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Pinehurst, Texas
Inside Pinehurst's city limits, shrink-swell clay limits houses without basements on 67% of mapped land, the highest of 7 cities in Orange County. A shallow water table limits basements on 6%.
That clay share is above Orange County's 26%. USDA doesn't rate the 33% of mapped land classed as urban land, so these shares are floors. FEMA's flood data list 1,970 flood losses since 2016 in ZIP code 77630 overlapping the city. Of its 1,016 homes, 54% were built before 1980; the median dates from 1978.
Data as of October 13, 2026 · sources · in Orange 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 Pinehurst
Foundation repair in Pinehurst: shrink-swell clay limits slab homes on 67% of Pinehurst's mapped land, more than in 72% of Texas cities.
About 700 of Pinehurst's 1,016 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 Pinehurst city limits
| Expansive clay (limits slab homes) | 66.5% |
| High water table (limits basements) | 6.2% |
| Septic fields very limited | 66.5% |
| Clay swell (LEP, by area) | 5.4% |
| High-swell land (LEP 6%+) | 5.9% |
| Urban land, not rated | 32.6% |
| Mapped soil | 1,100 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Orcadia | 61% | n/a |
| Cowmarsh | 6% | n/a |
| Simelake | under 1% | n/a |
| Aris | 0% | n/a |
| Morey | 0% | n/a |
| Labelle | 0% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 5.4% by land area here, and 6% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 67% of the mapped land.
Clay shrinks as it dries: 100% of Orange County is in drought on the latest map, and 67% of Pinehurst's mapped land has shrink-swell clay.
USDA rates 67% of the land very limited for septic absorption fields.
Drought in Orange County
100% of Orange 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 Pinehurst. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 77630 | over 99% | 1,970 | $176.7 million |
Homes in Pinehurst
| Housing units | 1,016 |
| Median year built | 1978 |
| Built before 1980 | 54% |
| Built 2000 or later | 22% |
| Owner-occupied | 66% |
| Median value, owner-occupied | $169,700 |
| Single-family detached | 66% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Orange | 2 mi | 35% | 35% |
| West Orange | 2 mi | 66% | 28% |
| Bridge City | 7 mi | 47% | 56% |
| Vidor | 13 mi | 38% | 52% |
| Groves | 14 mi | 1% | 1% |
| Port Neches | 15 mi | 29% | 28% |
| Port Arthur | 16 mi | 31% | 41% |
| Pine Forest | 16 mi | 41% | 55% |
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