Residential delivery area · Illinois
ZIP Code 61931: Humboldt, IL
ZIP code 61931 uses the postal name Humboldt, Illinois and lies entirely in Coles County (Census 2020 ZIP-county file). About 1,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,125 (Census Bureau, ACS 2020-2024). By Census place, 1% of its land lies in Humboldt; 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Humboldt · its only residential ZIP
- County
- Coles County
- Census places
- Humboldt
- Micro area
- Charleston-Mattoon, IL
- House district
- IL-15 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 32.6 sq mi · 41 people per sq mi
Where is ZIP code 61931?
61931 centers on 39.586°, -88.368° and covers 32.6 square miles of land plus 0.0 of water. It borders 5 ZIP codes: 61910, 61938, 61911, 61951, 61920.
The map draws ZIP code areas only. For the streets inside 61931, 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 61931 compare with the rest of Coles County?
| Measure | 61931 | In Coles County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 1,350 | 8th of 14 | 801st of 1,396 |
| Median household income | $74k | not ranked | not ranked |
| Median home value | $135k | 7th of 9 | 614th of 842 |
61931's median household income is not ranked: its 90% margin of error (±$24,207) is more than a quarter of the figure ($74,125). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 39% of 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 61931?
The 2020 Census counted 1,075 people in 61931; the ACS, which samples households over 2020-2024, estimates 1,350. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 1,350±377 (90% margin)
- 2020 Census count
- 1,075
- Households
- 501
- Median age
- 38.8
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 61931?
Of the 1,350 people the ACS estimates in 61931, 30.7% are under 18 and 24.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (84.6%), then Hispanic or Latino (14.4%).
- Under 1830.7%
- 18 to 6444.7%
- 65 and older24.6%
- White, not Hispanic84.6%
- Hispanic or Latino14.4%
- Other or two or more0.7%
- Asian, not Hispanic0.2%
- Black, not Hispanic0.1%
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 61931 earn?
Median household income is $74,125 (ACS 2020-2024).
- Median household income
- $74,125±$24,207
- Income per person
- $32,710
- Below the poverty line
- 7.4%
- Unemployed (of the labor force)
- 8.3%
- Adults 25+ with a bachelor's degree
- 17.0%
- Adjusted gross income per tax return, 2022
- $80,479520 returns; wages 52% 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 61931?
- Median home value (owners' estimate)
- $135,000
- Median gross rent
- $851
- Homes owned by their occupants
- 78.6%
- Housing units
- 513
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 61931?
16 business establishments had a location in this ZIP code in 2023, the same count as in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction6
- Wholesale trade3
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 61931?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 61910 | Arcola | 4,769 | $89k | 7.0 mi |
| 61938 | Mattoon | 20,350 | $58k | 7.4 mi |
| 61911 | Arthur | 4,508 | $83k | 9.6 mi |
| 61951 | Sullivan | 7,787 | $72k | 11.9 mi |
| 61920 | Charleston | 20,951 | $52k | 12.5 mi |
| 61928 | Gays | 776 | $118k | 11.4 mi (near) |
| 61930 | Hindsboro | 687 | $80k | 14.3 mi (near) |
| 62440 | Lerna | 1,107 | $80k | 14.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.