Reno (Lamar County), Texas
Inside Reno's city limits, shrink-swell clay limits houses without basements on 63% of mapped land, the 5th-highest of 7 cities in Lamar County. A shallow water table limits basements on 42%, the 3rd-highest of 7 cities in Lamar County.
That clay share is close to Lamar County's 66%. FEMA's flood data list 10 flood losses since 2016 in ZIP code 75462 overlapping the city. Of its 1,225 homes, 4% were built before 1980; the median dates from 1995.
Data as of October 13, 2026 · sources · in Lamar 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 Reno (Lamar County)
Foundation repair in Reno (Lamar County): shrink-swell clay limits slab homes on 63% of Reno (Lamar County)'s mapped land, more than in 68% of Texas cities.
About 1,000 of Reno (Lamar County)'s 1,225 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 Reno city limits
| Expansive clay (limits slab homes) | 63.0% |
| High water table (limits basements) | 42.3% |
| Septic fields very limited | 95.8% |
| Clay swell (LEP, by area) | 7.5% |
| High-swell land (LEP 6%+) | 93.6% |
| Mapped soil | 2,646 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 7.5% by land area here, and 94% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 63% of the mapped land.
Clay shrinks as it dries: 100% of Lamar County is in drought on the latest map, and 63% of Reno's mapped land has shrink-swell clay.
On 42% of Reno's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 96% of the land very limited for septic absorption fields.
Drought in Lamar County
100% of Lamar 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 Reno. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 75462 | 100% | 10 | $51,469 |
Homes in Reno
| Housing units | 1,225 |
| Median year built | 1995 |
| Built before 1980 | 4% |
| Built 2000 or later | 39% |
| Owner-occupied | 78% |
| Median value, owner-occupied | $235,600 |
| Single-family detached | 84% |
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