ZIP code
51531
Elk Horn, IA
51531 covers Elk Horn in Shelby County, with 943 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 51531. Methodology
ZIP code map of 51531
About ZIP code 51531
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 51531. Not ACS. Methodology
People in 51531
Race
- White784
- Black or African American2
- Other race2
- Two or more races18
Hispanic or Latino (any race): 20
Age
- Under 1072
- 10 to 1993
- 20 to 2972
- 30 to 3975
- 40 to 4994
- 50 to 5995
- 60 to 69105
- 70 to 7996
- 80 and older104
Income and housing in 51531
Education
- High school graduate95.6%
- Bachelor's degree25.2%
- Graduate degree8.3%
Places covering 51531
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.
- Elk Horn74.6%
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.
- Shelby County92.1%
- Audubon County7.9%
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
25.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 51531
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 850 | |
| 2006 | 803 | |
| 2007 | 872 | |
| 2008 | 844 | |
| 2009 | 819 | |
| 2010 | 771 | |
| 2011 | 858 | 776 |
| 2012 | 828 | 770 |
| 2013 | 825 | 790 |
| 2014 | 823 | 740 |
| 2015 | 727 | 690 |
| 2016 | 710 | 720 |
| 2017 | 694 | 710 |
| 2018 | 656 | 710 |
| 2019 | 762 | 720 |
| 2020 | 732 | 720 |
| 2021 | 706 | 700 |
| 2022 | 784 | 720 |
| 2023 | 943 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 51531
12 nearest ZIP centroids (any distance)
- 51543Kimballton4.9 miPop 435 · Income $55,625
- 51552Marne7.1 miPop 195 · Income $83,036
- 50042Brayton10.2 miPop 228 · Income $50,500
- 51577Walnut10.4 miPop 1,637 · Income $67,928
- 51447Kirkman10.7 miPop 132 · Income $114,643
- 51537Harlan11.6 miPop 6,480 · Income $62,353
- 50022Atlantic12.6 miPop 8,472 · Income $61,347
- 50076Exira12.7 miPop 1,356 · Income $48,462
- 51446Irwin14.1 miPop 437 · Income $61,750
- 50025Audubon14.5 miPop 2,893 · Income $51,758
- 51521Avoca15.0 miPop 1,935 · Income $71,715
- 50117Hamlin16.7 miPop 155 · Income $93,214
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 51531, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 51531 FAQ
- What city is ZIP code 51531 in?
- 51531 is in Elk Horn, IA.
- What county is 51531 in?
- 51531 is in Shelby County.
- What is the median household income in 51531?
- The median household income in 51531 is $58,929.
- Which ZIP codes are near 51531?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 51531.