Rhea

Source:

Tennessee

Rhea is a county in Tennessee with 5 ZIP codes and a total population of 35,140. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

Rhea is a county inside Tennessee (FIPS code 47143) that contains 5 USPS ZIP codes covering a combined population of 35,140 according to Census ACS 5-Year Estimates. Counties are the natural bridge between state-level summaries and ZIP-level detail — crime statistics, HUD Fair Market Rents, and childcare pricing are all published at the county level, while household income and housing values are published at the ZIP level. This page reconciles the two views so you can see which ZIPs drive the county totals.

The 5 ZIPs listed below are ordered by population and each links to the full ZIP detail page with Census demographics, housing, income, home-price history, and cross-agency inputs. The most populated ZIP in Rhea is 37321 covering Dayton with 19,113 residents at 65 people per square mile. Population density across ZIPs in this county varies — use the density column to spot urban cores versus rural delivery areas. A single county can contain both a dense downtown ZIP and a large rural ZIP covering several hundred square miles.

Because Rhea uses FIPS code 47143, it joins cleanly to county-level federal datasets: HUD Fair Market Rent tables, FBI Uniform Crime Report data, and the Department of Labor National Database of Childcare Prices all key off the same code. That is how neighborhood scorecards combine ZIP-level Census demographics with county-level safety and affordability metrics. All data on this page comes from U.S. Census Bureau ACS 2023 5-Year Estimates and USPS ZIP Code Tabulation Area files — no estimates, no proprietary sources, no editorial scoring.

5

Total ZIPs

35,140

Total Population

ZIP Codes in Rhea

Side-by-side: Compare 37321 vs 37381 →

ZIP Code City Population Density
37321 Dayton 19,113 65
37381 Spring City 8,855 25
37338 Graysville 3,093 16
37332 Evensville 2,609 16
37337 Grandview 1,470 9

What are common questions about ZIP codes in this county?

What is the population of Rhea?
Rhea has a total population of 35,140 across 5 ZIP codes, based on U.S. Census Bureau ACS 2023 data.
What ZIP codes are in Rhea?
Rhea includes 5 ZIP codes: 37321, 37381, 37338, 37332, 37337.
What is the median household income in Rhea?
Median household income data for individual ZIP codes in Rhea is available on each ZIP code's detail page. Visit any ZIP code link below to see income, housing, and demographic data.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.