Illinois Madison County St. Clair County
Collinsville
A city in Madison County, Illinois — population 24,217 as of 2020.
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In and around Collinsville
See & do
+52 more on the mapEat, drink & stay
- 365 Hospitality Inc
- A&W / Long John Silver's
- Back Door Saloon
- Americas Best Value Inn Collinsville St Louis
- A&w Restaurant
Musicians & bands near Collinsville →
Explore the Greater St. Louis metro →
Collinsville changes faster than we can keep up.
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Collinsville by the numbers
- Area
- 15.08 sq mi (39.05 km²), 0.19 sq mi water
- Median age
- 38.5
- Households
- 11,061
- Persons per household
- 2.2
- Median household income
- $67,612
- Median house value
- $163,600
- Office
- DIREC./TREAS.
- Address
- 125 S CENTER ST, COLLINSVILLE, IL 62234