ZIP code · Buffalo Prairie · Illinois · United States
ZIP code 61237 — Buffalo Prairie
ZIP code 61237 serves Buffalo Prairie, Illinois.
- Postal code
- 61237Single source Value from one source, not cross-checked.
- City
- Buffalo Prairie
- County
- Rock Island FIPS 17161
- State
- Illinois
- Country
- United States
- Coordinates
- 41.3368, -90.8522 — precision precise (locality)
View on OpenStreetMap - Population
- 0 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 1.6 sq mi (4.3 km²) (ZCTA, ACS 5-year)
- Households
- 0
- Housing units
- 0
- Congressional district
- IL-17 (119th Congress)
- USDA hardiness zone
- 5b (-15 to -10 °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)
Tools: compare 61237 with another ZIP · ZIPs within 25 miles · distance from 61237
Map of ZIP code 61237
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 13°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 35 | 48 | 61 | 72 | 81 | 85 | 83 | 77 | 64 | 49 | 36 |
| Avg low °F | 13 | 17 | 30 | 39 | 51 | 62 | 65 | 63 | 55 | 43 | 31 | 20 |
| Precip in | 1.2 | 1.6 | 2.3 | 3.5 | 4.8 | 5.0 | 4.0 | 3.9 | 3.6 | 2.8 | 2.1 | 1.7 |
NOAA 1991–2020 climate normals from the nearest station: ILLINOIS CITY DAM 16 (10.2 mi) · NOAA NCEI
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