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Jasper, Texas
Inside Jasper's city limits, shrink-swell clay limits houses without basements on 41% of mapped land, the highest of 3 cities in Jasper County. A shallow water table limits basements on 7%, the 3rd-highest of 3 cities in Jasper County.
That clay share is above Jasper County's 15%. FEMA's flood data list 30 flood losses since 2016 in ZIP code 75951 overlapping the city. Of its 3,896 homes, 55% were built before 1980; the median dates from 1978.
Data as of October 13, 2026 · sources · in Jasper 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 Jasper
Foundation repair in Jasper: shrink-swell clay limits slab homes on 41% of Jasper's mapped land.
About 1,800 of Jasper's 3,896 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 Jasper city limits
| Expansive clay (limits slab homes) | 40.9% |
| High water table (limits basements) | 6.6% |
| Septic fields very limited | 68.0% |
| Clay swell (LEP, by area) | 5.8% |
| High-swell land (LEP 6%+) | 40.9% |
| Mapped soil | 6,693 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Woodville | 27% | n/a |
| Redco | 11% | n/a |
| Doucette | 9% | n/a |
| Pinetucky | 9% | n/a |
| Tehran | 7% | n/a |
| Letney | 7% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 5.8% by land area here, and 41% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 41% of the mapped land.
Clay shrinks as it dries: 100% of Jasper County is in drought on the latest map, and 41% of Jasper's mapped land has shrink-swell clay.
USDA rates 68% of the land very limited for septic absorption fields.
Drought in Jasper County
100% of Jasper 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 Jasper. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75951 | 100% | 30 | $795,950 |
Homes in Jasper
| Housing units | 3,896 |
| Median year built | 1978 |
| Built before 1980 | 55% |
| Built 2000 or later | 18% |
| Owner-occupied | 57% |
| Median value, owner-occupied | $130,100 |
| Single-family detached | 46% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Browndell | 14 mi | 33% | 60% |
| Newton | 15 mi | 0% | 9% |
| Kirbyville | 19 mi | 0% | 52% |
| Pineland | 22 mi | 44% | 56% |
| Colmesneil | 25 mi | 3% | 7% |
| Woodville | 27 mi | 6% | 32% |
| Zavalla | 30 mi | 10% | 32% |
| Ivanhoe | 30 mi | 2% | 13% |
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