Chester County, Pennsylvania

USA / Pennsylvania / Thorndale /
 county, draw only border

One of Pennsylvania's three original counties, formed 1682 by William Penn. Name derived from Cheshire in England. West Chester, the county seat since 1788, was incorporated in 1799. County was the scene of important military activities in 1777-1778.

As of 2010, the population was 498,886. The county seat is West Chester. It is the highest-income county in Pennsylvania and 24th highest in the nation as measured by median household income (as of 2010).

www.hmdb.org/marker.asp?marker=8147
www.chesco.org/
Nearby cities:
Coordinates:   39°58'59"N   75°44'55"W
This article was last modified 11 years ago