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Building Additions
Building additions (deck, pool, etc.), captured through stereo model extraction, most recently with 2009 aerial imagery for Fairfax County. -
2015 Special Election Results - Voter Turnout
This data contains polygon features representing the voter turnout by precinct within Fairfax County for the January 2015 special election. -
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 Streams and Catch...
This dataset represents data derived from the NLCD dataset and the National Hydrography Dataset version 2.1(NHDPlusV2) (see Data Sources for links to NHDPlusV2 data and NLCD).... -
US EPA Nonattainment Areas and Designations-8 Hour Ozone (2015 NAAQS) - Web S...
This web service layer, Ozone 8-hr (2015 standard), displays identified state level areas where ground-level ozone have not met the National Ambient Air Quality Standards... -
2013 Election Results - Virginia Delegate 39th District
This data contains polygon features representing the results of the Virginia delegate 39th district race by precinct within Fairfax County for the November 2013 general election. -
Driveways & Parking Lots
Minor transportation areas captured through various processes, beginning in 1997 and updated most recently in 2013 using aerial imagery from 2009 within Fairfax County. The... -
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 Streams and Catch...
This dataset represents data derived from the NLCD dataset and the National Hydrography Dataset version 2.1(NHDPlusV2) (see Data Sources for links to NHDPlusV2 data and NLCD).... -
Census 2010 Blockgroup
2010 census blockgroups within Fairfax County. This data was acquired from the US Census Bureau. -
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) lake ...
This dataset represents the estimated density of georeferenced sites within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the EPA's... -
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 Catchments (Versi...
This dataset represents the adjusted soil erodibility factor within individual, local NHDPlusV2 catchments and upstream, contributing watersheds. Attributes of the landscape... -
EF ICIS_AIR
EF_ICIS_AIR is a subset of facilities from FRS_PROGRAM_FACILITY and associated best-available geospatial coordinates. Facility Registry Service (FRS) data are refrehsed daily.... -
Virginia Chesapeake Bay Water Quality Monitoring Program: Horizontal and Vert...
The state of Virginia, in cooperation with the US EPA Chesapeake Bay Program, has used in vivo fluorescence to measure horizontal and vertical profiles of chlorophyll a between... -
Current Households
Current households at a parcel level within Fairfax County as of the VALID_TO date in the attribute table. For methodology and a data dictionary please view the IPLS data... -
Zoning
Zoning areas in Fairfax County. This layer also includes zoning for the Town of Vienna and Town of Herndon. -
2016 Election Results - Voter Turnout
This data contains polygon features representing the voter turnout by precinct within Fairfax County for the November 2016 general election. -
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Cat...
This dataset (STATSGO_Set1 and STATSGO_Set2) represents the soil characteristics within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on the... -
2016 Election Results - US Congress 11th District
This data contains polygon features representing the results of the US Congress 11th district race by precinct within Fairfax County for the November 2016 general election. -
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 Catchments Ripari...
This dataset represents the percent of non-agriculatural, non-native vegetation based on LANDFIRE existing vegetation type (EVT) for a 30-m grid cell within individual local... -
Neighborhoods, US, 2017, Zillow, SEGS
This web service depicts nearly 17,000 neighborhood boundaries in over 650 U.S. cities. Zillow created the neighborhood boundaries and is sharing them with the public under a... -
Aquifers
This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as...
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