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Limestone County, TX
6 cities and towns and 7 ZIP codes in Limestone County, Texas.
Population
22,283
Land area
905sq mi
People per sq mi
25
ZIP codes
7
Cities and towns in Limestone County
Limestone County at a glance
- Limestone County is 79% less dense than Texas as a whole.
- The median household income is $60,573, 23% below the Texas median of $78,476.
- A typical owner-occupied home is valued at $164,200 (42% below Texas) and median rent is $905 a month.
- Its largest cities are Mexia (6,859), Groesbeck (3,914) and Coolidge (754).
Local data for Limestone County, TX
Counts from official public data
Housing and community stats
Limestone County, TX, American Community Survey 2020-2024
Median household income
$60,573
Poverty rate
17.1%
Median home value
$164,200
Prices +4.3% in a year
Median rent
$905/mo
Homeownership
72.1%
Bachelor's or higher
18.5%
Median age
41.9
Average commute
28.9 min
Largest reported origins and ancestries: Mexican Americans (4,781), Irish Americans (2,099), German Americans (2,009).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
4.7%
Aug 2026, -0.1 pts in a year
Average annual pay
$63,025
8,650 jobs, 2025
Income per person
$54,906
BEA, 2024
Federal spending
$149M
FY 2026, $6,731 per person
PPP loans
$38.2M
918 loans, 4,336 jobs reported
Campaign donations
$44.9K
Itemized, 2026 cycle
How people get to work
Limestone County, TX, workers 16 and older. American Community Survey 5-year estimates
- Drove alone82.8%
- Carpooled7.3%
- Public transit0.1%
- Walked2.8%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.4%
- Worked from home6.7%
Average one-way commute: 28.9 minutes for people who do not work from home.
Environment and hazard risk
Limestone County, TX, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: cold wave
Storm events since 1996
515
Most often thunderstorm wind
Flood insurance policies
60
0.7% of homes, county
July high / Jan low
95° / 36°F
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Limestone County, TX, CDC PLACES estimates
Obesity
39.7%
U.S. 33.3% +6.4 pts
Diabetes
16.1%
U.S. 12.1% +4.0 pts
Smoking
16.6%
U.S. 12.8% +3.8 pts
Uninsured (18-64)
18.1%
U.S. 11.1% +7.0 pts
Cities, towns and ZIP codes in Limestone County
Population shown
Frequently asked questions
- What is the largest city in Limestone County, TX?
- Mexia is the largest city or town in Limestone County, with about 6,859 residents.
- How many ZIP codes are in Limestone County?
- Limestone County includes 7 ZIP Code Tabulation Areas, including 76635, 76642, 76653, 76667, 76678.
- What is the population of Limestone County, TX?
- About 22,283 people live in Limestone County, based on American Community Survey 5-year estimates.
- What counties border Limestone County?
- Limestone County borders McLennan County, Navarro County, Hill County, Freestone County, Falls County, Robertson County, Leon County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023