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    County
2009 Lake County Aerial Color InfraRed (CIR) - NW Quarter
Lake County, Illinois —
This six inch pixel resolution color infrared aerial photography was flown between May 9, 2009 and May 26, 2009. 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
2009 Lake County Aerial - SW Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between May 9, 2009 and May 26, 2009. The files are provided in JPEG2000, an open format supported... - 
  
    County
2017 Lake County Aerial Color InfraRed (CIR) - SW Quarter
Lake County, Illinois —
This three inch pixel resolution color infrared aerial photography was flown between March 11, 2017 and April 12, 2017. The files are provided in JPEG2000, an open... - 
  
    County
2007 Contours - Township 45N Range 10E (dgn)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2007 Contours - Township 44N Range 12E (dgn)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2007 Contours - Township 44N Range 12E (dwg)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2017 Lake County Aerial - SW Quarter
Lake County, Illinois —
This three inch pixel resolution color aerial photography was flown between March 11, 2017 and April 12, 2017. The files are provided in JPEG2000, an open format... - 
  
    County
2017 Lake County Aerial - SE Quarter
Lake County, Illinois —
This three inch pixel resolution color aerial photography was flown between March 11, 2017 and April 12, 2017. The files are provided in JPEG2000, an open format... - 
  
    County
2017 Lake County Aerial: NE Quarter
Lake County, Illinois —
This three inch pixel resolution color aerial photography was flown between March 11, 2017 and April 12, 2017. The files are provided in JPEG2000, an open format... - 
  
    County
2008 Lake County Aerial - NW 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
2007 Contours - Township 44N Range 11E (shp)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2020 Lake County Aerial - SE 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
2009 Lake County Aerial Color InfraRed (CIR) - SE Quarter
Lake County, Illinois —
This six inch pixel resolution color infrared aerial photography was flown between May 9, 2009 and May 26, 2009. The files are provided in JPEG2000, an open format... - 
  
    County
2012 Lake County Aerial - NE 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
2007 Contours - Township 46N Range 9E (dgn)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2010 Lake County Aerial Color InfraRed (CIR) - SW Quarter
Lake County, Illinois —
This six inch pixel resolution color infrared aerial photography was flown between April 9, 2010 and April 18, 2010. The files are provided in JPEG2000, an open... - 
  
    County
2010 Lake County Aerial - SW 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
2007 Contours - Township 43N Range 10E (dgn)
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Countywide Contours instead.These data comprise of one foot contours showing the elevation of Lake County, IL... - 
  
    County
2002 Lake County Aerial - NE 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...