ZIP Codes of Giles County, TN

Population & People
Population & People
Total Population
30,098
Household Income
Household Income
Median Income
$81,192
Housing
Housing
Total Housing Units
14,046
Business & Economy
Business & Economy
Total Businesses
529
Employment
Employment
Employment Rate
54.03%
Education
Education
Bachelor's Degree+
20.74%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 7 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:7 ZIP Codes (6 Standard, 1 PO Box, 0 Unique) [See All]
Area Code:931
Timezone:Central (GMT -06:00)
Local Time:2:13:46 PM
Population:30,098 [See All]
FIPS:47055
Land Area:568 sq mi
Water Area:0 sq mi
Coordinates:35.1309, -87.0136
Quick Link:
https://www.zip-codes.com/county/tn-giles.asp
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Tennessee's #50 most populous county
30,098 residents across 7 ZIPs — #50 of 95 Tennessee counties.

Standout ZIPs in this County


Most Populous
Pulaski · 18,943 people
62.9% of county total
Highest Income
Goodspring · $101,914 median
1.3× county average
Largest Land Area
Pulaski · 259.5 sq mi
Spans the most ground
Fastest Growth
Goodspring · 25.9% (10-yr)
1,359 → 1,711 residents
Most Educated
Lynnville · 24.9% bachelor's+
475 of 1,909 adults 25+

Things worth knowing about Giles County


30,098 residents live across 7 ZIPs covering 568 sq mi, served by 7 distinct USPS-recognized cities.

Population moved from 28,254 to 30,098 from 2014 to 2024 — a +6.5% change. 6 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 38460 (Goodspring, $101,914 median) and poorest ZIP 38473 (Minor Hill, $54,526) are 4.5 miles apart — a 1.9× income gap across local geography.

Median home values vary 1.6× across this county — from $207,700 in 38460 (Goodspring) to $340,300 in 38472 (Lynnville).

Density varies across the county — from 24 people/sq mi in 38472 (Lynnville) to 73 in 38478 (Pulaski).

Educational attainment ranges from 12.5% bachelor's+ in 38473 (Minor Hill) to 24.9% in 38472 (Lynnville) — the breadth of educational profiles across the area.

Within Tennessee, this is the #50 most populous of 95 counties and ranks #13 for median household income with the #42 fastest decade growth .

Weighted by population, the typical household earns about $64,440 across the county — reflecting what a typical resident sees, not a simple ZIP average.

20.7% of adults age 25+ hold a bachelor's degree or higher (4,454 of 21,478 reporting).

6 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Giles County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
568
square miles
Avg density
53.0
people per sq mi
Population
30,098
across 7 ZIPs
Pulaski
259.5 sq mi
18,943 residents
Lynnville
101.4 sq mi
2,464 residents
Prospect
95.8 sq mi
2,821 residents

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.

Pulaski

All ZIP Codes in Giles County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
38478PulaskiStandard18,943$61,295259.57.0%
38449ArdmoreStandard2,911$62,08356.912.1%
38477ProspectStandard2,821$60,54295.80.9%
38472LynnvilleStandard2,464$69,861101.4-8.7%
38460GoodspringStandard1,711$101,91427.225.9%
38473Minor HillStandard1,129$54,52626.613.9%
38455ElktonPO Box119$158,1250.26.3%

Adjacent & Nearby Counties