-
County
Redlining Maps from the Home Owners Loan Corporation, 1937
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Most of the text in this description originally appeared on the Mapping Inequality Website. Robert K. Nelson, LaDale Winling, Richard Marciano, Nathan Connolly, et... -
County
Housing Market Value Analysis - Allegheny County Economic Development
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
In 2017, the County Department of Economic Development, in conjunction with Reinvestment Fund, completed the 2016 Market Value Analysis (MVA) for Allegheny County. A... -
County
1939 Lake County Aerial - SE Quarter
Lake County, Illinois —
This two foot pixel resolution black and white aerial photography was flown on various dates in July and August 1939. They were scanned in 2001, and georeferenced in... -
County
Loudoun Imagery 1937
Loudoun County, Virginia —
This data set contains the 1937 aerial imagery for the majority of Loudoun County, VA. It is composed of United States Farm Service Agency (USDA FSA) hardcopy... -
County
2020 Lake County Aerial - SW Corner
Lake County, Illinois —
This three inch pixel resolution color aerial photography was flown between March 8 and March 17, 2020. The files are provided in TIF format which is supported by... -
County
1939 Lake County Aerial - NW Quarter
Lake County, Illinois —
This two foot pixel resolution black and white aerial photography was flown on various dates in July and August 1939. They were scanned in 2001, and georeferenced in... -
County
2012 Lake County Aerial: SE Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between March 9, 2012 and May 13, 2012. The files are provided in JPEG2000, an open format supported... -
County
2018 Lake County Aerial: NW Quarter
Lake County, Illinois —
This three inch pixel resolution color aerial photography was flown between March 20, 2018 to March 26, 2018. The files are provided in JPEG2000, an open format... -
County
2017 Digital Terrain Model - NE Corner
Lake County, Illinois —
Download In State Plane Projection Here The 2017 Digital Terrain Model (DTM) is a 2 foot pixel resolution raster in Erdas IMG format. This was created using the... -
County
2017 Digital Terrain Model - SE Corner
Lake County, Illinois —
Download In State Plane Projection Here The 2017 Digital Terrain Model (DTM) is a 2 foot pixel resolution raster in Erdas IMG format. This was created using the... -
County
Allegheny County Voting District (2016) Web Map
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This webmap demarcates municipal voting districts in Allegheny County. If viewing this description on the Western Pennsylvania Regional Data Center’s open data... -
County
2004 Lake County Aerial - SW Quarter
Lake County, Illinois —
This one foot pixel resolution black and white aerial photography was flown April 5, 2004 at a negative scale of 1" = 1666 (a scale ratio of 1:20000) flying at an... -
County
2004 Lake County Aerial - NW Quarter
Lake County, Illinois —
This one foot pixel resolution black and white aerial photography was flown April 5, 2004 at a negative scale of 1" = 1666 (a scale ratio of 1:20000) flying at an... -
County
2005 Lake County Aerial - SW Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 4, 2005 and April 9, 2005 at a negative scale of 1" = 660' (a scale ratio of... -
County
2000 Lake County Aerial - SE Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown April 22, 2000, at a negative scale of 1" = 833, flying at an altitude of 5000 feet. The... -
County
Allegheny County Voting District (2015) Web Map
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This webmap demarcates municipal voting districts in Allegheny County. If viewing this description on the Western Pennsylvania Regional Data Center’s open data... -
County
2002 Lake County Aerial - SE Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 13, 2002 and April 26, 2002 at a negative scale of 1" = 660' (a scale ratio... -
County
2010 Lake County Aerial: SE Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between April 9, 2010 and April 18, 2010. The files are provided in JPEG2000, an open format... -
County
2008 Lake County Aerial - NE Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between July 1, 2008 and August 31, 2008. The files are provided in JPEG2000, an open format... -
County
2005 Lake County Aerial - NW Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 4, 2005 and April 9, 2005 at a negative scale of 1" = 660 (a scale ratio of...