ZIP code
50258
Union, IA
50258 covers Union in Hardin County, with 989 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 50258. Methodology
ZIP code map of 50258

About ZIP code 50258
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 50258. Not ACS. Methodology
People in 50258
Race
- White731
- Black or African American3
- Asian4
- Other race3
- Two or more races27
Hispanic or Latino (any race): 18
Age
- Under 1083
- 10 to 19108
- 20 to 2943
- 30 to 3963
- 40 to 49101
- 50 to 5993
- 60 to 69152
- 70 to 7978
- 80 and older47
Income and housing in 50258
Education
- High school graduate98.9%
- Bachelor's degree36.7%
- Graduate degree14.2%
Places covering 50258
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.
- Union52.0%
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.
- Hardin County92.4%
- Marshall County7.6%
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
48.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 50258
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 782 | |
| 2006 | 763 | |
| 2007 | 826 | |
| 2008 | 757 | |
| 2009 | 736 | |
| 2010 | 744 | |
| 2011 | 1,064 | 714 |
| 2012 | 1,035 | 710 |
| 2013 | 950 | 700 |
| 2014 | 965 | 700 |
| 2015 | 979 | 690 |
| 2016 | 1,023 | 660 |
| 2017 | 1,076 | 700 |
| 2018 | 975 | 640 |
| 2019 | 957 | 660 |
| 2020 | 1,068 | 650 |
| 2021 | 949 | 650 |
| 2022 | 831 | 650 |
| 2023 | 989 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 50258
12 nearest ZIP centroids (any distance)
- 50269Whitten4.2 miPop 125 · Income $68,750
- 50148Liscomb4.9 miPop 396 · Income $80,862
- 50259Gifford5.3 miPop 32 · Income —
- 50005Albion6.7 miPop 830 · Income $62,667
- 50206New Providence6.8 miPop 460 · Income $105,526
- 50051Clemons7.1 miPop 245 · Income $58,043
- 50621Conrad8.0 miPop 1,591 · Income $86,146
- 50239Saint Anthony8.7 miPop 179 · Income $88,750
- 50627Eldora8.8 miPop 3,431 · Income $71,357
- 50278Zearing12.6 miPop 819 · Income $67,344
- 50122Hubbard13.1 miPop 1,348 · Income $83,810
- 50609Beaman13.5 miPop 370 · Income $89,479
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 50258, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 50258 FAQ
- What city is ZIP code 50258 in?
- 50258 is in Union, IA.
- What county is 50258 in?
- 50258 is in Hardin County.
- What is the median household income in 50258?
- The median household income in 50258 is $82,865.
- Which ZIP codes are near 50258?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 50258.