Zip Code 62234
Collinsville, Illinois — Madison County
📍 ZIP code 62234 is in Collinsville, Madison County, Illinois.
ZIP code 62234 is located in Collinsville, Madison County, Illinois. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 31,832. The area code for ZIP code 62234 is 618.
Quick Answer
Zip code 62234 is in Collinsville, Illinois (Madison County). It has a population of 31,832, median household income of $66,437, and median home value of $162,000.
Population
31,832
Income
$66,437
Home Value
$162,000
Climate
89°F / 24°F
About Zip Code 62234
Zip code 62234 is located in Collinsville, Illinois, within Madison County. Home to approximately 31,832 residents, this area sits at an elevation of 542 ft and falls within the Central (CST/CDT) timezone. The local area code is 618.
The median household income is $66,437 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $162,000, and the cost of living index is 67 (33% below the national average of 100).
Summers average a high of 89°F while winters drop to 24°F. The area receives about 41 in of rain and 11 in of snow annually. The zip code covers 36.7 square miles of land area and 0.9 square miles of water.
Key Statistics
31,832
$66,437
$162,000
Central (CST/CDT)
618
542 ft
36.7 sq mi
40.2
14,947
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Compare With Nearby Zip Codes
| Metric | 62234 | 62062 | 62232 | 62034 | 62208 | 62294 |
|---|---|---|---|---|---|---|
| City | Collinsville, IL | Maryville, IL | Caseyville, IL | Glen Carbon, IL | Belleville, IL | Troy, IL |
| Population | 31,832 | 8,521 | 7,480 | 14,519 | 16,653 | 15,246 |
| Median Income | $66,437 | $97,409 | $64,268 | $93,366 | $78,423 | $108,418 |
| Home Value | $162,000 | $249,500 | $114,800 | $274,300 | $167,900 | $255,700 |
| Cost of Living | 67 | 99 | 60 | 106 | 74 | 107 |
| Median Age | 40.2 | 50.2 | 42.9 | 39.8 | 40.8 | 37.1 |
Cost of Living
100 = National Average. Collinsville's cost of living is 33% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.4x
Demographics
Zip code 62234 has a population of 31,832 people with a median age of 40.2. There are 14,947 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Collinsville (62234) population trend from 2010 to 2024
↓ -6.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
24°F
41 in
11 in
Collinsville experiences warm summers with average highs around 89°F. Winters are cool with lows averaging 24°F. The area receives about 11 in of snow per year.
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Housing & Economy
Median Home Value
$162,000
Median Household Income
$66,437
With 14,947 housing units across 36.7 square miles, 62234 has a housing density of 407 units per square mile. The home price-to-income ratio is 2.4x.
Location & Geography
Latitude
38.6832°
Longitude
-89.9821°
Land Area
36.7 sq mi
Water Area
0.9 sq mi
Nearby Zip Codes
Zip codes closest to 62234 (Collinsville, IL) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 62234's $66,437. A way to compare Collinsville to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 62234 (Collinsville, IL). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Collinsville, Illinois?
Collinsville, Illinois uses zip code 62234.
What county is zip code 62234 in?
Zip code 62234 is located in Madison County, Illinois.
What is the population of zip code 62234?
The population of zip code 62234 is 31,832 with a median age of 40.2.
Is 62234 in Collinsville, Illinois?
Yes, zip code 62234 is in Collinsville, Madison County, Illinois. The area code is 618.
Frequently Asked Questions
What city is zip code 62234 in?
Zip code 62234 is in Collinsville, Illinois. It is part of Madison County and uses the Central (CST/CDT) timezone.
What is zip code 62234?
Zip code 62234 is a U.S. postal code in Collinsville, Illinois (Madison County). It has a population of 31,832 and covers 36.7 square miles.
What is the population of zip code 62234?
The population of zip code 62234 (Collinsville, IL) is 31,832 with a median age of 40.2. There are approximately 14,947 housing units in this area.
What is the median income in zip code 62234?
The median household income in zip code 62234 (Collinsville, IL) is $66,437 per year. The cost of living index is 67 (100 = national average).
What is the average home price in zip code 62234?
The median home value in zip code 62234 (Collinsville, IL) is $162,000. The cost of living index is 67 compared to the national average of 100.
What county is zip code 62234 in?
Zip code 62234 is located in Madison County, Illinois. The primary city is Collinsville.
What is the area code for zip code 62234?
Zip code 62234 in Collinsville, IL uses area code 618. It is located in the Central (CST/CDT) timezone.
Is zip code 62234 a good place to live?
Zip code 62234 (Collinsville, IL) has a cost of living index of 67 (100 = national average), a median household income of $66,437, and median home values of $162,000. The median age is 40.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 62234?
The cost of living index for zip code 62234 (Collinsville, IL) is 67, where 100 represents the national average. This area is below the national average. Median home value: $162,000.
What schools serve zip code 62234?
Zip code 62234 in Collinsville, Illinois is served by the local school district of Madison County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.