ZIP code · Hickory · Kentucky · United States
ZIP code 42051 — Hickory
ZIP code 42051 serves Hickory, Kentucky.
- Postal code
- 42051Single source Value from one source, not cross-checked.
- City
- Hickory
- County
- Graves FIPS 21083
- State
- Kentucky
- Country
- United States
- Coordinates
- 36.8478, -88.6788 — precision precise (locality)
View on OpenStreetMap - Population
- 2,000 (ZCTA, ACS 5-year)
- Population density
- 38 / sq mi
- Land area
- 52.8 sq mi (136.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $72,614
- Per-capita income
- $33,707
- Median age
- 51.9
- Households
- 819
- Housing units
- 1,019
- Median home value
- $148,400
- Median gross rent
- $745 / month
- Congressional district
- KY-1 (119th Congress)
- USDA hardiness zone
- 7a (0 to 5 °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
- 270 (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 42051 with another ZIP · ZIPs within 25 miles · distance from 42051
Map of ZIP code 42051
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Jan (avg low 27°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 45 | 50 | 60 | 70 | 79 | 87 | 90 | 90 | 83 | 72 | 59 | 48 |
| Avg low °F | 27 | 31 | 38 | 48 | 58 | 66 | 69 | 67 | 59 | 48 | 38 | 31 |
| Precip in | 3.9 | 3.9 | 4.6 | 5.2 | 4.9 | 4.5 | 4.3 | 3.1 | 3.5 | 4.0 | 4.1 | 4.3 |
NOAA 1991–2020 climate normals from the nearest station: PADUCAH (16.1 mi) · NOAA NCEI
Places in ZIP 42051
- 1 playgrounds
- 3 places of worship
- 2 gas stations
- 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 · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page