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The following map data is available on mylar for viewing at the Planning Department office

  • 1985 Orthophotos with 5' contour intervals
  • 1985 Orthophotos (Scale varies by location)
  • 1975, 1968 Aerial Photos (1"=400')
  • Enlargements of United States Geological Surveys (USGS) Quadrangles (1"=400')

Please note that the County's interactive GIS mapping system also has aerial photography and contour data. Aerial photography from 1985, 1998, 2002, 2006 and 2010 is available by accessing the full GIS system here: