ZIP code
51433
Auburn, IA
51433 covers Auburn in Sac County, with 567 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 51433. Methodology
ZIP code map of 51433

About ZIP code 51433
Acceptable cities: Yetter
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 51433. Not ACS. Methodology
People in 51433
Race
- White608
- Black or African American4
- American Indian or Alaska Native1
- Asian1
- Other race5
- Two or more races24
Hispanic or Latino (any race): 11
Age
- Under 1076
- 10 to 19100
- 20 to 2970
- 30 to 3971
- 40 to 4969
- 50 to 5977
- 60 to 6988
- 70 to 7950
- 80 and older42
Income and housing in 51433
Education
- High school graduate93.0%
- Bachelor's degree11.2%
- Graduate degree4.2%
Places covering 51433
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.
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.
- Sac County76.8%
- Calhoun County23.2%
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
55.8% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 51433
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 675 | |
| 2006 | 638 | |
| 2007 | 683 | |
| 2008 | 645 | |
| 2009 | 609 | |
| 2010 | 654 | |
| 2011 | 612 | 648 |
| 2012 | 563 | 610 |
| 2013 | 582 | 580 |
| 2014 | 503 | 620 |
| 2015 | 482 | 600 |
| 2016 | 520 | 560 |
| 2017 | 450 | 550 |
| 2018 | 548 | 560 |
| 2019 | 475 | 580 |
| 2020 | 643 | 600 |
| 2021 | 606 | 550 |
| 2022 | 606 | 570 |
| 2023 | 567 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 51433
12 nearest ZIP centroids (any distance)
- 51449Lake City7.2 miPop 1,951 · Income $66,750
- 51450Lake View8.2 miPop 1,532 · Income $77,619
- 51436Breda8.5 miPop 815 · Income $59,438
- 50561Lytton10.5 miPop 677 · Income $67,188
- 51451Lanesboro10.8 miPop 65 · Income $36,250
- 51452Lidderdale11.0 miPop 191 · Income $60,000
- 51466Wall Lake11.5 miPop 1,180 · Income $69,643
- 50583Sac City12.8 miPop 2,286 · Income $63,967
- 51401Carroll13.9 miPop 12,113 · Income $64,458
- 51430Arcadia14.5 miPop 1,204 · Income $70,809
- 50579Rockwell City15.1 miPop 3,176 · Income $69,464
- 50551Jolley16.1 miPop 31 · Income $2,500-
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 51433, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 51433 FAQ
- What city is ZIP code 51433 in?
- 51433 is in Auburn, IA.
- What county is 51433 in?
- 51433 is in Sac County.
- What is the median household income in 51433?
- The median household income in 51433 is $62,500.
- Which ZIP codes are near 51433?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 51433.