ZIP code · Westphalia · Iowa · United States
ZIP code 51578 — Westphalia
ZIP code 51578 serves Westphalia, Iowa.
- Postal code
- 51578Single source Value from one source, not cross-checked.
- City
- Westphalia
- County
- Shelby FIPS 19165
- State
- Iowa
- Country
- United States
- Coordinates
- 41.7199, -95.3952 — precision precise (locality)
View on OpenStreetMap - Population
- 150 (ZCTA, ACS 5-year)
- Population density
- 2,158 / sq mi
- Land area
- 0.1 sq mi (0.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $108,646
- Per-capita income
- $50,523
- Median age
- 58.9
- Households
- 65
- Housing units
- 73
- Median home value
- $94,500
- Congressional district
- IA-4 (119th Congress)
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 712Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 51578 with another ZIP · ZIPs within 25 miles · distance from 51578
Map of ZIP code 51578
Climate — monthly normals
Warmest month Jul (avg high 86°F), coldest Jan (avg low 10°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 36 | 50 | 63 | 74 | 84 | 86 | 84 | 79 | 65 | 49 | 36 |
| Avg low °F | 10 | 14 | 25 | 36 | 49 | 60 | 64 | 61 | 52 | 39 | 26 | 16 |
| Precip in | 0.9 | 1.0 | 2.0 | 3.3 | 4.7 | 5.2 | 3.7 | 4.3 | 4.0 | 2.4 | 1.4 | 1.3 |
NOAA 1991–2020 climate normals from the nearest station: HARLAN (6.0 mi) · NOAA NCEI
Places in ZIP 51578
- 1 restaurants & cafés
- 1 post offices
- 1 places of worship
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI. Data generated on 2026-08-21. Methodology · Report an error on this page