The interactive zoning map allows users to determine the zoning classification for any property in the District. Users can search zoning by specific address, square and lot, parcel, Zoning Commission (ZC) case, or Planned Unit Development (PUD), where applicable. Users can select different layers of data to display on the map, and can print reports for any selected property. Users should note that when searching for a PUD, the ZC case name and ZC case number reflect the most recent case name and case number associated with the PUD. If you have questions, comments, or suggestions regarding the zoning map, contact the Office of Zoning at (202) 727-6311 or dcoz@dc.gov.
District of Columbia zoning map polygons established under the Zoning Regulations of 2016 (ZR16). ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective 9/6/2016. ZR16 has been reorganized further pursuant to Zoning Commission Order 18-16/19-27/19-27A/19-27B (text and map amendment), effective 8/28/2023. ZR16 zoning polygons are updated based on Zoning Commission text and map amendments, when applicable. More information on zoning in DC, the Zoning Commission, or the zoning rules and regulations can be found at https://dcoz.dc.gov/page/structure-zoning-regulations-2016.
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This historic 1936 zoning map was digitized and georeferenced to Washington, D.C. It is from the Washingtoniana Map Collection at the District of Columbia Public Library’s DIG DC site. The 1936 map depicts the 1920 regulations amended to 1936 and was published for the DC Zoning Commission by Rufus Lusk. This map breaks the residential zone into six different categories regulating the type of housing allowed in an area. This map also includes regulations on residential lot occupancy. It is used in the Office of Zoning's Historic Web Viewer . More information this map and other content found on the DC Public Library DIG DC website .
This is the domain table for Zoning (designated by the Chief Data Officer (CDO) per Mayor’s Order 2017-115). Districtwide domain tables are database tables designated by the CDO to provide a standard source of values to be used across District information systems and data transformations, as defined by the Open Data Policy. The source table for this is the DCGIS.ZoningPly layer.
The purpose of the design review process is to: Allow for special projects to be approved by the Zoning Commission after a public hearing and a finding of no adverse impact; Recognize that some areas of the District of Columbia warrant special attention due to particular or unique characteristics of an area or project; Permit some projects to voluntarily submit themselves for design review in exchange for flexibility because the project is superior in design but does not need extra density; Promote high-quality, contextual design; and Provide for flexibility in building bulk control, design, and site placement without an increase in density or a map amendment.
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About the BZA - The Board of Zoning Adjustment (BZA) is an independent, quasi-judicial body. It is empowered to grant relief from the strict application of the Zoning Regulations (variances), approve certain uses of land (special exceptions), and hear appeals of actions taken by the Zoning Administrator at DCRA. The Board's five members consist of three Mayoral appointees, a rotating member of the District of Columbia Zoning Commission, and a designated representative of the National Capital Planning Commission. In cases where the Board is performing functions regarding Foreign Mission and Chancery applications, the composition of the Board shall consist of the three Mayoral appointees, the Director of the U.S. National Park Service or his designee, and the Executive Director of the National Capital Planning Commission. About the ZC - The Zoning Commission (ZC) is an independent, quasi-judicial body. Created by the Zoning Act of 1920, as amended, the ZC is charged with preparing, adopting, and subsequently amending the Zoning Regulations and Zoning Map in a means not inconsistent with the Comprehensive Plan for the National Capital area. Three members of the ZC are residents of the District of Columbia appointed by the Mayor and confirmed by the Council. The fourth member of the ZC is the Architect of the Capitol (or his/her representative). The fifth ZC member is the Director of the National Park Service (or his/her representative).
Overlay Districts are a zoning designation that modifies the basic underlying designation in some specific manner; this is what the Overlay polygons in the Zoning map represent. This layer contains complete theoretical address ranges. Overlay zoning modifies the standards of the base zoning within a defined geographic area. This retired dataset represents the boundaries of the overlay areas under the Zoning Regulations of 1958.
***Retired 9/27/2019***
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This table lists the Floor Area Ratio, Height, Lot Occupancy, Reary Yard, Side Yard, and other various development standards for each zone in the District of Columbia Zoning Regulations of 2016.
This data set was digitized from the Generalized Land Use Map of the District of Columbia Comprehensive Plan and shows which areas of the city are planned for various uses. These uses include residential and commercial uses at various densities, public land, institutional, federal, and industrial uses. Although planned uses and current uses may be similar, this is not a data set describing current land use. This is a generalized product, and cannot be used to identity specific uses for all specific locations in the District of Columbia. It is intended to guide zoning and development in the District. It is a visual depiction of District policy about appropriate land uses for various parts of the District. It is not intended to document existing conditions.
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This map displays blocks that are part of the RPP program. This map does not necessarily display areas with available RPP parking. Some blocks where residents are eligible for an RPP Permit may have meters or other signage that restrict the usage of RPP Permits.
RPP Permits and Visitor Parking Permits (VPPs) allow parking at green and red RPP zone signs. Please review and follow on-street signage and parking regulations to avoid receiving a citation.
Tax Lot points. DC's Real Property Tax Administration defines assessment and taxation lots, often referred to as A&T lots or simply tax lots. These lots are strictly for real estate taxation purposes and normally defined under two circumstances:
When property owners ask for their real property tax bills to be consolidated, after they have bought several contiguous record lots; this is called a combine;
When part of a record lot is sold, but no new record lot is yet defined; this is called a split request.
Tax lots are not determined by survey, and are therefore not official lots in the same way record lots are. These lots are normally numbered between 800 and 1999within a square to differentiate them from record lots on the property tax maps. When a tax lot is established by RPTA, an A&T Plat is generated by RPTA and forwarded to the surveyor’s office. These A&T Plats are not reviewed but simply filed by the Surveyor; they do not comply with the standards required of subdivision plats, and are not recorded. Tax Lots are not normally acceptable when applying for building permits and must be converted to Record Lots through the normal subdivision process involving the D.C. Surveyor’s Office before permits will be issued. The only exception is if the lot does not face a public street. Furthermore, at the time of their creation and platting, there is no review made of tax lots for compliance with D.C. Zoning, Subdivisions or any other ordinances. These lots are simply pieces of property, owned by somebody, described in deeds, for which tax bills are sent and real estate taxes are collected by the city. Some Record Lots also function in this capacity. Geographically, tax lots typically overlay layers such as record lots or sometimes reservations. There are known instances where tax lots do not overlay these types of layers. Up until approximately 1972, A&T lots were only created by the Tax Assessor out of lands that had been previously Record Lots at some point in their history. For a short period of time in the early to mid 1970’s, a decision was made to start eliminating fractional parcels (see definition below) and make them all into A&T lots. The intent was to do away with Parcels altogether and have all properties in the city be either tax lots or record lots. By doing this, they converted unsubdivided parcels into A&T lots where no underlying record lot exists. There is often little or no historical source information about these types of transactions therefore vectorizing them often required vast amounts of research.
Record lots are defined by the Department of Buildings (DOB) – Office of the Surveyor (OS) - DC Surveyor. They are official, platted, recorded subdivision lots created by the D.C Surveyor’s Office in compliance with the Subdivision Ordinance of the District of Columbia (must have public street frontage etc). Typically, these lots are numbered 1 through 799 with no number being used more than once in a Square. Exceptions to this rule:When the 1-799 range has been exhausted within a square, the Surveyor’s Office assigns numbers from 1200 or may even use 8000 and aboveFor reasons unknown, 42 Squares have record lot numbers greater than 799 but less than 1200Additionally, in most case scenario’s, a piece of property must be a Record Lot before a building permit will be issued for that site in the District of Columbia, and all proposed Record Lots are carefully reviewed by Zoning Administration officials for compliance with the city’s Zoning Ordinances. Other agencies that review new record lots besides OS are Office of Zoning, Office of Planning, the Dept. of Public Works, Historic Preservation and DDOT.Record lots are defined only when requested by property owners, normally when they are seeking a building permit. Record lots are recorded in Plat Books and Subdivision Books in the Office of the Surveyor. These documents are bound volumes of historical representations of the locations of property lines, and they include record dimensions, though typically no bearings of lines. These lots are located within squares, which usually correspond to one or two city blocks. Certain record lots can also be classified as “of-lots”. An "Of-Lot" is the D.C. Surveyor’s Office term for describing “Remaining/Part of Original Lot X”In the record lot feature class, if a domain value of 1 resides in the “OF_LOT” field, you can assume that at one time the original lot was modified. Typically, any of these of-lots will also have a tax lot overlaying them since it is a piece or remainder of a Record Lot.
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The dataset includes polygons representing the location and attributes of Central Employment Area (CEA). The CEA is the core area of the District of Columbia where the greatest concentration of employment in the city and region is encouraged, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies. Jurisdictions were identified from public records (map and written description created by the National Capital Planning Commission) and heads-up digitized from the 1995 orthophotographs.
The dataset titled "Zoning & Land Use Bylaws Columbia Shuswap Regional District" falls under the domain of city government and is tagged with keywords such as Columbia Sushwap, Housing Potential, Land Use, and Zoning. It is available in HTML format and covers the geospatial area of the Columbia Sushwap Regional District. The dataset is open for access and its location is provided. For any queries, the Columbia Sushwap Regional District can be contacted at plan@csrd.bc.ca. The dataset was accessed on March 25, 2025, and is identified by the unique identifier "Zoning-Land-Use-Bylaws". It is in English and a link to its description is provided. The dataset has a persistent identifier but does not have a globally unique identifier. The dataset does not contain data about individuals, identifiable individuals, or Indigenous communities. Its geospatial resolution is at the regional district level. The dataset is owned by the Columbia Shuswap Regional District and its description explains that it contains zoning bylaws authorized under the Local Government Act to regulate land use and implement the objectives of an Official Community Plan. The source of the dataset is provided but its license is not specified. The resources available in the dataset include the "Zoning & Land Use Bylaws Columbia Sushwap Regional District" and an interactive map. The metadata for the dataset was created on March 25, 2025, and was last modified on April 8, 2025.
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Property and parcel data is a critical layer to any city or statewide data holdings. In our city's complex urban environment, this includes numerous geographies that identify federal government lands, reservations, District lands, personal property and so much more. Use this application to query and identify boundaries including,Property LotsLot DimensionsCondo DataTax AssessmentsZoningSquaresThe District's Vector Property Mapping (VPM) project works daily to capture property lot transactions so that city planners, business development leaders and residents stay current.
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The interactive zoning map allows users to determine the zoning classification for any property in the District. Users can search zoning by specific address, square and lot, parcel, Zoning Commission (ZC) case, or Planned Unit Development (PUD), where applicable. Users can select different layers of data to display on the map, and can print reports for any selected property. Users should note that when searching for a PUD, the ZC case name and ZC case number reflect the most recent case name and case number associated with the PUD. If you have questions, comments, or suggestions regarding the zoning map, contact the Office of Zoning at (202) 727-6311 or dcoz@dc.gov.