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Nazareth, Texas
Inside Nazareth's city limits, shrink-swell clay limits houses without basements on 56% of mapped land, the 3rd-highest of 3 cities in Castro County. A shallow water table limits basements on 0%.
That clay share is below Castro County's 82%. FEMA's flood data list no flood losses since 2016 in ZIP code 79063 overlapping the city. Of its 104 homes, 39% were built before 1980; the median dates from 1995.
Data as of October 13, 2026 · sources · in Castro 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 Nazareth
Foundation repair in Nazareth: shrink-swell clay limits slab homes on 56% of Nazareth's mapped land, more than in 62% of Texas cities.
About 100 of Nazareth's 104 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 Nazareth city limits
| Expansive clay (limits slab homes) | 55.7% |
| High water table (limits basements) | 0.0% |
| Septic fields very limited | 49.6% |
| Clay swell (LEP, by area) | 5.0% |
| High-swell land (LEP 6%+) | 48.5% |
| Mapped soil | 232 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 5.0% by land area here, and 49% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 56% of the mapped land.
Clay shrinks as it dries: 1.7% of Castro County is in drought on the latest map, and 56% of Nazareth's mapped land has shrink-swell clay.
Drought in Castro County
1.7% of Castro 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 Nazareth. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 79063 | 100% | 0 | $0 |
Homes in Nazareth
| Housing units | 104 |
| Median year built | 1995 |
| Built before 1980 | 39% |
| Built 2000 or later | 40% |
| Owner-occupied | 100% |
| Median value, owner-occupied | $245,500 |
| Single-family detached | 79% |
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