Collinsville ZIP code, Illinois
The ZIP code for Collinsville, IL is 62234, and its area codes are 618 and 730.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 2 more
- Population
- 24,031
- County
- Madison County
- State
- Illinois
Mail addressed to Collinsville uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.
Collinsville in numbers
About 24,031 people live in Collinsville, in 11,061 households. The median household income is $67,612 a year, 19% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $163,600 (38% below the Illinois median), and median gross rent is $1,038 a month. The median age is 38.5; 31.0% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 24 minutes.
| Population | 24,031 |
|---|---|
| Households | 11,061 |
| Median age | 38.5 |
| Median household income | $67,612 |
| Median home value | $163,600 |
| Median gross rent | $1,038 |
| Bachelor's degree or higher | 31.0% |
| Mean commute | 24.2 min |
| Population density | 1,560 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Collinsville city. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes addressed as Collinsville
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
62234 | Collinsville , IL | Standard | 31,648 | $69,607 | $170,000 |
Other ZIP codes overlapping Collinsville
These ZIP codes cover part of Collinsville but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
62040 | Granite City , IL | Standard | 40,404 | $60,031 | $112,000 |
62232 | Caseyville , IL | Standard | 7,063 | $64,269 | $125,000 |
Map of Collinsville ZIP codes
The ZIP codes of Collinsville, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Collinsville
The nearest larger towns are O'Fallon (32,262 people, 7.2 mi), Granite City (26,549 people, 7.4 mi) and Edwardsville (26,474 people, 8.0 mi).
| Town | Population | Distance |
|---|---|---|
| Caseyville | 4,130 | 3.6 mi |
| Maryville | 8,316 | 4.2 mi |
| Pontoon Beach | 6,025 | 4.5 mi |
| Madison | 2,900 | 5.2 mi |
| Fairview Heights | 16,745 | 5.6 mi |
| Glen Carbon | 13,977 | 5.8 mi |
| Troy | 11,647 | 7.0 mi |
| O'Fallon | 32,262 | 7.2 mi |
| Granite City | 26,549 | 7.4 mi |
| East St. Louis | 17,999 | 7.9 mi |
| Edwardsville | 26,474 | 8.0 mi |
| Swansea | 14,710 | 8.6 mi |
| Shiloh | 14,572 | 10.1 mi |
| Belleville | 41,370 | 11.1 mi |
More nearby: every ZIP code in Madison County · Illinois ZIP codes
Cite this page
zipcodes.pro. “Collinsville, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/collinsville
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