Limestone County, Texas ZIP codes
8 ZIP codes are in Limestone County, plus 6 that cross in from neighboring counties.
- ZIP codes
- 8
- Population in these ZIPs
- 24,820
- Avg. median income
- $60,100population-weighted
- Cities & towns
- 8
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ZIP codes in Limestone County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 76635 | Coolidge | 1,392 | $62,031 | $153,300 |
| 76642 | Groesbeck | 6,363 | $62,243 | $207,800 |
| 76653 | Kosse | 1,067 | $48,500 | $219,400 |
| 76664 | Mart | 3,231 | $74,618 | $156,700 |
| 76667 | Mexia | 10,494 | $52,541 | $137,800 |
| 76678 | Prairie Hill | 102 | $61,944 | $215,600 |
| 76686 | Tehuacana | 341 | $75,469 | $169,100 |
| 76687 | Thornton | 1,830 | $73,323 | $334,500 |
ZIP codes partly in Limestone County
These ZIP codes are mostly in a neighboring county but cover part of Limestone County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 75838 | Donie | Freestone County | 209 | $27,813 | $273,600 |
| 75846 | Jewett | Leon County | 2,741 | $64,250 | $282,400 |
| 76624 | Axtell | McLennan County | 2,660 | $79,625 | $343,500 |
| 76648 | Hubbard | Hill County | 2,777 | $54,669 | $207,400 |
| 76673 | Mount Calm | Hill County | 1,196 | $63,750 | $260,800 |
| 76693 | Wortham | Freestone County | 2,153 | $55,645 | $208,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Limestone County
Nearby counties
Frequently asked questions
How many ZIP codes are in Limestone County, Texas?
8 ZIP codes are mainly in Limestone County, and 6 more ZIP codes from neighboring areas reach partly into it.
What cities are in Limestone County?
ZIP codes in Limestone County use the city names Coolidge, Groesbeck, Kosse, Mart, Mexia, Prairie Hill, Tehuacana and Thornton.