HomeSoil seriesNacogdoches
Nacogdoches soil series
Nacogdoches soils cover 150,548 mapped acres, almost all of them in Texas. USDA rates shrink-swell a limit for houses without basements on 0% of that land, and a shallow water table a limit for basements on 0%.
It is the leading soil series by area in 7 of the counties and cities on this site, including Nacogdoches County, TX.
SSURGO survey versions to August 5, 2026
of its land: shrink-swell limits houses without basements
of its land: a shallow water table limits basements
median highest linear extensibility (6% and up is high)
median highest clay content in the top 150 cm
USDA's description
The Nacogdoches series consists of deep, well drained, moderately slowly permeable soils that formed in thick marine sediments high in glauconite. These soils are on gently to strongly sloping uplands. Slope is dominantly less than 8 percent but ranges up to 15 percent.
Source: USDA NRCS series description (OSD) for Nacogdoches. Read it.
Engineering properties
| Mapped area (SSURGO) | 150,548 acres |
| Shrink-swell limits houses without basements | 0.0% |
| Shallow water table limits basements | 0.0% |
| Very limited for septic absorption fields | 88.0% |
| Most common drainage class | Well drained |
| Most common hydrologic soil group | C |
| Taxonomic class | Fine, kaolinitic, thermic Rhodic Paleudalfs |
| Type location | Nacogdoches County, Texas |
Where Nacogdoches is mapped
| State | Mapped acres |
|---|---|
| Texas | 145,049 |
| Arkansas | 3,738 |
| Louisiana | 1,761 |
Places where Nacogdoches leads
Counties and cities where Nacogdoches covers more mapped land than any other series.
| Place | Share of mapped land |
|---|---|
| Alto, TX | 57% |
| Appleby, TX | 50% |
| San Augustine, TX | 41% |
| Cuney, TX | 24% |
| New Summerfield, TX | 23% |
| Jacksonville, TX | 21% |
| Nacogdoches County, TX | 10% |
Other places where Nacogdoches is a main soil
Counties and cities where Nacogdoches is among the six soil series covering the most mapped land, but not the first. Share of the place's mapped land.
Counties
Texas and Ohio cities
- Chireno, TX 17%
- Rusk, TX 12%
- Gallatin, TX 8%
- Bullard, TX 8%
- Nacogdoches, TX 8%
- Cushing, TX 6%
- Wells, TX 1%
Sources
Shares and properties: USDA NRCS SSURGO via Soil Data Access, weighted by each component's share of its map units. Description: the USDA NRCS series description. How we count.