ZIP code 51340: Fostoria, IA
51340 is a ZIP code in Fostoria, Iowa, mainly in Clay County, part of the Spencer, IA micro area. About 75 people live here.
- Population
- 75
- Median household income
- $90,250
- Typical home value
- $146,200+3.2% in 12 months
- Median rent
- —gross, per month
- Median age
- 46.9
- Homeowners
- 89.2%of occupied homes
Shaded: ZIP code 51340's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 51340 details
| City | Fostoria |
|---|---|
| State | Iowa |
| County | Clay County |
| Metro area | Spencer, IA |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 0.1 sq mi |
| Population density | 625 people per sq mi |
| Bachelor's degree or higher | 17.6% of adults 25+ |
| Average commute | 19.1 minutes |
| Center coordinates | 43.24049, -95.15612 |
ZIP codes near 51340
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 51351 | Milford, IA | 5.3 mi | 4,988 |
| 51301 | Spencer, IA | 6.0 mi | 12,638 |
| 51331 | Arnolds Park, IA | 8.3 mi | 935 |
| 51338 | Everly, IA | 8.5 mi | 852 |
| 51355 | Okoboji, IA | 10.3 mi | 1,048 |
| 51364 | Terril, IA | 10.5 mi | 803 |
| 51333 | Dickens, IA | 10.6 mi | 374 |
| 51360 | Spirit Lake, IA | 13.8 mi | 8,653 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 51340?
A typical home in ZIP code 51340 is worth about $146,200 (Zillow Home Value Index). The median household here earns $90,250 a year. See what buying here would cost per month, with Iowa average taxes and insurance filled in.
Monthly payment for a $146,200 homeWhat can a $90,250 income afford?Rental property numbers
About ZIP code 51340
What city is ZIP code 51340?
ZIP code 51340 is in Fostoria, IA, in Clay County.
What county is ZIP code 51340 in?
51340 is mainly in Clay County, Iowa.
What is the population of ZIP code 51340?
About 75 people live in ZIP code 51340, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 51340 in?
51340 is in Central Time (UTC−6). It observes daylight saving time.