ZIP code 51351
Where is ZIP code 51351?
Milford, Iowa
Dickinson County · Standard ZIP code
ZIP code 51351 belongs to Milford, Iowa in Dickinson County. 51351 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area code 712. About 4,988 people live in the 51351 area, where the median household income is $73,824. The closest ZIP codes are 51331 (Arnolds Park, 3.5 mi northeast), 51355 (Okoboji, 4.9 mi north) and 51360 (Spirit Lake, 7.8 mi north).
| ZIP code | 51351 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Milford |
| State | Iowa (IA) |
| County | Dickinson County |
| Time zone | Central Time · now |
| Area code | 712 |
| Coordinates | 43.3196, -95.1615 map |
| 3-digit prefix | 513 |
Population and income in 51351
| Population | 4,988 · higher than 85% of Iowa ZIP codes |
|---|---|
| People per square mile | 46 · higher than 70% of Iowa ZIP codes |
| Median age | 48.2 years · higher than 74% of Iowa ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $73,824 · higher than 50% of Iowa ZIP codes |
| Income per person | $50,900 |
| Below the poverty line | 6.9% |
| Bachelor’s degree or higher | 29% of adults 25+ |
| Median home value | $273,100 · higher than 89% of Iowa ZIP codes |
| Median rent | $906 a month |
| Housing units | 3,203 |
| Households | 2,354 (2.1 people on average) |
| Owners / renters | 74% / 26% |
| Land area | 108 sq mi (plus 3.18 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51351. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 51351
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51331 | Arnolds Park, IA | 3.5 mi NE | Standard |
| 51355 | Okoboji, IA | 4.9 mi N | Standard |
| 51360 | Spirit Lake, IA | 7.8 mi N | Standard |
| 51364 | Terril, IA | 9.4 mi E | Standard |
| 51347 | Lake Park, IA | 11.8 mi NW | Standard |
| 51301 | Spencer, IA | 12.1 mi S | Standard |
| 51363 | Superior, IA | 13.3 mi NE | PO Box only |
| 51338 | Everly, IA | 13.6 mi SW | Standard |
| 51333 | Dickens, IA | 14.4 mi SE | Standard |
| 51340 | Fostoria, IA | 16.4 mi S | PO Box only |
| 51345 | Harris, IA | 17 mi NW | Standard |
| 51334 | Estherville, IA | 18.2 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51351 or measure the distance to another ZIP code.
How to address mail to 51351
123 MAIN ST
MILFORD IA 51351
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Old Town, W Okoboji and West Okoboji: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (51351-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 51351?
- 51351 is a Milford, Iowa ZIP code.
- What county is 51351 in?
- ZIP code 51351 is in Dickinson County, Iowa.
- What time zone is ZIP code 51351 in?
- 51351 is in the Central Time zone (America/Chicago).
- What area code is 51351?
- Phone numbers in ZIP code 51351 use area code 712.
- What is the population of ZIP code 51351?
- About 4,988 people live in ZIP code 51351, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 51351?
- The median household income in 51351 is $73,824 a year, higher than 50% of Iowa ZIP codes.
- What ZIP codes are near 51351?
- The nearest ZIP codes to 51351 are 51331 (Arnolds Park, 3.5 miles), 51355 (Okoboji, 4.9 miles), 51360 (Spirit Lake, 7.8 miles) and 51364 (Terril, 9.4 miles).