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Maps & Geospatial Data
Boundaries, parcels, addresses, imagery and other GIS layers. 276,187 datasets from federal, state and local publishers.
Datasets
276,187
Federal
10,000+
State
4,247
County and city
7,376
Most viewed maps & geospatial datasets
- LA County BoundaryLos Angeles County, California · County of Los AngelesCounty of Los Angeles boundary for use in web maps and applications, specifically those maintained by the LA County EOC GIS Unit. The official County Boundary from the eGIS Data Repository was "un-merged" and attributes were altered, as follows: - TYPE was oriCSVGeoJSONShapefileKML+1Updated 02/05/2026
- Zoning Overlay DistrictsMetropolitan Government of Nashville and Davidson County · Nashville GISZoning overlay districts are established as a means of addressing specific aspects of land use control or development design that transcend conventional zoning district provisions. Source Link: https://www.nashville.gov/departments/planning/land-development/oCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Raleigh City Council DistrictsCity of RaleighThis dataset covers the geographic are within the City of Raleigh municipal boundary. The Raleigh City Council dataset includes polygons which represent the boundaries for each City Council district. This dataset also includes labels and other data relatinCSVGeoJSONShapefileKML+1Updated 10/10/2025
- Address PointsDistrict of Columbia · City of Washington, DCThe dataset contains locations and attributes of address points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and Department of Buildings (DOB). It contains the addresses in the District of ColumbCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Public Emergency Map Traffic Control ViewLos Angeles County, California · County of Los AngelesCurrent road closure points established by authorities, prohibiting traffic in Los Angeles County. This is a view of a hosted feature layer.CSVGeoJSONShapefileKML+1Updated 01/08/2025
All maps & geospatial datasets
10,000+ datasets
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- U.S. Census Bureau, Department of Commerce155,865
- National Oceanic and Atmospheric Administration, Department of Commerce63,517
- Department of the Interior39,020
- National Aeronautics and Space Administration2,910
- District of Columbia1,823
- U.S. Environmental Protection Agency1,338
- Lake County, Illinois1,312
- State of Maryland1,141
- State of Virginia726
- Department of Agriculture598
- State of California579
- State of Connecticut503
- City of Seattle487
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- Taxi Trips in 2026District of Columbia · Department of For-Hire VehiclesTaxi trip data provided as a zip file containing pipe (|) delimited text files or csv for trips by month. DFHV provided OCTO with a taxicab trip text file representing trips. OCTO processed the data to assign a block locations to pick up and drop off locationsArcGIS RESTUpdated 12/31/2026
- Article 11 RatingsCity and County of San FranciscoParcels rated under Article 11 of the Planning Code - Preservation of buildings and districts of architectural, historical and aesthetic importance in the C-3 zoning district. Ratings are shown below: Category I Significant Building. Listed in Appendix A of thCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Zoning Map - Special Sign DistrictsCity and County of San FranciscoThe Special Sign Districts are a component of the Zoning Map which in turn is a key component of the San Francisco Planning Code. The official San Francisco zoning map is here: https://experience.arcgis.com/experience/573d02b43b7b46e381df04b7f225da95CSVJSONGeoJSONXMLUpdated 10/27/2026Quarterly
- Zoning Map - Special Use DistrictsCity and County of San Francisco · PlanningSpecial Use Districts (SUDs) are a component of the San Francisco Zoning Map. SUD controls are outlined in Article 2 of the San Francisco Planning Code: http://library.amlegal.com/nxt/gateway.dll/California/planning/article2usedistricts?f=templates$fn=default.CSVJSONGeoJSONXMLUpdated 10/27/2026Quarterly
- Zoning Map - Height and Bulk DistrictsCity and County of San FranciscoThe Height and Bulk Districts are a component of the Zoning Map which in turn is a key component of the San Francisco Planning Code. The official San Francisco zoning map is here: https://experience.arcgis.com/experience/573d02b43b7b46e381df04b7f225da95CSVJSONGeoJSONXMLUpdated 10/27/2026Quarterly
- Cultural DistrictsCity and County of San Francisco · Planning DepartmentA. SUMMARY The San Francisco Board of Supervisors has recognized several cultural districts that are distinguished by unique social and historical associations and living traditions. While they have physical boundaries, the districts are primarily identified bCSVJSONGeoJSONXMLUpdated 10/27/2026As needed
- Zoning Map - Zoning DistrictsCity and County of San FranciscoThe Zoning Districts are a component of the Zoning Map which in turn is a key component of the San Francisco Planning Code. More information can be found here: https://sfplanning.org/zoning The official zoning map can be found here: https://experience.arcgis.cCSVJSONGeoJSONXMLUpdated 10/27/2026Quarterly
- Historic DistrictsCity and County of San FranciscoA. SUMMARY Historic districts in San Francisco. These include districts listed in Articles 10 and 11 of the San Francisco Planning Code and districts listed or eligible for listing in the California Register of Historical Resources and/or the National RegisterCSVJSONGeoJSONXMLUpdated 10/27/2026As needed
- Historic Context StatementsCity and County of San Francisco · PlanningThis data includes the City’s Adopted Historic Context Statements, reviewed and adopted by the Historic Preservation Commission. Historic Context Statements provide background history of particular neighborhoods, themes, or cultures and tie this history to sitCSVJSONGeoJSONXMLUpdated 10/27/2026As needed
- Bridge Hold Location StipulationsCity of New York · Department of Transportation (DOT)This dataset provides locations which have the Bridge Hold as one of the stipulations. The information gives the location of all the blocks and the intersections within 100 feet of a Bridge Structure.CSVJSONXMLUpdated 10/27/2026Daily
- Address Points RetiredDistrict of Columbia · City of Washington, DCThe dataset contains locations and attributes of retired address points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and Department of Buildings (DOB). There are over 40,000 retired addresses. ThCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Address PointsDistrict of Columbia · City of Washington, DCThe dataset contains locations and attributes of address points, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer (OCTO) and Department of Buildings (DOB). It contains the addresses in the District of ColumbCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Common Ownership LotsDistrict of Columbia · Department of BuildingsThe common ownership layer is built from various polygon feature classes of the District's Vector Property Mapping program and identified below. It represents all lands that are outside right-of-way. - Record Lots - Tax Lots - Parcel Lots - Reservation Lots - CSVGeoJSONShapefileKML+1Updated 10/27/2026
- Highway Plan LinesDistrict of Columbia · Department of BuildingsIf a Highway Plan line intersects a property, it acts as a building restriction line, prohibiting the creation of new record lots and limiting subdivision. These lines represent "planned" roads, not necessarily existing ones, which the District Department of TCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Condo Relate TableDistrict of Columbia · Department of BuildingsThe Condo Relate table contains attributes of air rights, record, and tax lots approved for active condos. Condominium documentation (Condo Book & Page) is approved and recorded by the DC's Surveyors Office (OS) for the DC's Department of Buildings (DOB) . ReaCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Condo Approval LotsDistrict of Columbia · Department of BuildingsWhen Condos are approved for ground lots, those lots remain in the production (active) layer and attributes updated to reflect Condominium dwelling. 1.) Approved for Ground (Record Lots) When condos are approved for ground lots, the following fields are updateCSVGeoJSONShapefileKML+1Updated 10/27/2026
- Alley and Street ChangesDistrict of Columbia · Department of BuildingsThis data is used for the planning and management of Washington, D.C. by local government agencies. Alley Street Changes polygons. The dataset contains locations and attributes of Alley Street Changes polygons, created as part of the DC Geographic Information CSVGeoJSONShapefileKML+1Updated 10/27/2026
- Trakit ParcelCity of EverettCSVJSONGeoJSONXMLUpdated 10/27/2026
- Voting Wards and Polling PlacesCity of Milwaukee · Election Commission_Update frequency: every ten years, ward redistricting happens after the census takes place. Datasets are refreshed every night to ensure the most current information is available. Even if there are no changes, the data will be updated nightly._ Voting ward poCSVShapefileArcGIS RESTUpdated 10/27/2026
- Tax Incremental Districts (TID)City of Milwaukee · Department of City Development_Update Frequency: Update frequency: Datasets are refreshed every night to ensure the most current information is available. Even if there are no changes, the data will be updated nightly._ City of Milwaukee tax incremental district (TID) polygons. These distrShapefileArcGIS RESTUpdated 10/27/2026
- Streetcar StopsCity of Milwaukee · Department of Public Works_Update frequency: as needed_ Geographical representation of streetcar stops. Shapefile is projected in Wisconsin State Plane South NAD27 (WKID 32054)ShapefileArcGIS RESTUpdated 10/27/2026
- Streetcar RoutesCity of Milwaukee · Department of Public Works_Update frequency: as needed_ The Milwaukee Streetcar project’s 2.1 mile initial route (or hub) connects the Intermodal Station (AMTRAK and buses) and its 1.4 million annual users, the Third Ward (the fastest-growing neighborhood in Milwaukee), East Town (withShapefileArcGIS RESTUpdated 10/27/2026
- Sixteenth SectionsCity of Milwaukee · Department of Public WorksFull sixteenth sections within, and intersecting the corporate boundary of, the City of Milwaukee - includes attribute data with references to section and township divisions. Shapefile is projected in Wisconsin State Plane South NAD27 (WKID 32054)ShapefileArcGIS RESTUpdated 10/27/2026
- Quarter SectionsCity of Milwaukee · Department of Public Works_Update frequency: as needed_ Full quarter sections within Milwaukee County. These maps show engineering and tax information regarding parcels within the county and municipalities. Please visit our Quarter Section Lookup web app to download PDFs of individual ShapefileArcGIS RESTUpdated 10/27/2026
- Opportunity ZonesCity of Milwaukee · Department of City Development_Update frequency: Datasets are refreshed every night to ensure the most current information is available. Even if there are no changes, the data will be updated nightly._ Milwaukee Opportunity zone polygons that are part of a federal program that rewards inveShapefileArcGIS RESTUpdated 10/27/2026
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Frequently asked questions
- Who publishes maps & geospatial data?
- The largest publishers in this catalog are U.S. Census Bureau, Department of Commerce, National Oceanic and Atmospheric Administration, Department of Commerce, Department of the Interior.
- How do I download maps & geospatial data?
- Open any dataset to see its file formats (CSV, JSON, GeoJSON and more) and API links. Every link goes to the official government source.
- How are datasets assigned to topics?
- We read each dataset's category, keywords and title from the source catalog and file it under up to three topics, so some datasets appear in more than one topic.
Source: Data.gov Catalog (GSA), state and local open data portals · Last updated 10/27/2026