Macoupin County, Illinois

Macoupin County is a county in Illinois. Its county FIPS code is 17117. Use the boundary map and neighboring areas below to check the jurisdiction you need.

Macoupin County: generalized boundary, north up. Open street map ↗
Official code
17117
Representative coordinates
39.265914, -89.926330
County type
County
County seat or government
Carlinville
Resident population, July 2025
43,748
Land area
2,235.146 km²
Water area
12.195 km²
State
Illinois
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The representative point identifies this area. It is not a street address or a boundary survey.

Time zones in Macoupin County

Time zoneLocal time and UTC offsetNext clock change
America/ChicagoUTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

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Census ZIP areas

62002 · 62009 · 62012 · 62014 · 62021 · 62023 · 62033 · 62044 · 62056 · 62063 · 62069 · 62074 · 62079 · 62085 · 62088 · 62093 · 62560 · 62572 · 62626 · 62630 · 62638 · 62640 · 62649 · 62667 · 62672 · 62674 · 62685 · 62690

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Official county information

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Cities, towns and communities

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Areas sharing the mapped boundary

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