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Jacksonville, Texas
Inside Jacksonville's city limits, shrink-swell clay limits houses without basements on under 1% of mapped land. A shallow water table limits basements on 20%, the 5th-highest of 7 cities in Cherokee County.
That clay share is below Cherokee County's 14%. FEMA's flood data list 27 flood losses since 2016 in ZIP code 75766 overlapping the city. Of its 5,385 homes, 50% were built before 1980; the median dates from 1980.
Data as of October 13, 2026 · sources · in Cherokee County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
of homes built before 1980
Foundation repair in Jacksonville
Foundation repair in Jacksonville: shrink-swell clay limits slab homes on under 1% of Jacksonville's mapped land.
About 3,600 of Jacksonville's 5,385 homes are detached houses.
| Who designs the repair | The ASCE Texas Section's repair guidelines say a Texas-licensed engineer should evaluate the foundation and design the repair (2022 guidelines) |
| Prices | Cost guide ranges compared |
Soil under Jacksonville city limits
| Expansive clay (limits slab homes) | 0.2% |
| High water table (limits basements) | 20.4% |
| Septic fields very limited | 72.1% |
| Clay swell (LEP, by area) | 3.2% |
| High-swell land (LEP 6%+) | 0.1% |
| Mapped soil | 10,970 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Nacogdoches | 21% | 0% |
| Trawick | 14% | n/a |
| Bowie | 10% | 0% |
| Elrose | 6% | n/a |
| Lilbert | 6% | 0% |
| Darco | 6% | n/a |
What the numbers mean here
On 20% of Jacksonville's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 72% of the land very limited for septic absorption fields.
Drought in Cherokee County
98.2% of Cherokee County is in drought (D1 or worse) on the October 13, 2026 map. County detail.
Flood losses by ZIP code
FEMA flood records since 2016 in the ZIP codes that overlap Jacksonville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75766 | 100% | 27 | $221,840 |
Homes in Jacksonville
| Housing units | 5,385 |
| Median year built | 1980 |
| Built before 1980 | 50% |
| Built 2000 or later | 19% |
| Owner-occupied | 61% |
| Median value, owner-occupied | $119,800 |
| Single-family detached | 67% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Gallatin | 8 mi | 4% | 46% |
| New Summerfield | 9 mi | 10% | 25% |
| Cuney | 10 mi | 0% | 10% |
| Bullard | 13 mi | 1% | 19% |
| Rusk | 13 mi | 1% | 15% |
| Berryville | 15 mi | 0% | 20% |
| Troup | 15 mi | 2% | 56% |
| Frankston | 16 mi | 0% | 25% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · Census ACS 2020-2024. Methods · Data status