Logan County, Arkansas
A shallow water table limits basements on 33% of Logan County's mapped land, a higher share than 52% of US counties. Shrink-swell clay limits houses without basements on 10%.
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. 52% of homes were built before 1980, against 50% nationally; the median home dates from 1979.
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 Logan County
| Expansive clay (limits slab homes) | 9.9% |
| High water table (limits basements) | 33.2% |
| Septic fields very limited | 90.8% |
| Clay swell (LEP, by area) | 2.6% |
| High-swell land (LEP 6%+) | 10.1% |
| Mapped soil | 468,269 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Enders | 31% | n/a |
| Leadvale | 21% | n/a |
| Mountainburg | 12% | n/a |
| Linker | 9% | n/a |
| Nella | 7% | n/a |
| Taft | 5% | n/a |
How we count · survey areas AR083 (2025-09-10)
What the numbers mean here
On 33% of Logan 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: 37.63 in, 13.52 in below the 1991-2020 average year of 51.15 in.
USDA rates 91% 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 41 of the last 52 weeks; the most was 100% of its area, in 28 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 | 24.6% |
| D4 exceptional | 0% |
Flood losses since 2016
FEMA's flood data list no flood losses in Logan County since 2016.
Rain
| Average year, 1991-2020 | 51.15 in |
| 12 months to August 2026 | 37.63 in (-13.52) |
| 2025 | 53.21 in (+2.06) |
| Wettest year since 1895 | 2015: 71.24 in |
| Driest year since 1895 | 1963: 25.49 in |
| Days with 1 inch or more, normal at SUBIACO (8 mi away) | 15.7 |
Homes
| Housing units | 9,759 |
| Median year built | 1979 |
| Built before 1980 | 52% |
| Built 2000 or later | 20% |
| Owner-occupied | 78% |
| Median value, owner-occupied | $139,900 |
| Single-family detached | 83% |
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 |
|---|---|---|---|
| Franklin County, AR | 22 mi | 15% | 19% |
| Yell County, AR | 23 mi | 20% | 31% |
| Johnson County, AR | 28 mi | 5% | 10% |
| Sebastian County, AR | 31 mi | 5% | 46% |
| Scott County, AR | 32 mi | 35% | 15% |
| Crawford County, AR | 38 mi | 16% | 15% |
| Pope County, AR | 42 mi | 12% | 13% |
| Montgomery County, AR | 47 mi | 5% | 26% |
Sources: USDA SSURGO (September 10, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status