Residential delivery area · Illinois
ZIP Code 62837: Fairfield, IL
ZIP code 62837 uses the postal name Fairfield, Illinois and lies entirely in Wayne County (Census 2020 ZIP-county file). About 7,900 people live there (Census Bureau, ACS 2020-2024). Median household income is $50,536 (Census Bureau, ACS 2020-2024). By Census place, 3% of its land lies in Fairfield; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Fairfield · its only residential ZIP
- County
- Wayne County
- Census places
- Fairfield
- House district
- IL-12 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 163.9 sq mi · 48 people per sq mi
Where is ZIP code 62837?
62837 centers on 38.365°, -88.358° and covers 163.9 square miles of land plus 0.5 of water. It borders 9 ZIP codes: 62809, 62842, 62843, 62886, 62820, 62833, 62823, 62895, 62446.
The map draws ZIP code areas only. For the streets inside 62837, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 62837 compare with the rest of Wayne County?
| Measure | 62837 | In Wayne County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 7,868 | 1st of 19 | 406th of 1,396 |
| Median household income | $51k | 8th of 8 | 748th of 797 |
| Median home value | $104k | 7th of 7 | 744th of 842 |
Its median household income is higher than in 15% of U.S. residential ZIP codes, and it is denser than 41% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 62837?
The 2020 Census counted 8,467 people in 62837; the ACS, which samples households over 2020-2024, estimates 7,868. Between the 2010 and 2020 censuses its population fell 4.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 7,868
- 2020 Census count
- 8,467−4.5% since 2010 (8,867)
- Households
- 3,677
- Median age
- 47.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 62837?
Of the 7,868 people the ACS estimates in 62837, 17.9% are under 18 and 25.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.0%).
- Under 1817.9%
- 18 to 6456.5%
- 65 and older25.6%
- White, not Hispanic93.0%
- Hispanic or Latino3.7%
- Other or two or more2.5%
- Asian, not Hispanic0.6%
- Black, not Hispanic0.3%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 62837 earn?
Median household income is $50,536 (ACS 2020-2024), the 8th highest of the 8 ranked ZIP codes in Wayne County. It is not measurably different from 2015-2019 ($59,624 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $50,536±$7,511
- Income per person
- $35,654
- Below the poverty line
- 15.6%
- Unemployed (of the labor force)
- 2.4%
- Adults 25+ with a bachelor's degree
- 15.0%
- Adjusted gross income per tax return, 2022
- $62,8053,780 returns; wages 64% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 62837?
- Median home value (owners' estimate)
- $103,900
- Median gross rent
- $603
- Homes owned by their occupants
- 76.8%
- Housing units
- 4,056
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 62837?
259 business establishments had a location in this ZIP code in 2023, 11 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade49
- Other services (except public administration)37
- Health care and social assistance34
- Accommodation and food services27
- Mining, quarrying, and oil and gas extraction17
- Professional, scientific, and technical services15
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 62837?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62809 | Barnhill | 267 | $44k | 6.1 mi |
| 62842 | Geff | 724 | $73k | 7.3 mi |
| 62843 | Golden Gate | 87 | $16k | 8.7 mi |
| 62886 | Sims | 332 | $61k | 9.6 mi |
| 62820 | Burnt Prairie | 96 | – | 10.4 mi |
| 62833 | Ellery | 280 | $51k | 10.4 mi |
| 62823 | Cisne | 1,823 | $59k | 11.4 mi |
| 62895 | Wayne City | 1,960 | $51k | 11.5 mi |
| 62446 | Mount Erie | 318 | $79k | 11.9 mi |
| 62862 | Mill Shoals | 244 | $59k | 10.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.