ZIP code · Sweetwater · Tennessee · United States
ZIP code 37874 — Sweetwater
ZIP code 37874 serves Sweetwater, Tennessee.
- Postal code
- 37874Single source Value from one source, not cross-checked.
- City
- Sweetwater
- County
- Monroe FIPS 47123
- State
- Tennessee
- Country
- United States
- Coordinates
- 35.6015, -84.4610 — precision precise (locality)
View on OpenStreetMap - Population
- 16,640 (ZCTA, ACS 5-year)
- Population density
- 162 / sq mi
- Land area
- 102.9 sq mi (266.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $52,912
- Per-capita income
- $28,513
- Median age
- 41.6
- Households
- 6,967
- Housing units
- 7,497
- Median home value
- $171,900
- Median gross rent
- $635 / month
- Congressional districts
- TN-3 (also TN-2) (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
- 423Telephone 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 37874 with another ZIP · ZIPs within 25 miles · distance from 37874
Map of ZIP code 37874
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 28°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 48 | 53 | 62 | 71 | 79 | 86 | 89 | 89 | 84 | 73 | 61 | 51 |
| Avg low °F | 28 | 30 | 36 | 44 | 54 | 63 | 67 | 66 | 59 | 46 | 35 | 30 |
| Precip in | 5.6 | 5.2 | 5.3 | 5.4 | 4.6 | 4.8 | 5.4 | 3.3 | 4.3 | 3.2 | 4.7 | 5.7 |
NOAA 1991–2020 climate normals from the nearest station: DECATUR 7NE (11.7 mi) · NOAA NCEI
Places in ZIP 37874
- 11 schools
- 1 hospitals & clinics
- 1 doctors & dentists
- 1 pharmacies
- 2 supermarkets
- 23 restaurants & cafés
- 1 bars & pubs
- 3 parks
- 3 playgrounds
- 1 gyms & sports centres
- 1 libraries
- 1 post offices
- 40 places of worship
- 3 banks
- 3 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