ZIP code · Walnut Grove · Missouri · United States
ZIP code 65770 — Walnut Grove
ZIP code 65770 serves Walnut Grove, Missouri.
- Postal code
- 65770Single source Value from one source, not cross-checked.
- City
- Walnut Grove
- County
- Greene FIPS 29077
- State
- Missouri
- Country
- United States
- Coordinates
- 37.3943, -93.5044 — precision precise (locality)
View on OpenStreetMap - Population
- 2,593 (ZCTA, ACS 5-year)
- Population density
- 27 / sq mi
- Land area
- 95.7 sq mi (247.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $56,484
- Per-capita income
- $30,929
- Median age
- 51.8
- Households
- 1,131
- Housing units
- 1,212
- Median home value
- $181,200
- Median gross rent
- $747 / month
- Congressional districts
- MO-4 (also MO-7) (119th Congress)
- USDA hardiness zone
- 6b (-5 to 0 °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
- 417Telephone 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 65770 with another ZIP · ZIPs within 25 miles · distance from 65770
Map of ZIP code 65770
Climate — monthly normals
Warmest month Jul (avg high 91°F), coldest Jan (avg low 24°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 44 | 49 | 59 | 69 | 77 | 86 | 91 | 90 | 83 | 71 | 58 | 47 |
| Avg low °F | 24 | 27 | 35 | 45 | 55 | 64 | 68 | 66 | 58 | 46 | 36 | 28 |
| Precip in | 2.1 | 2.1 | 3.5 | 4.5 | 5.6 | 4.9 | 3.8 | 3.5 | 4.4 | 3.3 | 3.3 | 2.6 |
NOAA 1991–2020 climate normals from the nearest station: ASH GROVE 4S (10.4 mi) · NOAA NCEI
Places in ZIP 65770
- 1 schools
- 1 bars & pubs
- 1 parks
- 1 playgrounds
- 5 places of worship
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