ZIP code
51351
Milford, IA
51351 covers Milford in Dickinson County, with 4,990 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 51351. Methodology
ZIP code map of 51351

About ZIP code 51351
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 51351. Not ACS. Methodology
People in 51351
Race
- White4,537
- Black or African American27
- American Indian or Alaska Native2
- Asian31
- Native Hawaiian and Pacific Islander1
- Other race63
- Two or more races183
Hispanic or Latino (any race): 158
Age
- Under 10562
- 10 to 19642
- 20 to 29389
- 30 to 39564
- 40 to 49566
- 50 to 59557
- 60 to 69794
- 70 to 79509
- 80 and older261
Income and housing in 51351
Education
- High school graduate97.2%
- Bachelor's degree31.2%
- Graduate degree8.1%
Places covering 51351
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.
- Milford68.6%
- Wahpeton6.0%
- West Okoboji5.6%
- Arnolds Park1.1%
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.
- Dickinson 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
18.7% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 51351
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 4,206 | |
| 2006 | 4,018 | |
| 2007 | 4,318 | |
| 2008 | 4,153 | |
| 2009 | 4,077 | |
| 2010 | 4,015 | |
| 2011 | 4,365 | 4,174 |
| 2012 | 4,392 | 4,140 |
| 2013 | 4,521 | 4,210 |
| 2014 | 4,468 | 4,250 |
| 2015 | 4,518 | 4,260 |
| 2016 | 4,581 | 4,270 |
| 2017 | 4,562 | 4,250 |
| 2018 | 4,398 | 4,300 |
| 2019 | 4,509 | 4,490 |
| 2020 | 4,577 | 4,500 |
| 2021 | 4,823 | 4,510 |
| 2022 | 4,812 | 4,460 |
| 2023 | 4,990 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 51351
12 nearest ZIP centroids (any distance)
- 51331Arnolds Park4.1 miPop 920 · Income $84,615
- 51340Fostoria5.3 miPop 80 · Income $88,750
- 51355Okoboji5.5 miPop 892 · Income $57,569
- 51360Spirit Lake9.6 miPop 8,561 · Income $77,464
- 51347Lake Park10.0 miPop 1,524 · Income $81,736
- 51338Everly10.2 miPop 912 · Income $56,346
- 51364Terril11.2 miPop 855 · Income $62,554
- 51301Spencer11.3 miPop 12,402 · Income $61,175
- 51363Superior14.4 miPop 132 · Income $59,432
- 51345Harris14.7 miPop 313 · Income $51,938
- 51333Dickens15.4 miPop 395 · Income $96,563
- 51346Hartley16.1 miPop 2,211 · Income $60,179
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 51351, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 51351 FAQ
- What city is ZIP code 51351 in?
- 51351 is in Milford, IA.
- What county is 51351 in?
- 51351 is in Dickinson County.
- What is the median household income in 51351?
- The median household income in 51351 is $67,628.
- Which ZIP codes are near 51351?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 51351.