ZIP code · South Williamson · Kentucky · United States
ZIP code 41503 — South Williamson
ZIP code 41503 serves South Williamson, Kentucky.
- Postal code
- 41503Single source Value from one source, not cross-checked.
- City
- South Williamson
- County
- Pike FIPS 21195
- State
- Kentucky
- Country
- United States
- Coordinates
- 37.6670, -82.2886 — precision precise (locality)
View on OpenStreetMap - Population
- 301 (ZCTA, ACS 5-year)
- Population density
- 128 / sq mi
- Land area
- 2.3 sq mi (6.1 km²) (ZCTA, ACS 5-year)
- Median household income
- $116,027
- Per-capita income
- $54,185
- Median age
- 55.9
- Households
- 133
- Housing units
- 199
- Median home value
- $167,400
- Congressional district
- KY-5 (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/New_York (UTC−5 / UTC−4 DST)
- Area code
- 606Telephone 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 41503 with another ZIP · ZIPs within 25 miles · distance from 41503
Map of ZIP code 41503
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 26°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 47 | 51 | 60 | 72 | 79 | 85 | 89 | 88 | 82 | 72 | 61 | 50 |
| Avg low °F | 26 | 29 | 35 | 44 | 54 | 63 | 67 | 66 | 59 | 47 | 35 | 30 |
| Precip in | 3.4 | 3.4 | 4.7 | 4.0 | 4.3 | 5.4 | 5.8 | 3.9 | 3.1 | 3.2 | 3.0 | 4.1 |
NOAA 1991–2020 climate normals from the nearest station: WILLIAMSON (0.8 mi) · NOAA NCEI
Places in ZIP 41503
- 1 hospitals & clinics
- 3 supermarkets
- 13 restaurants & cafés
- 1 parks
- 1 playgrounds
- 1 banks
- 3 gas 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