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Saint Clair
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Language · English
Area facts
| Reference point | Saint Clair County |
|---|---|
| Administrative areas | United States · Illinois · Saint Clair |
| Local time | America/Chicago |
| Record updated | Apr 19, 2022 |
GeoNames #4248751 · OpenStreetMap
Local names
Saint Clair County · Comte de Saint Clair · Comté de Saint Clair · Saint Clair · St. Clair
Saint Clair
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population statistics
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population statistics
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open government data
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Country context · United States
Population341,784,857Year 2025 · World Bank
People using the internet94.7%Year 2024 · World Bank
Urban population80.2%Year 2025 · World Bank
Nearby public map features
Reference point · 500 m · OpenStreetMap
Areas in this jurisdiction
Records in this source · GeoNames · 2026-09-17
Administrative areas
- Belleville Township
- Canteen Township
- Caseyville Township
- Centreville Township
- Engelmann Township
- Fayetteville Township
- Freeburg Township
- Lebanon Township
- Lenzburg Township
- Marissa Township
- Mascoutah Township
- Millstadt Township
- New Athens Township
- O'Fallon Township
- Prairie Du Long Township
- Saint Clair Township
- Shiloh Valley Township
- Smithton Township
- Stites Township
- Stookey Township
- Sugar Loaf Township