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Fayetteville, Texas
Inside Fayetteville's city limits, shrink-swell clay limits houses without basements on 77% of mapped land, the 4th-highest of 7 cities in Fayette County. A shallow water table limits basements on 12%, the 2nd-highest of 7 cities in Fayette County.
That clay share is above Fayette County's 67%. FEMA's flood data list 7 flood losses since 2016 in ZIP code 78940 overlapping the city. Of its 187 homes, 68% were built before 1980; the median dates from 1948.
Data as of October 13, 2026 · sources · in Fayette 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 Fayetteville
Foundation repair in Fayetteville: shrink-swell clay limits slab homes on 77% of Fayetteville's mapped land, more than in 82% of Texas cities.
About 200 of Fayetteville's 187 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 Fayetteville city limits
| Expansive clay (limits slab homes) | 77.1% |
| High water table (limits basements) | 11.6% |
| Septic fields very limited | 77.1% |
| Clay swell (LEP, by area) | 10.5% |
| High-swell land (LEP 6%+) | 77.1% |
| Mapped soil | 321 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Frelsburg | 35% | 93% |
| Hallettsville | 18% | n/a |
| Bleiblerville | 17% | n/a |
| Straber | 10% | n/a |
| Ganado | 5% | n/a |
| Carbengle | 5% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 10.5% by land area here, and 77% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 77% of the mapped land.
Clay shrinks as it dries: 100% of Fayette County is in drought on the latest map, and 77% of Fayetteville's mapped land has shrink-swell clay.
USDA rates 77% of the land very limited for septic absorption fields.
Drought in Fayette County
100% of Fayette 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 Fayetteville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 78940 | 100% | 7 | $329,306 |
Homes in Fayetteville
| Housing units | 187 |
| Median year built | 1948 |
| Built before 1980 | 68% |
| Built 2000 or later | 27% |
| Owner-occupied | 91% |
| Median value, owner-occupied | $281,300 |
| Single-family detached | 99% |
Nearby cities
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