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Campbell, Texas
Inside Campbell's city limits, shrink-swell clay limits houses without basements on 53% of mapped land, higher than 60% of Texas cities. A shallow water table limits basements on 46%, the highest of 13 cities in Hunt County.
That clay share is below Hunt County's 78%. FEMA's flood data list no flood losses since 2016 in ZIP code 75422 overlapping the city. Of its 391 homes, 40% were built before 1980; the median dates from 1986.
Data as of October 13, 2026 · sources · in Hunt 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 Campbell
Foundation repair in Campbell: shrink-swell clay limits slab homes on 53% of Campbell's mapped land, more than in 60% of Texas cities.
About 200 of Campbell's 391 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 Campbell city limits
| Expansive clay (limits slab homes) | 52.9% |
| High water table (limits basements) | 46.1% |
| Septic fields very limited | 92.1% |
| Clay swell (LEP, by area) | 8.7% |
| High-swell land (LEP 6%+) | 88.2% |
| Mapped soil | 858 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 8.7% by land area here, and 88% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 53% of the mapped land.
Clay shrinks as it dries: 100% of Hunt County is in drought on the latest map, and 53% of Campbell's mapped land has shrink-swell clay.
On 46% of Campbell's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 92% of the land very limited for septic absorption fields.
Drought in Hunt County
100% of Hunt 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 Campbell. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75422 | 100% | 0 | $0 |
Homes in Campbell
| Housing units | 391 |
| Median year built | 1986 |
| Built before 1980 | 40% |
| Built 2000 or later | 14% |
| Owner-occupied | 58% |
| Median value, owner-occupied | $86,900 |
| Single-family detached | 55% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Neylandville | 5 mi | 87% | 32% |
| Cumby | 7 mi | 90% | under 1% |
| Commerce | 7 mi | 73% | 18% |
| Greenville | 9 mi | 81% | 10% |
| Lone Oak | 11 mi | 87% | 14% |
| Point | 15 mi | 88% | 1% |
| East Tawakoni | 17 mi | 83% | 2% |
| Wolfe City | 17 mi | 68% | 3% |
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