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Star Harbor, Texas
Inside Star Harbor's city limits, shrink-swell clay limits houses without basements on 52% of mapped land, higher than 59% of Texas cities. A shallow water table limits basements on 36%.
That clay share is above Henderson County's 25%. FEMA's flood data list 3 flood losses since 2016 in ZIP code 75148 overlapping the city. Of its 380 homes, 43% were built before 1980; the median dates from 1986.
Data as of October 13, 2026 · sources · in Henderson 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 Star Harbor
Foundation repair in Star Harbor: shrink-swell clay limits slab homes on 52% of Star Harbor's mapped land, more than in 59% of Texas cities.
About 400 of Star Harbor's 380 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 Star Harbor city limits
| Expansive clay (limits slab homes) | 51.7% |
| High water table (limits basements) | 36.4% |
| Septic fields very limited | 58.2% |
| Clay swell (LEP, by area) | 5.9% |
| High-swell land (LEP 6%+) | 58.2% |
| Mapped soil | 348 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 5.9% by land area here, and 58% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 52% of the mapped land.
Clay shrinks as it dries: 100% of Henderson County is in drought on the latest map, and 52% of Star Harbor's mapped land has shrink-swell clay.
On 36% of Star Harbor's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 58% of the land very limited for septic absorption fields.
Drought in Henderson County
100% of Henderson 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 Star Harbor. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75148 | 100% | 3 | $363,061 |
Homes in Star Harbor
| Housing units | 380 |
| Median year built | 1986 |
| Built before 1980 | 43% |
| Built 2000 or later | 30% |
| Owner-occupied | 93% |
| Median value, owner-occupied | $342,500 |
| Single-family detached | 98% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Caney City | 2 mi | 24% | 64% |
| Malakoff | 2 mi | 68% | 43% |
| Log Cabin | 3 mi | 78% | 13% |
| Trinidad | 4 mi | 62% | 35% |
| Enchanted Oaks | 6 mi | 81% | 10% |
| Payne Springs | 6 mi | 69% | 47% |
| Eustace | 8 mi | 68% | 40% |
| Tool | 9 mi | 66% | 37% |
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