ZIP code · Keystone · Indiana · United States
ZIP code 46759 — Keystone
ZIP code 46759 serves Keystone, Indiana.
- Postal code
- 46759Single source Value from one source, not cross-checked.
- City
- Keystone
- County
- Wells FIPS 18179
- State
- Indiana
- Country
- United States
- Coordinates
- 40.5897, -85.2767 — precision precise (locality)
View on OpenStreetMap - Population
- 381 (ZCTA, ACS 5-year)
- Population density
- 14 / sq mi
- Land area
- 27.9 sq mi (72.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $57,875
- Per-capita income
- $23,117
- Median age
- 36.1
- Households
- 139
- Housing units
- 139
- Median home value
- $200,000
- Congressional district
- IN-3 (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Indiana/Indianapolis (UTC−5 / UTC−4 DST)
- Area code
- 765 (from the nearest rate centre)Telephone 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 46759 with another ZIP · ZIPs within 25 miles · distance from 46759
Map of ZIP code 46759
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 19°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 33 | 37 | 48 | 61 | 72 | 80 | 83 | 82 | 76 | 64 | 50 | 38 |
| Avg low °F | 19 | 21 | 30 | 41 | 52 | 61 | 64 | 62 | 55 | 44 | 34 | 25 |
| Precip in | 2.7 | 2.4 | 3.3 | 3.9 | 4.2 | 4.4 | 4.2 | 4.3 | 3.5 | 2.9 | 3.3 | 2.7 |
NOAA 1991–2020 climate normals from the nearest station: HARTFORD CITY 4 ESE (10.7 mi) · NOAA NCEI
Places in ZIP 46759
- 1 schools
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