The Sangamon River meanders across this central Illinois landscape, defining the rural character of the borderlands between Sangamon and Macon counties. The agricultural grid is punctuated by the established settlements of Illiopolis and Niantic, which anchor the northern half of the sheet along the historic corridor of Old Route 36. This area is particularly dense with small family and community burial grounds, reflecting generations of local settlement. Genealogists and local historians can trace locations like Wilcox Cem, Stafford Cem, and Hunter Cem, alongside the Berea Christian Cem further east. Water features such as Calamus Lake, Otter Lake, and the winding Mosquito Cr illustrate the drainage patterns of the prairie, while small named locales like Osbernville and Simmons Farm highlight the enduring importance of family-named landholdings in this farming region.
90 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1923 · Taylorville
USGS Topo · 1:62,500
1925 · Taylorville
USGS Topo · 1:62,500
1952 · Assumption
USGS Topo · 1:62,500
1954 · Niantic
USGS Topo · 1:62,500
1954 · Mechanicsburg
USGS Topo · 1:62,500
1958 · Decatur
USGS Topo · 1:250,000
1961 · Decatur
USGS Topo · 1:250,000
1982 · Harristown
USGS Topo · 1:24,000
1982 · Stonington
USGS Topo · 1:24,000
1982 · Lake Fork
USGS Topo · 1:24,000