Clark County, IL boundary lines

Download Clark County, Illinois boundary line data in CSV format. For example Clark County boundary line data can be used to draw border line on Google map or polyline on equirectangular map image. Read more

Clark County boundaries on map

Note: Boundary lines on US counties map are drawn using data from our site. Click on flag to hide it.
[Google map][Counties]

Latitude, longitude: 39.332, -87.792. Land area: 501 sq.mi, water area: 3.400 sq.mi. Population: 15,979

Souces, notes:

Census.gov: County population 2015 estimated.National Counties Gazetteer File (ZIP, 131KB, Land and water area, latitude, longitude). Retrieved 10/04/2016.
(AS, MP, VI: population of 2010)
Boundary data: Since 10/04/2016 all boundary files are replaced! Old version was extract from openstreetmap.org. New: Census.gov, Polylines are simplified using Ramer–Douglas–Peucker algorithm.

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Download boundary data

Download Clark County boundaries in CSV format.

17023.csv

File info: 198 lines, 1 polyline, size: 3,929 bytes