ZIP code
52321
Onslow, IA
52321 covers Onslow in Jones County, with 456 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 52321. Methodology
ZIP code map of 52321
About ZIP code 52321
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 52321. Not ACS. Methodology
People in 52321
Race
- White414
- Black or African American10
- Two or more races27
Hispanic or Latino (any race): 8
Age
- Under 1054
- 10 to 1949
- 20 to 2935
- 30 to 3953
- 40 to 4960
- 50 to 5987
- 60 to 6943
- 70 to 7948
- 80 and older22
Income and housing in 52321
Education
- High school graduate99.0%
- Bachelor's degree12.2%
- Graduate degree2.6%
Places covering 52321
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.
- Onslow44.6%
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.
- Jones 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
55.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 52321
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 436 | |
| 2006 | 399 | |
| 2007 | 427 | |
| 2009 | 400 | |
| 2010 | 405 | |
| 2011 | 618 | 411 |
| 2012 | 531 | 380 |
| 2013 | 522 | 410 |
| 2014 | 580 | 390 |
| 2015 | 548 | 400 |
| 2016 | 523 | 440 |
| 2017 | 435 | 410 |
| 2018 | 426 | 370 |
| 2019 | 358 | 360 |
| 2020 | 385 | 370 |
| 2021 | 488 | 360 |
| 2022 | 458 | 350 |
| 2023 | 456 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 52321
12 nearest ZIP centroids (any distance)
- 52309Monmouth4.9 miPop 446 · Income $64,500
- 52362Wyoming5.8 miPop 927 · Income $73,636
- 52212Center Junction5.9 miPop 419 · Income $82,400
- 52207Baldwin8.5 miPop 268 · Income $47,917
- 52033Cascade9.6 miPop 3,581 · Income $70,833
- 52323Oxford Junction11.0 miPop 879 · Income $55,096
- 52310Monticello12.2 miPop 6,384 · Income $76,946
- 52032Bernard12.6 miPop 1,277 · Income $83,625
- 52320Olin13.0 miPop 1,243 · Income $70,000
- 52252Langworthy13.1 miPop 149 · Income —
- 52060Maquoketa15.8 miPop 8,139 · Income $63,528
- 52205Anamosa15.8 miPop 8,670 · Income $65,991
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 52321, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 52321 FAQ
- What city is ZIP code 52321 in?
- 52321 is in Onslow, IA.
- What county is 52321 in?
- 52321 is in Jones County.
- What is the median household income in 52321?
- The median household income in 52321 is $71,250.
- Which ZIP codes are near 52321?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 52321.