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    FederalWalkability IndexU.S. Environmental Protection Agency — The Walkability Index dataset characterizes every Census 2019 block group in the U.S. based on its relative walkability. Walkability depends upon characteristics of...
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    Crime Incidents in the Last 30 DaysDistrict of Columbia — The dataset contains a subset of locations and attributes of incidents reported in the ASAP (Analytical Services Application) crime report database by the District of...
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    FederalPermanent Employment Certification (PERM) Program Historical DataDepartment of Labor — This dataset includes data that the Employment and Training Administration's Office of Foreign Labor Certification (OFLC) collected from Permanent Employment...
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    FederalPublic School Characteristics 2022-23Department of Education — The National Center for Education Statistics' (NCES) Education Demographic and Geographic Estimates (EDGE) program develops annually updated point locations (latitude...
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    Zoning Boundaries (Zoning Regulations of 2016)District of Columbia — District of Columbia zoning map polygons established under the Zoning Regulations of 2016 (ZR16). ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective...
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    FederalNational Agriculture Imagery Program (NAIP) Imagery NGDADepartment of Agriculture — The National Agriculture Imagery Program (NAIP) is administered by the U.S. Department of Agriculture's Farm Production and Conservation Business Center (FPAC-BC)...
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    FederalInventory of Owned and Leased Properties (IOLP)General Services Administration — The Inventory of Owned and Leased Properties (IOLP) allows users to search properties owned and leased by the General Services Administration (GSA) across the United...
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    FederalTIGER/Line Shapefile, Current, Nation, U.S., State and Equivalent EntitiesU.S. Census Bureau, Department of Commerce — This resource is a member of a series. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information...
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    FederalTIGER/Line Shapefile, 2022, Nation, U.S., 2020 Census 5-Digit ZIP Code Tabulation Area (ZCTA5)U.S. Census Bureau, Department of Commerce — The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...
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    StateArchaeologyGridState of Connecticut — This layer denotes the presence of archaeology sites utilizing a grid based on the U.S. National Grid (10,000 m) divided into nine sections per 10,000 m grid. The red...
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    FederalFood Environment AtlasDepartment of Agriculture — Food environment factors--such as store/restaurant proximity, food prices, food and nutrition assistance programs, and community characteristics--interact to...
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    FederalFood Access Research AtlasDepartment of Agriculture — The Food Access Research Atlas presents a spatial overview of food access indicators for low-income and other census tracts using different measures of supermarket...
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    FederalCongressional DistrictsDepartment of Transportation — The 119th Congressional Districts dataset reflects boundaries from January 3rd, 2025 from the United States Census Bureau (USCB), and the attributes are updated every...
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    Federal1 meter Digital Elevation Models (DEMs) - USGS National Map 3DEP Downloadable Data Collection NGDADepartment of the Interior — This is a tiled collection of the 3D Elevation Program (3DEP) and is one meter resolution. The 3DEP data holdings serve as the elevation layer of The National Map,...
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    FederalCropland Data Layer NGDADepartment of Agriculture — The USDA National Agricultural Statistics Service (NASS) Cropland Data Layer (CDL) is an annual raster, geo-referenced, crop-specific land cover data layer produced...
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    FederalU.S. Daily Climate Normals (1981-2010)National Oceanic and Atmospheric Administration, Department of Commerce — The U.S. Daily Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as well...
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    DC Public Employee SalaryDistrict of Columbia — DC Department of Human Resources provides District government employees with a variety of services and programs on employee benefits, policy and procedures,...
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    Crime Incidents in 2025District of Columbia — The dataset contains a subset of locations and attributes of incidents reported in the ASAP (Analytical Services Application) crime report database by the District of...
