HomeSoil seriesSanger

Sanger soil series

Sanger soils cover 258,065 mapped acres, almost all of them in Texas. USDA rates shrink-swell a limit for houses without basements on 99% of that land, and a shallow water table a limit for basements on 0%.

It is the leading soil series by area in 21 of the counties and cities on this site, including Denton County, TX; Tarrant County, TX; Cooke County, TX.

SSURGO survey versions to August 5, 2026

99%

of its land: shrink-swell limits houses without basements

0%

of its land: a shallow water table limits basements

9.1%

median highest linear extensibility (6% and up is high)

48%

median highest clay content in the top 150 cm

USDA's description

The Sanger series consists of very deep, well drained, very slowly permeable soils that formed in clayey marine sediments. These gently sloping to strongly sloping soils are on broad uplands. Slopes range from 1 to 12 percent, however slopes are typically 1 to 5 percent.

Source: USDA NRCS series description (OSD) for Sanger. Read it.

Engineering properties

Mapped area (SSURGO)258,065 acres
Shrink-swell limits houses without basements98.6%
Shallow water table limits basements0.0%
Very limited for septic absorption fields98.6%
Most common drainage classWell drained
Most common hydrologic soil groupD
Taxonomic classFine, smectitic, thermic Udic Haplusterts
Type locationDenton County, Texas

Where Sanger is mapped

StateMapped acres
Texas255,515
Oklahoma2,550

Places where Sanger leads

Counties and cities where Sanger covers more mapped land than any other series.

Other places where Sanger is a main soil

Counties and cities where Sanger 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

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.