Sangamon County boundary maps

When formed in 1821, Sangamon County took in all of what now are Sangamon, Menard, Logan, Cass, Mason and Tazewell counties, parts of McLean, Woodford, Marshall, Putnam, Macon and Christian counties, plus a sliver of northern Morgan County.

1821 2

Cass was split off into Morgan County in 1823.

1823

Sangamon County lost about half its territory with the formation of Tazewell County in 1827.

1827

The creation of Menard, Logan and Dane (now Christian) counties in 1839 left Sangamon County with the boundaries it has today.

1839

 

See also: Sangamon County, founding of. schs logo (2)

 

 

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2 Responses to Sangamon County boundary maps

  1. Tim Sheehan says:

    Is there any way to determine the area of each version of the county for comparison?

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