St. Clair
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St. Clair

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Details

GEOID
17163
State
IL
Population
250,708 (2025 est.)
Data Source
Census tiger
Center Coordinates
38.4703, -89.9284

Geographic Boundary

Cities & Towns (10)

place Chicago
2,731,585
place Aurora
181,505
place Naperville
153,114
place Joliet
152,241
place Rockford
147,384
place Elgin
115,476
place Springfield
112,989
place Peoria
110,920
place Champaign
91,195
place Waukegan
87,940

Data Completeness

30% (3/10)
Geographic boundary
Center coordinates
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Budget link
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Parent jurisdiction
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