ZIP code
61231
Aledo, IL
61231 covers Aledo in Mercer County, with 4,958 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 61231. Methodology
ZIP code map of 61231
About ZIP code 61231
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 61231. Not ACS. Methodology
People in 61231
Race
- White4,985
- Black or African American47
- American Indian or Alaska Native12
- Asian17
- Native Hawaiian and Pacific Islander1
- Other race28
- Two or more races201
Hispanic or Latino (any race): 150
Age
- Under 10554
- 10 to 19729
- 20 to 29452
- 30 to 39559
- 40 to 49576
- 50 to 59689
- 60 to 69769
- 70 to 79568
- 80 and older395
Income and housing in 61231
Education
- High school graduate94.8%
- Bachelor's degree22.1%
- Graduate degree6.5%
Places covering 61231
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Aledo68.7%
- Preemption1.3%
- Millersburg0.7%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Mercer County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
29.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 61231
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 5,230 | |
| 2006 | 5,008 | |
| 2007 | 5,326 | |
| 2008 | 4,989 | |
| 2009 | 4,973 | |
| 2010 | 4,954 | |
| 2011 | 5,469 | 4,900 |
| 2012 | 5,328 | 4,920 |
| 2013 | 5,199 | 4,830 |
| 2014 | 5,144 | 4,710 |
| 2015 | 5,076 | 4,700 |
| 2016 | 5,057 | 4,710 |
| 2017 | 5,053 | 4,660 |
| 2018 | 5,213 | 4,600 |
| 2019 | 5,216 | 4,580 |
| 2020 | 5,319 | 4,620 |
| 2021 | 5,096 | 4,540 |
| 2022 | 5,158 | 4,580 |
| 2023 | 4,958 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 61231
12 nearest ZIP centroids (any distance)
- 61263Matherville7.4 miPop 718 · Income $75,750
- 61486Viola7.4 miPop 1,429 · Income $71,786
- 61279Reynolds8.0 miPop 960 · Income $87,279
- 61260Joy9.0 miPop 635 · Income $47,500
- 61476Seaton10.2 miPop 553 · Income $86,667
- 61276Preemption10.4 miPop 28 · Income —
- 61412Alexis11.6 miPop 1,310 · Income $79,087
- 61237Buffalo Prairie11.8 miPop 0 · Income —
- 61281Sherrard12.0 miPop 2,610 · Income $96,295
- 61465New Windsor12.4 miPop 1,251 · Income $57,014
- 61284Taylor Ridge12.9 miPop 2,122 · Income $98,491
- 61442Keithsburg13.0 miPop 550 · Income $49,643
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 61231, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 61231 FAQ
- What city is ZIP code 61231 in?
- 61231 is in Aledo, IL.
- What county is 61231 in?
- 61231 is in Mercer County.
- What is the median household income in 61231?
- The median household income in 61231 is $66,389.
- Which ZIP codes are near 61231?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 61231.