ZIP Codes of Houston County, TN

Population & People
Population & People
Total Population
8,329
Household Income
Household Income
Median Income
$61,829
Housing
Housing
Total Housing Units
3,938
Business & Economy
Business & Economy
Total Businesses
104
Employment
Employment
Employment Rate
50.14%
Education
Education
Bachelor's Degree+
15.08%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 3 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:3 ZIP Codes (3 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:931
Timezone:Central (GMT -06:00)
Local Time:2:13:47 PM
Population:8,329 [See All]
FIPS:47083
Land Area:213 sq mi
Water Area:8 sq mi
Coordinates:36.3123, -87.7825
Quick Link:
https://www.zip-codes.com/county/tn-houston.asp
Need Houston data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Tennessee's #88 most populous county
8,329 residents across 3 ZIPs — #88 of 95 Tennessee counties.

Standout ZIPs in this County


Most Populous
Erin · 5,382 people
64.6% of county total
Highest Income
Tennessee Ridge · $72,692 median
1.2× county average
Largest Land Area
Erin · 90.0 sq mi
Spans the most ground
Fastest Growth
Erin · 2.3% (10-yr)
5,260 → 5,382 residents
Most Educated
Erin · 16.0% bachelor's+
600 of 3,754 adults 25+

Things worth knowing about Houston County


8,329 residents live across 3 ZIPs covering 213 sq mi, served by 3 distinct USPS-recognized cities.

Population moved from 8,554 to 8,329 from 2014 to 2024 — a -2.6% change. 1 ZIPs gained residents, 2 lost.

The county's wealthiest ZIP 37178 (Tennessee Ridge, $72,692 median) and poorest ZIP 37175 (Stewart, $53,125) are 6.1 miles apart — a 1.4× income gap across local geography.

Median home values vary 2.0× across this county — from $95,800 in 37175 (Stewart) to $187,700 in 37061 (Erin).

Density varies across the county — from 12 people/sq mi in 37175 (Stewart) to 60 in 37061 (Erin).

Educational attainment ranges from 13.4% bachelor's+ in 37175 (Stewart) to 16.0% in 37061 (Erin) — the breadth of educational profiles across the area.

Within Tennessee, this is the #88 most populous of 95 counties and ranks #46 for median household income .

Weighted by population, the typical household earns about $62,039 across the county — reflecting what a typical resident sees, not a simple ZIP average.

15.1% of adults age 25+ hold a bachelor's degree or higher (898 of 5,955 reporting).

3 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Houston County


Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Erin

All ZIP Codes in Houston County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
37061ErinStandard5,382$59,67090.02.3%
37178Tennessee RidgeStandard1,994$72,69240.1-3.4%
37175StewartStandard953$53,12582.7-22.5%

Adjacent & Nearby Counties