104 State Water Plan Watersheds: Pennsylvania
1998. Environmental Resources Research Institute. Digitized boundaries of 104 major watersheds defined in the Pennsylvania state water plan. The State Water Plan, originally developed in the 1970s,...
2012-2020 Election Data (Wisconsin 2018 Wards): Wisconsin, 2018
2018. Wisconsin Legislative Technology Services Bureau. This data layer represents various election results for 2012-2020 in Wisconsin, mapped with 2018 ward boundaries. [Ward Data Overview:Fall 2018 mun...
2018 Voting Precincts: Michigan
2018. State of Michigan. The 2018 Precinct data set represents the geography used for the 2018 election cycle. Information was collected from local election officials along...
3.75-Minute Quarter Quadrangle Boundary: Pennsylvania
2003. Pennsylvania Spatial Data Access. Index of USGS quarter-quadrangles (3.75 minute) covering Pennsylvania. The polygons are attributed with information pertaining to the USGS/PaGS Dig...
Abandoned Vehicle Inspection Area: Washington, D.C.
City of Washington, DC. Abandoned Vehicle Investigator Areas are the boundaries of the areas that abandoned vehicle investigators are assigned for investigating abandoned ...
Active Development: Baltimore County, Maryland
Baltimore County Web Map Portal.
Active Underground Permit Boundaries: Pennsylvania, 2018
2018. Pennsylvania Department of Environmental Protection. Pennsylvania state law requires those who wish to conduct mining activities within the Commonwealth submit and get approval by the Pennsylvania Dep...
Active Underground Permit Boundaries: Pennsylvania, 2019
2019. Pennsylvania Department of Environmental Protection. Pennsylvania state law requires those who wish to conduct mining activities within the Commonwealth submit and get approval by the Pennsylvania Dep...
Ada Township: Kent County, Michigan
2020. Kent County. Parcel boundaries for the County of Kent. With regards to condos, for each ppn within the condo, and additional parcel will be stacked within this ...
Address Centerline Points: Geauga County, Ohio
2017. Address Centerline Points.
Adjusted Census Urban Boundaries: Michigan
2015. State of Michigan. The Adjusted Census Urban Boundary (ACUB) Layer is a single polygon representing the boundary of an individual ACUB. The Adjusted Census Urban Boun...
Adjusted Census Urban Boundary: Michigan, 2010
Southeast Michigan Council of Governments. 2010 Adjusted Census Urban Area/Boundary (ACUA/ACUB): 2010 Adjusted Census Urban Area polygons extracted from version 17 of the Michigan Geographic...
Administrative Boundaries: Ramsey County, Minnesota
2020. Ramsey County. This file geodatabase contains datasets that represent municipal boundaries, commissioner district boundaries, precincts and park boundaries.The fo...
Administrative Boundaries: St. Croix County, Wisconsin
joseph.ayers_scccdd. Municipal Boundaries updated 04/02/2020.
Adult Correctional Facilities: Iowa
2015. Legislative Services Agency. Iowa Adult Correctional Facilities.
Advisory Neighborhood Commission from 1990: Washington, D.C.
1990. City of Washington, DC. Advisory Neighborhood Commission (ANC) polygons. This dataset contains polygons representing ANC boundaries in 1990, created as part of the DC Geog...
Advisory Neighborhood Commissions from 2002: Washington D.C.
City of Washington, DC. Advisory Neighborhood Commissions or ANC's are collections of Single Member Districts or SMD's. There are multiple ANC's for each of the eight Ward...
2015. Legislative Services Agency. Iowa Agricultural Districts.
Airport Authority District: Peoria County, Illinois
2017. Peoria County GIS. This polygon feature class represents the Airport Authority tax district boundary in Peoria County, Illinois. This boundary reflects the 2017 tax y...
Airport Easements: Waukesha County Land Information Office
Waukesha County. Zoning Codes as adopted and defined by County Zoning Authority.
Airport Height Ordinance: Waukesha County Land Information Office
Waukesha County. Zoning Codes as adopted and defined by County Zoning Authority.
Airport Runway Protection Zone: Waukesha County Land Information Office
Waukesha County. Zoning Codes as adopted and defined by County Zoning Authority.
Aldermanic Districts City of Madison, Wisconsin, 2017
2017. City of Madison. This data layer represents aldermanic district boundaries for the City of Madison, Wisconsin in 2017.
Aldermanic Districts: Madison, Wisconsin
City of Madison Map Data. City of Madison Aldermanic Districts.This data layer is used by theDevelopment Informationapplication.
Aldermanic Districts: Waupaca County Land Information
Waupaca County Land Information. A polygon data-set that represents the jurisdictional boundaries for the aldermanic districts for within cities within Waupaca County, Wisconsin. T...
Algoma Township: Kent County, Michigan
2020. Kent County. Parcel boundaries for the County of Kent. With regards to condos, for each ppn within the condo, and additional parcel will be stacked within this ...
2019. County of Allegheny, PA. This dataset demarcates municipal voting districts in Allegheny County. These were updated in 2019 to match municipal boundaries. If viewing this d...
Alpine Township: Kent County, Michigan
2020. Kent County. Parcel boundaries for the County of Kent. With regards to condos, for each ppn within the condo, and additional parcel will be stacked within this ...
Iowa Department of Transportation. This is the map file with all alignments and resources.
Alt5 Loess Hills Boundary: Iowa
Iowa Department of Transportation. This is the map file with all alignments and resources.
Alt6 NoLevee County Parcels: Iowa
Iowa Department of Transportation. Hosted service with all alternatives and study area for CP 3 Missouri Valley U.S. 30 bypass.
Ambulance District Boundary: Sauk County, Wisconsin
Sauk County. Fire District, Ambulance District, and ESN Districts in Sauk County.
America Service Area: Harford County, Maryland
Harford County Government. Boundary of area served by the Maryland America Water Company within Harford County.
American Community Survey (ACS) 2017 Population Variables Tract: Washington, District of Columbia
2017. Census Bureau. Data source is the Esri Demographics team. This layer contains the most current release of data from the American Community Survey (ACS) about tota...
2017. City of Washington, DC. Data source is the Esri Demographics team. This layer contains the most current release of data from the American Community Survey (ACS) about pove...
2018. Census Bureau. Data downloaded from the Esri Demographics team. This layer shows hours worked, and those unemployed and not in labor force. This is shown by tract...
American Community Survey (ACS) 2018 Housing Costs Variables Tract: Washington, District of Columbia
2018. Census Bureau. Data source is the Esri Demographics team. This layer shows housing costs as a percentage of household income. This is shown by tract boundaries re...
2018. Census Bureau. Data source is the Esri Demographics team. This layer shows median household income by race and by age of householder. This is shown by tract bound...
American Community Survey (ACS) 2018 Population Variables Tract: Washington, District of Columbia
2018. Census Bureau. Data source is the Esri Demographics team. This layer contains the most current release of data from the American Community Survey (ACS) about tota...
2018. Census Bureau. Data source is the Esri Demographics team. This layer contains the most current release of data from the American Community Survey (ACS) about pove...
American Indian Reservation Boundaries: Minnesota, 2010
2010. Minnesota Legislative Commission. Data displaying reservation lands as released by the US Census Bureau for the 2010 census.
Anacostia Waterfront Development Zone: District of Columbia
2012. City of Washington, DC. Anacostia Waterfront Development Zone (AWDZ) is the boundary that delineates the area that was dictated by the Anacostia Waterfront Environmental S...
Animal Control Sectors: Howard County, Maryland
Animal Control Sector polygons depicting the areas of Howard County where Animal Control Officers are dispatched.
Annexation Chronology: Evanston, Illinois
City of Evanston. Annexations by the City of Evanston through the years.
Annexation History: Dublin, Ohio
2015. City of Dublin, Ohio. Political and Administrative Boundaries around Dublin, Ohio. This includes the layers: Tax Increment Finance Zones, Annexation History, Subdivision...
Annexation: Scott County, Minnesota
2016. Scott County Minnesota. This dataset contains Orderly Annexation Areas within Scott County. The Orderly Annexation Area boundaries reflect areas mapped in annexation agree...
Annexations: Summit County, Ohio
County of Summit GIS. This layer depicts Summit County annexations.
