ZIP code · Henderson · Kentucky · United States
ZIP code 42420 — Henderson
ZIP code 42420 serves Henderson, Kentucky.
- Postal code
- 42420Single source Value from one source, not cross-checked.
- City
- Henderson
- County
- Henderson FIPS 21101
- State
- Kentucky
- Country
- United States
- Coordinates
- 37.8274, -87.5632 — precision precise (locality)
View on OpenStreetMap - Population
- 38,434 (ZCTA, ACS 5-year)
- Population density
- 201 / sq mi
- Land area
- 191.6 sq mi (496.1 km²) (ZCTA, ACS 5-year)
- Median household income
- $56,661
- Per-capita income
- $32,372
- Median age
- 40
- Households
- 16,032
- Housing units
- 17,316
- Median home value
- $164,800
- Median gross rent
- $792 / 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
- 270Telephone 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 42420 with another ZIP · ZIPs within 25 miles · distance from 42420
Map of ZIP code 42420
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 24°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 42 | 47 | 57 | 69 | 77 | 85 | 88 | 88 | 82 | 70 | 57 | 46 |
| Avg low °F | 24 | 28 | 35 | 46 | 56 | 65 | 67 | 65 | 57 | 46 | 36 | 29 |
| Precip in | 3.6 | 3.1 | 4.8 | 5.1 | 5.0 | 3.6 | 4.1 | 3.2 | 3.5 | 3.5 | 4.0 | 4.0 |
NOAA 1991–2020 climate normals from the nearest station: HENDERSON STATE POLICE (2.5 mi) · NOAA NCEI
Places in ZIP 42420
- 13 schools
- 2 colleges & universities
- 1 hospitals & clinics
- 1 doctors & dentists
- 3 pharmacies
- 3 supermarkets
- 33 restaurants & cafés
- 1 bars & pubs
- 21 parks
- 27 playgrounds
- 3 gyms & sports centres
- 1 libraries
- 3 post offices
- 27 places of worship
- 5 banks
- 21 gas stations
- 3 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