Zip Code 61938
Mattoon, Illinois — Coles County
📍 ZIP code 61938 is in Mattoon, Coles County, Illinois.
ZIP code 61938 is located in Mattoon, Coles County, Illinois. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 20,440. The area code for ZIP code 61938 is 618.
Quick Answer
Zip code 61938 is in Mattoon, Illinois (Coles County). It has a population of 20,440, median household income of $54,288, and median home value of $109,100.
Population
20,440
Income
$54,288
Home Value
$109,100
Climate
86°F / 20°F
About Zip Code 61938
Zip code 61938 is located in Mattoon, Illinois, within Coles County. Home to approximately 20,440 residents, this area sits at an elevation of 732 ft and falls within the Central (CST/CDT) timezone. The local area code is 618.
The median household income is $54,288 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $109,100, and the cost of living index is 60 (40% below the national average of 100).
Summers average a high of 86°F while winters drop to 20°F. The area receives about 41 in of rain and 15 in of snow annually. The zip code covers 124.6 square miles of land area and 0.4 square miles of water.
Key Statistics
20,440
$54,288
$109,100
Central (CST/CDT)
618
732 ft
124.6 sq mi
42.2
10,299
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Compare With Nearby Zip Codes
| Metric | 61938 | 61928 | 61931 | 62440 | 62469 | 61920 |
|---|---|---|---|---|---|---|
| City | Mattoon, IL | Windsor, IL | Humboldt, IL | Lerna, IL | Trilla, IL | Charleston, IL |
| Population | 20,440 | 782 | 1,328 | 1,092 | 428 | 20,703 |
| Median Income | $54,288 | $115,291 | $70,086 | $72,583 | $113,512 | $54,229 |
| Home Value | $109,100 | $118,300 | $125,800 | $141,900 | $98,900 | $144,700 |
| Cost of Living | 60 | 74 | 60 | 62 | 78 | 60 |
| Median Age | 42.2 | 44.4 | 35.8 | 53.2 | 29.4 | 30.6 |
Cost of Living
100 = National Average. Mattoon's cost of living is 40% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.0x
Demographics
Zip code 61938 has a population of 20,440 people with a median age of 42.2. There are 10,299 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Mattoon (61938) population trend from 2010 to 2024
↑ 180.1%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
20°F
41 in
15 in
Mattoon experiences warm summers with average highs around 86°F. Winters are cold with lows averaging 20°F. The area receives about 15 in of snow per year.
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Housing & Economy
Median Home Value
$109,100
Median Household Income
$54,288
With 10,299 housing units across 124.6 square miles, 61938 has a housing density of 83 units per square mile. The home price-to-income ratio is 2.0x.
Location & Geography
Latitude
39.4841°
Longitude
-88.3748°
Land Area
124.6 sq mi
Water Area
0.4 sq mi
Nearby Zip Codes
Zip codes closest to 61938 (Mattoon, IL) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 61938's $54,288. A way to compare Mattoon 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 61938 (Mattoon, 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 Mattoon, Illinois?
Mattoon, Illinois uses zip code 61938.
What county is zip code 61938 in?
Zip code 61938 is located in Coles County, Illinois.
What is the population of zip code 61938?
The population of zip code 61938 is 20,440 with a median age of 42.2.
Is 61938 in Mattoon, Illinois?
Yes, zip code 61938 is in Mattoon, Coles County, Illinois. The area code is 618.
Frequently Asked Questions
What city is zip code 61938 in?
Zip code 61938 is in Mattoon, Illinois. It is part of Coles County and uses the Central (CST/CDT) timezone.
What is zip code 61938?
Zip code 61938 is a U.S. postal code in Mattoon, Illinois (Coles County). It has a population of 20,440 and covers 124.6 square miles.
What is the population of zip code 61938?
The population of zip code 61938 (Mattoon, IL) is 20,440 with a median age of 42.2. There are approximately 10,299 housing units in this area.
What is the median income in zip code 61938?
The median household income in zip code 61938 (Mattoon, IL) is $54,288 per year. The cost of living index is 60 (100 = national average).
What is the average home price in zip code 61938?
The median home value in zip code 61938 (Mattoon, IL) is $109,100. The cost of living index is 60 compared to the national average of 100.
What county is zip code 61938 in?
Zip code 61938 is located in Coles County, Illinois. The primary city is Mattoon.
What is the area code for zip code 61938?
Zip code 61938 in Mattoon, IL uses area code 618. It is located in the Central (CST/CDT) timezone.
Is zip code 61938 a good place to live?
Zip code 61938 (Mattoon, IL) has a cost of living index of 60 (100 = national average), a median household income of $54,288, and median home values of $109,100. The median age is 42.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 61938?
The cost of living index for zip code 61938 (Mattoon, IL) is 60, where 100 represents the national average. This area is below the national average. Median home value: $109,100.
What schools serve zip code 61938?
Zip code 61938 in Mattoon, Illinois is served by the local school district of Coles 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.