ZIP code · Gilmore City · Iowa · United States
ZIP code 50541 — Gilmore City
ZIP code 50541 serves Gilmore City, Iowa.
- Postal code
- 50541Single source Value from one source, not cross-checked.
- City
- Gilmore City
- County
- Humboldt FIPS 19091
- State
- Iowa
- Country
- United States
- Coordinates
- 42.7067, -94.4108 — precision precise (locality)
View on OpenStreetMap - Population
- 1,035 (ZCTA, ACS 5-year)
- Population density
- 11 / sq mi
- Land area
- 91.2 sq mi (236.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $53,859
- Per-capita income
- $32,398
- Median age
- 38.3
- Households
- 453
- Housing units
- 507
- Median home value
- $97,800
- Median gross rent
- $597 / month
- Congressional district
- IA-4 (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 515Telephone 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 50541 with another ZIP · ZIPs within 25 miles · distance from 50541
Map of ZIP code 50541
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Jan (avg low 9°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 24 | 29 | 43 | 57 | 68 | 78 | 81 | 79 | 73 | 60 | 43 | 30 |
| Avg low °F | 9 | 12 | 25 | 36 | 49 | 59 | 63 | 60 | 51 | 39 | 26 | 15 |
| Precip in | 0.9 | 1.0 | 2.0 | 3.3 | 4.8 | 5.5 | 4.2 | 4.5 | 3.3 | 2.5 | 1.6 | 1.3 |
NOAA 1991–2020 climate normals from the nearest station: HUMBOLDT WTP (9.7 mi) · NOAA NCEI
Places in ZIP 50541
- 1 schools
- 1 parks
- 1 libraries
- 1 post offices
- 5 places of worship
- 1 gas stations
- 2 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 · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page