ZIP code · Harriman · Tennessee · United States
ZIP code 37748 — Harriman
ZIP code 37748 serves Harriman, Tennessee.
- Postal code
- 37748Single source Value from one source, not cross-checked.
- City
- Harriman
- County
- Roane FIPS 47145
- State
- Tennessee
- Country
- United States
- Coordinates
- 35.9348, -84.5155 — precision precise (locality)
View on OpenStreetMap - Population
- 17,021 (ZCTA, ACS 5-year)
- Population density
- 160 / sq mi
- Land area
- 106.6 sq mi (276 km²) (ZCTA, ACS 5-year)
- Median household income
- $58,649
- Per-capita income
- $30,639
- Median age
- 47.1
- Households
- 7,080
- Housing units
- 8,208
- Median home value
- $173,600
- Median gross rent
- $760 / month
- Congressional district
- TN-3 (119th Congress)
- USDA hardiness zone
- 7b (5 to 10 °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
- 865Telephone 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 37748 with another ZIP · ZIPs within 25 miles · distance from 37748
Map of ZIP code 37748
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 28°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 46 | 51 | 61 | 70 | 78 | 85 | 88 | 87 | 82 | 72 | 59 | 49 |
| Avg low °F | 28 | 30 | 37 | 46 | 56 | 64 | 68 | 67 | 61 | 48 | 37 | 32 |
| Precip in | 5.5 | 6.0 | 5.4 | 5.5 | 4.7 | 4.7 | 5.2 | 3.9 | 4.3 | 3.2 | 4.5 | 6.0 |
NOAA 1991–2020 climate normals from the nearest station: KINGSTON (5.4 mi) · NOAA NCEI
Places in ZIP 37748
- 10 schools
- 1 colleges & universities
- 3 hospitals & clinics
- 4 doctors & dentists
- 3 pharmacies
- 3 supermarkets
- 20 restaurants & cafés
- 13 parks
- 9 playgrounds
- 1 gyms & sports centres
- 2 libraries
- 2 post offices
- 55 places of worship
- 2 banks
- 11 gas stations
- 1 EV charging 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