Loudoun County Zoning Ordinance

Type  Online Digital Data download

Tags  planningCadastre, zoning, planning

Summary

Zoning is used to facilitate the administration of -the zoning ordinance. The data are used extensively for taxation, subdivision review, permitting, and planning.  Although the feature class represents the official zoning map, a determination should be requested from the Zoning Administrator to verify zoning for a particular property.

Description

The zoning layer constitutes the official zoning map for Loudoun County, which was adopted by the Loudoun County Board of Supervisor's on Dec 13, 2023, and is a component of the official zoning ordinance (ZOAM-2020-0001). The zoning data is owned and maintained by Loudoun County, Virginia Department of Planning and Zoning.

The New Loudoun County Zoning Ordinance repeal and replace the Revised 1993 Zoning Ordinance and re-ordain and recodify the newly adopted ordinance as the Loudoun County Zoning Ordinance.

Credits

Use limitations

Every reasonable effort has been made to assure the accuracy of these data. Loudoun County, Virginia does not assume any liability arising from the use of these data. These data are provided without warranty of any kind, expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular service. Reliance on these data is at the risk of the user. These data were generated for use by Loudoun County and are available to the public. These data are intended for use at 1:2400 scale or smaller. Acknowledgement of Loudoun County would be appreciated in products derived from this data.

Extent

Scale Range

Maximum (zoomed in)  1:5,000
Minimum (zoomed out)  1:150,000,000

Topics and Keywords 

Themes or categories of the resource Planning & Cadastral

Theme keywords planningCadastre, zoning, planning

Citation 

Title Loudoun County Zoning Ordinance
Publication date 2023-12-13 00:00:00

Presentation formats digital map
FGDC geospatial presentation format vector digital data

Citation Contacts 

Responsible party - owner
Organization's name Loudoun County Department of Planning and Zoning

Contact information 
Phone
Voice 703-777-0246
Fax 703-777-0441
Address
Type postal
Delivery point PO Box 7000
City Leesburg
Administrative area VA
Postal code 20177
Country US
e-mail addressdpz@loudoun.gov
Hours of service
8:30am to 5pm, Monday to Friday

Resource Details 

Dataset character set utf8 - 8 bit UCS Transfer Format

Status completed
Spatial representation type vector

Processing environment  Version 6.2 (Build 9200) ; Esri ArcGIS 10.8.1.14362

ArcGIS item properties

Extents 

Extent
Geographic extent
Bounding rectangle
West longitude -77.963439
East longitude -77.323973
North latitude 39.326230
South latitude 38.844263
Extent contains the resource Yes

Resource Points of Contact 

Point of contact - owner
Organization's name Loudoun County Department of Planning and Zoning

Contact information 
Phone
Voice 703-777-0246
Fax 703-777-0441
Address
Type postal
Delivery point PO Box 7000
City Leesburg
Administrative area VA
Postal code 20177
Country US
e-mail addressdpz@loudoun.gov
Hours of service
8:30am to 5pm, Monday to Friday

Resource Maintenance 

Resource maintenance
Update frequency as needed

Resource Constraints 

Constraints
Limitations of use

Every reasonable effort has been made to assure the accuracy of these data. Loudoun County, Virginia does not assume any liability arising from the use of these data. These data are provided without warranty of any kind, expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular service. Reliance on these data is at the risk of the user. These data were generated for use by Loudoun County and are available to the public. These data are intended for use at 1:2400 scale or smaller. Acknowledgement of Loudoun County would be appreciated in products derived from this data.


Spatial Data Properties 

Vector 
Geometric objects
Object type complex
Object count 1238

Lineage 

Lineage statement
This Zoning layer became the official zoning map and digital layer with the adoption of the new Loudoun County Zoning Ordinance on Dec 13, 2023 by the Loudoun County Board of Supervisors. It repealed the previous Revised 1993 zoning ordinance as well.

Process step 
When the process occurred 2023-12-13 00:00:00
Description
Upon adoption of the new Loudoun County Zoning Ordinance, the new Zoning layer was created by PZ staff.  This included those renamed districts, retained districts and new unmapped districts.

Source data 
Description
Loudoun County's on-going Zoning Ordinance Rewrite process allowed for the renaming of select zoning districts, the retention of certain legacy districts and the introduction of new unmapped zoning districts.  

Distribution 

Distribution format
Name Online Digital Data download

Fields 

Details for object GISDBB.GISBROW.ZONING_POLY 
Definition
Polygon Feature Class

Definition source
ESRI

Field OBJECTID 
Field description
Internal feature number.

Description source
ESRI

Description of values
Sequential unique whole numbers that are automatically generated.

Field ZO_ZONE 
Field description
Name of zoning district (see new Loudoun County Zoning ordinances for permitted uses and specific requirements)

Description source
Loudoun County

List of values
Value See Overview Description for data dictionary of attribute

Field ZO_ORDINANCE 
Field description
Ordinance under which the property is administered

Description source
Loudoun County

List of values
Value See Overview Description for data dictionary of attribute

Field ZO_SPEC_CODE 
Field description
Code that indicates special circumstances

Description source
Loudoun County

List of values
Value See Overview Description for data dictionary of attribute

Field ZO_PROJ_NUM 
Field description
ZMAP (rezoning application) number (e.g. ZMAP-2000-0001); not consistently maintained

Description source
Loudoun County

Description of values
User defined text

Field ZO_UPDATE_NUM 
Field description
Sequential number assigned to track edits made to the zoning layer within each year (e.g. Z2000-0001)

Description source
Loudoun County

Description of values
User defined text

Field ZO_ZONE_ORD 
Field description
The ZO_ZONE and ZO_ORDINANCE values concatenated; the first 6 characters are reserved for the zone and the last 4 are reserved for the ordinance

Description source
Loudoun County

Description of values
User defined text

Field ZO_UPD_SOURCE 
Field description
Source that created or modified feature class

Description source
Loudoun County

List of values
Value See Overview Description for data dictionary of attribute

Field ZO_ZONE_DATE 
Field description
Date the current zone came into effect; generally associated with an approved ZMAP application; not consistently maintained

Description source
Loudoun County

Description of values
User defined text

Field ZO_MAINT_TASK_ID 
Field description
Internal field for use in maintenance records

Description source
Loudoun County

Description of values
User defined text

Field ZO_GIS_START_DATE 
Field description
Not currently utilized.  This field will track when a record FIRST appears on the GIS

Description source
Loudoun County

Description of values
User defined text

Field ZO_GIS_END_DATE 
Field description
Not currently utilized.  This field will track when a record LAST appears on the GIS

Description source
Loudoun County

Description of values
User defined text

Field ZO_UPD_DATE 
Field description
Date feature class created or modified

Description source
Loudoun County

Description of values
User defined text

Field ZO_UPD_USER 
Field description
Not for public distribution.  Internal User ID of editor creating or modifying feature class

Description source
Loudoun County

Description of values
Internal code

Field SHAPE 
Field description
Feature geometry.

Description source
ESRI

Description of values
Coordinates defining the features.

Field SHAPE.STArea() 

Field SHAPE.STLength() 

Overview Description
Entity and Attribute Overview
ZO_ZONE: Zoning district (see 1993 and 1972 ordinances for permitted uses and specific requirements)

Entity and Attribute Detail Citation
Code         Short Description:   Full Description

A10           Agriculture:   Agriculture and low density residential development with a maximum density of one unit per 10 acres. Rural hamlet options.

A3             Agricultural/Residential:   Agriculture and low density residential development with a maximum density of one unit per 3 acres with a predominantly agricultural character. Rural hamlet options.
 
AR1          Agricultural Rural - 1:   Rural business and residential uses: 1.0 lot per 20 acres (Base Density), 1.0 lot per 10 acres (Principal/Subordinate Subdivision Option), 1.0 lot per 5 acres (Cluster Subdivision Option)

AR2           Agricultural Rural - 2:   Rural business and residential uses: 1.0 lot per 40 acres (Base Density), 1.0 lot per 20 acres (Principal/Subordinate Subdivsion Option), 1.0 lot per 15 acres (Cluster Subdivision Option)

C1             Commercial:   Commercial primarily retail and personal services. C1 is under 1972 ordinance and is only within the Route 28 Tax District.

CLI            Commercial/Light Industry:   Mix of compatible light industrial uses, industrial-related business uses, and related retail uses on minimum one acre lots. Only along Route 50 from Fairfax/Loudoun County line west to Route 659. New CLI district rezoning limited to parcels contiguous to existing CLI district.

CR1           Countryside Residential-1:  Residential development with a maximum density of 1 unit per 40,000 square feet with on-site well and wastewater. 1 unit per 20,000 square feet served by public sewer. Cluster and hamlet options.

CR2           Countryside Residential-2:   Residential development with a maximum density of 1 unit per 40,000 square feet with on-site well and wastewater. 1 unit per 20,000 square feet served by public water or sewer. Cluster and hamlet options.

CR3           Countryside Residential-3:   Residential development with a maximum density of 1 unit per 40,000 square feet with on-site well and wastewater. 1 unit per 15,000 square feet served by public sewer only. Cluster option with public sewer.

CR4           Countryside Residential-4:   Residential development with a maximum density of 1 unit per 40,000 square feet with on-site well and wastewater. 1 unit per 15,000 square feet served by either public water or public sewer. 1 unit per 10,000 square feet served by both public water and public sewer.

GB             General Business:   General destination retail and service businesses that serve the needs of residents and businesses in the vicinity, on one-half acre lots. 

I1               Industrial:   Primarily heavy industrial. I1 is under 1972 ordinance and is only within the Route 28 Tax District.

JLMA1       Joint Land Management Area-1:   Appropriate mix of residential & non-residential uses with a variety of dwelling units & lot sizes; 1.0 dwelling unit per 40,000 sq. ft. or 1.2 dwelling unit per 40,000 sq. ft. with ADU

JLMA2       Joint Land Management Area-2:   Appropriate mix of residential & non-residential uses with a variety of dwelling units & lot sizes; 1.0 dwelling unit per 20,000 sq. ft. or 1.2 dwelling unit per 20,000 sq. ft. with ADU

JLMA3       Joint Land Management Area-3:   Appropriate mix of residential & non-residential uses with a variety of dwelling units & lot sizes; 1.0 dwelling unit per 3 acres. or 1.2 dwelling unit per 3 acres. with ADU

JLMA20     Joint Land Management Area-20:   Rural business and residential uses compatible with Leesburg Executive Airport (no cluster option); 1.0 dwelling unit per 20 acres

MRHI         Mineral Resource/Heavy Industry:   Diabase resource extraction operations (quarries) co-located with compatible heavy industrial uses. Specific use limitations for stone quarry operations.

PDAAAR    Planned Development-Active Adult/Age Restricted:    Planned adult residential communities 55 years or older. Max 30 dwelling units per acre, 36 dwelling units per acre with ADUs, public sewer and water, and are served by one or more major arterial or collector roads. Consistent with locations designated for high-density urban residential development.

CCCC    Commercial Center-Community Center:    Serves retail shopping needs of surrounding community with 10 minutes drive. Minimum of 4 acres, maximum of 22 acres.

CCNC    Commercial Center-Neighborhood Center: Serves convenience needs of immediately adjacent residential neighborhoods or ones within 1/4 mile walking dist.  Minimum of 1.5 acres, maximum of 8 acres.

PDCCRC    Planned Development-Commercial Center (Regional Center):    Large scale commercial centers which provide a wide range of retail, office, and service uses, with one or more anchor stores, to the regional market. Minimum of 60 acres with controlled access to arterial roads.

CCSC    Commercial Center-Small Regional Center:  Small regional centers to meet shopping needs of a community more than a 10 minute drive from the center. Minimum of 18 acres, maximum of 60 acres. Controlled access to a major collector.

PDCH        Planned Development-Commercial Highway:     Highway related commercial districts. PDCH is under the 1972 ordinance and is only within the Route 28 Tax District.

PDGI          Planned Development-General Industrial:    Medium intensity industrial uses with public nuisance potential.  It is only under the 1972 Ordinance.

PDH3         Planned Development Housing-3:    Mixed use residential communities including single family and multifamily housing products with supportive non-residential uses. Maximum overall residential density of 3 units per acre.

PDH4         Planned Development Housing-4:    Mixed use residential communities including single family and multifamily housing products with supportive non-residential uses. Maximum overall residential density of 4 units per acre.

PDH6         Planned Development Housing-6:    Mixed use residential communities including single family and multifamily housing products with supportive non-residential uses. Maximum overall residential density of 6 units per acre.

PDIP          Planned Development-Industrial Park:    Light and medium industrial uses with supporting accessory uses and facilities designed with a parklike environment. May be subject to a concept development plan.  It is only under the 1972 Ordinance.

PDOP        Planned Development-Office Park:    Office park established primarily for administrative, business, and professional offices designed in a parklike environment and subject to an adopted concept development plan.  This is for 1972 Ordinance only.

PDRDP     Planned Development-Research and Development Park:    Planned mixed employment park a minuinum of 20 acres in size & within the Rt 28 Tax District, subject to an adopted concept development plan, which allows the mixing of research and development firms, office complexes, certain types of manufacturing and interrelated land uses.

PDRV        Planned Development-Rural Village:    A rural, pedestrian oriented, mixed use community surrounded by the remaining farmland in an open space conservation easement.   Each village will be serviced by its own public water and sewer factility.

PDSA        Planned Development-Special Activity:    A district established to accommodate uses which require sizable land area that may require functional separation from normal residential, commercial, or industrial development (e.g. airports, zoos, stadiums, etc.).

PDSC        Planned Development-Shopping Center:    Permits development of neighborhood, community, and regional shopping centers in scale with surrounding market areas. PDSC is under the 1972 ordinance.

TC        Town Center:    A district established to provide for a compatible mixture of commercial, cultural, institutional, governmental, and residential uses in compact pedestrian oriented, traditional town centers, in areas consistent with the General Plan & serving as focal points for substantial residential areas.

TRC     Transit Related Center:    District established to provide for a compatible mixture of commercial, cultural, institutional, governmental, recreational, and high-density housing uses in compact, pedestrian oriented, transit oriented developments and transit-designed supportive areas. Supports General Plan.

R1             Single Family Residential-1:   Low-density single family detached development with a maximum density of 1 unit per 40,000 sq. ft.; 1.2 unit per 40,000 sq.ft. with ADU. Served by public water and sewer. Cluster and compact cluster options.

R2             Single Family Residential-2:    Low to moderate density single family detached development with a maximum density of 1units per 20,000 sq. ft., 1.2 unit per 20,000 sq.ft. with ADU. Served by public water and sewer. Cluster, suburban, compact cluster, and traditional design options.

R3              Single Family Residential-3:  Moderate density single family detached development with a maximum density of 1 unit per 15,000 sq. ft., 1.2 unit per 15,000 sq ft. Served by public water and sewer. Cluster, compact cluster, suburban, and traditional design options.

R4             Single Family Residential-4:    Moderate density single family detached development with a maximum density of 1unit per 10,000 sq.ft., 4.8 units pwer acre with ADUs. Served by public water and sewer. Cluster, suburban, and traditional design and compact cluster options.

R8             Single Family Residential-8:    Moderate to medium density single family detached, duplex, townhouse, and single family attached development with a maximum density of 8 units per acre, 9.6 units per acre with ADU's. Served by public water and sewer. Traditional and suburban design options.

R16           Townhouse/Multifamily Residential-16:    Single family attached/detached and multifamily residences at a maximum density of 16 units per acre; 19.2 units per acre with ADUs. Served by public water and sewer. In areas designated for infill development. Traditional design option.

R24            Multifamily Residential-24:    Multifamily residences at a maximum density of 24 dwelling units per acre, 28.8 dwelling units per acre with ADU's. Served by public water and sewer. In areas designated for infill development.

RC             Rural Commercial:    Commercial properties predominantly located in rural Loudoun. Uses are compatible with scale and character of general open and rural character of Rural North & South Place Types.

TOWNS     Incorporated Towns:    Districts zoned by the incorporated town and administered by the town.

TR1LF       Transitional Residential - 1 (Lower Foley):    Sub-district of TR1 with central utilities. Residential with cluster (50% open space); 1.0 du/acre

TR1UBF    Transitional Residential - 1 (Upper Broad Run and Upper Foley): Sub-district of TR1 without central utilities. Residential with cluster (50% open space); 1.0 du/acre

TR2           Transitional Residential - 2:    Residential with cluster (50% open space); 2.0 du/acre

TR3           Transitional Residential - 3:    Residential with cluster (50% open space - 70% in Lower Bull Run); 1.0 du/3 acres

TR3LBR    Transitional Residential - 3 (Lower Bull Run):    Sub-district of TR3 with central utilities. Residential with cluster (70% open space); 1.0 du/3 acre

TR3LF       Transitional Residential - 3 (Lower Foley):     Sub-district of TR3 with central utilities. Residential with cluster (50% open space); 1.0 du/3 acre

TR3UBF    Transitional Residential - 3 (Upper Broad Run and Upper Foley): Sub-district of TR3 without central utilities. Residential with cluster (50% open space); 1.0 du/3 acre

TR10         Transitional Residential - 10:    Residential with cluster (70% open space); 1.0 du/10 acres

GI           General Industry:       District for industrial uses that are incompatible with residential uses due to the prevalence of outdoor storage and emissions of noise and odor. 

IP             Industrial Park:         District for office, light production, flex space, and warehousing uses.  Support limited first floor retail or orther acccessory uses that serve predominate uses.

OP           Office Park              District for administrative, business and professional offices research and development, and supporting commercial and instibutional uses and facilities; support limited first floor retail.

SN4         Suburban Neighborhood-4:            Moderate to medium primarily single-family detached and attached residentces with limited multi-family residences with a maximum density of 4 dwelling units per acre; 4.8 dwelling unts per acre with ADUs to implement Suburban Neighborhood Place Type

SN6         Suburban Neighborhood-6:            Moderate to medium primarily single-family detached and attached residentces with limited multi-family residences with a maximum density of 6 dwelling units per acre; 7.2 dwelling unts per acre with ADUs to implement Suburban Neighborhood Place Type     

SCN8       Suburban Compact Neighborhood-8:         Single family attached/detached and multifamily residences in compact neighborhoods to take advantage of infill parcels with a maximum density of 8 dwelling units per acre, 9.6 dwelling units per acre with ADUs. Implement Suburban Compact Neighborhood Place Type

SCN16     Suburban Compact Neighborhood-16:        Single family attached/detached and multifamily residences in compact neighborhoods to take advantage of infill parcels with a maximum density of 16 dwelling units per acre, 19.2 dwelling units per acre with ADUs. Implement Suburban Compact Neighborhood Place Type

SCN24     Suburban Compact Neighborhood-24:        Single family attached/detached and multifamily residences in compact neighborhoods to take advantage of infill parcels with a maximum density of 24 dwelling units per acre, 28.8 dwelling units per acre with ADUs. Implement Suburban Compact Neighborhood Place Type

TCC         Transition Community Center:       District to provide for small, pedestria-focused commercial development of retail, entertainment, public/civic/instutional functions in walkable street pattern served by public water and sewer within the Transition Policy Area

TCN         Transition Compact Neighborhood:          Moderate single family attached/detached development with neighborhoods arranged in an interconnect,walkable street pattern with a maximum density of 5 dwelling units per acre, 6 dwelling units per acre with ADUs.  Minimum Zoning District size of 15 acres

TSN          Transition Small Lot Neighborhood:          Moderate single-family detached development arranged in assorted lot configurations that aligns with the topography and key resources of area with a maximum density of 4 dwelling units per acre; 4.8 dwelling units per acre with ADUs

UE            Urban Employment:      District to provide for a broad array of high intensity, separate, and mixed employment uses integrated in a walkable environment to take advantage of proximity to the Metrorail station with the initial size a minimum of 20 acres


PUD     Planned Unit Development:        District to provide for a flexible customized land use approach to allow various combinations of land uses in the Urban, Suburban, Transition and Joint Land Management Areas




Overview Description
Entity and Attribute Overview
ZO_ORDINANCE: Ordinance under which the property is administered, which does not necessarily correspond to the zone (e.g. a property may have a zone code of PDH3 for the zone in accordance with the 1993 ordinance, but it should have a value of 1972 for ordinance if it is administered as another zone, such as PDH24, under the 1972 ordinance).

Entity and Attribute Detail Citation
Year      Ordinance

1972      1972 Ordinance
2023      Loudoun County Zoning Ordinance

Overview Description
Entity and Attribute Overview
ZO_SPEC_CODE: Code that indicates special circumstances

Entity and Attribute Detail Citation
Code      Circumstance

WOD      Part of Washington and Old Dominion Trail
28           Part of Route 28 Tax District
TR          Part of Dulles Toll Road

Overview Description
Entity and Attribute Overview
ZO_UPD_SOURCE: Source that created or modified feature class

Entity and Attribute Detail Citation
Source    Definition

0              Undetermined
1              Legacy 
2              County
3              Contract

Metadata Details 

Metadata character set utf8 - 8 bit UCS Transfer Format

Scope of the data described by the metadata dataset

Last update 2023-12-19 

ArcGIS metadata properties
Metadata format ArcGIS 1.0
Standard or profile used to edit metadata FGDC

Created in ArcGIS for the item 2023-12-13 23:08:31

Automatic updates
Have been performed No

Metadata Contacts 

Metadata contact - owner
Organization's name Loudoun County Department of Planning and Zoning

Contact information 
Phone
Voice 703-777-0246
Fax 703-777-0441
Address
Type postal
Delivery point PO Box 7000
City Leesburg
Administrative area VA
Postal code 20177
Country US
e-mail addressdpz@loudoun.gov
Hours of service
8:30am to 5pm, Monday to Friday