Haskell County, Oklahoma
A shallow water table limits basements on 36% of Haskell County's mapped land, a higher share than 54% of US counties. Shrink-swell clay limits houses without basements on 32%.
100% of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list no flood losses here since 2016. 45% of homes were built before 1980, against 50% nationally; the median home dates from 1984.
Data as of October 13, 2026 · sources
expansive clay: shrink-swell limits slab homes
high water table: limits basements
in drought, October 13, 2026
of homes built before 1980
Soil under Haskell County
| Expansive clay (limits slab homes) | 31.5% |
| High water table (limits basements) | 36.0% |
| Septic fields very limited | 83.9% |
| Clay swell (LEP, by area) | 4.5% |
| High-swell land (LEP 6%+) | 41.9% |
| Mapped soil | 400,582 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Carnasaw | 10% | 0% |
| Stigler | 10% | n/a |
| Linker | 10% | n/a |
| Bengal | 8% | n/a |
| Hector | 7% | n/a |
| Clebit | 6% | n/a |
How we count · survey areas OK061 (2025-08-29)
What the numbers mean here
Clay swell averages a linear extensibility of 4.5% by land area here, and 42% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 32% of the mapped land.
Clay shrinks as it dries: 100% of the county is in drought on the latest map, and 32% of Haskell County's mapped land has shrink-swell clay.
On 36% of Haskell County's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
Rain over the 12 months to August 2026: 37.84 in, 10.09 in below the 1991-2020 average year of 47.93 in.
USDA rates 84% of the land very limited for septic absorption fields.
Drought
100% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 34 of the last 52 weeks; the most was 100% of its area, in 25 weeks, most recently on the October 13, 2026 map.
| Category, October 13, 2026 | Share of county |
|---|---|
| D0 abnormally dry or worse | 100% |
| D1 moderate drought or worse | 100% |
| D2 severe or worse | 100% |
| D3 extreme or worse | 77.7% |
| D4 exceptional | 3.7% |
Flood losses since 2016
FEMA's flood data list no flood losses in Haskell County since 2016.
Rain
| Average year, 1991-2020 | 47.93 in |
| 12 months to August 2026 | 37.84 in (-10.09) |
| 2025 | 53.63 in (+5.70) |
| Wettest year since 1895 | 2015: 73.85 in |
| Driest year since 1895 | 1963: 19.61 in |
| Days with 1 inch or more, normal at FANSHAWE (21 mi away) | 16.3 |
Homes
| Housing units | 5,704 |
| Median year built | 1984 |
| Built before 1980 | 45% |
| Built 2000 or later | 27% |
| Owner-occupied | 78% |
| Median value, owner-occupied | $138,800 |
| Single-family detached | 75% |
What repairs cost
Published ranges from cost guides, not quotes. More sources, and where they disagree.
Nearby counties
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Latimer County, OK | 26 mi | 50% | 29% |
| Sequoyah County, OK | 27 mi | 6% | 26% |
| Le Flore County, OK | 32 mi | 33% | 30% |
| Muskogee County, OK | 32 mi | 35% | 48% |
| McIntosh County, OK | 34 mi | 35% | 36% |
| Pittsburg County, OK | 43 mi | 44% | 41% |
| Sebastian County, AR | 46 mi | 5% | 46% |
| Cherokee County, OK | 47 mi | 16% | 20% |
Sources: USDA SSURGO (August 29, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status