HomeTexasFort Bend CountyFairchilds
Fairchilds, Texas
Inside Fairchilds' city limits, shrink-swell clay limits houses without basements on 87% of mapped land, the highest of 17 cities in Fort Bend County. A shallow water table limits basements on 59%, the 4th-highest of 17 cities in Fort Bend County.
That clay share is above Fort Bend County's 64%. FEMA's flood data list 362 flood losses since 2016 in the 2 ZIP codes overlapping the city. Of its 374 homes, 29% were built before 1980; the median dates from 1989.
Data as of October 13, 2026 · sources · in Fort Bend County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 2 overlapping ZIPs
of homes built before 1980
Foundation repair in Fairchilds
Foundation repair in Fairchilds: shrink-swell clay limits slab homes on 87% of Fairchilds' mapped land, more than in 95% of Texas cities.
About 200 of Fairchilds' 374 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 Fairchilds city limits
| Expansive clay (limits slab homes) | 86.8% |
| High water table (limits basements) | 58.6% |
| Septic fields very limited | 88.8% |
| Clay swell (LEP, by area) | 10.4% |
| High-swell land (LEP 6%+) | 86.8% |
| Mapped soil | 1,373 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Lake Charles | 39% | 97% |
| Edna | 28% | n/a |
| Bacliff | 20% | n/a |
| Bernard | 8% | 43% |
| Cieno | 2% | n/a |
| Telferner | 1% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 10.4% by land area here, and 87% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 87% of the mapped land.
Clay shrinks as it dries: 83.3% of Fort Bend County is in drought on the latest map, and 87% of Fairchilds' mapped land has shrink-swell clay.
On 59% of Fairchilds' mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 89% of the land very limited for septic absorption fields.
Drought in Fort Bend County
83.3% of Fort Bend 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 Fairchilds. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 77469 | 70% | 254 | $10.3 million |
| 77461 | 30% | 108 | $6.5 million |
Homes in Fairchilds
| Housing units | 374 |
| Median year built | 1989 |
| Built before 1980 | 29% |
| Built 2000 or later | 23% |
| Owner-occupied | 81% |
| Median value, owner-occupied | $220,800 |
| Single-family detached | 66% |
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