Crockett County, Tennessee
A shallow water table limits basements on 94% of Crockett County's mapped land, a higher share than 98% of US counties and the highest of 95 Tennessee counties. Shrink-swell clay limits houses without basements on 0%.
100% of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list 1 flood losses here since 2016. 51% 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 Crockett County
| Expansive clay (limits slab homes) | 0.0% |
| High water table (limits basements) | 93.6% |
| Septic fields very limited | 96.6% |
| Clay swell (LEP, by area) | 1.8% |
| High-swell land (LEP 6%+) | 0.0% |
| Mapped soil | 195,475 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Grenada | 23% | n/a |
| Loring | 20% | 99% |
| Adler | 17% | n/a |
| Collins | 11% | n/a |
| Arkabutla | 5% | n/a |
| Center | 4% | n/a |
How we count · survey areas TN033 (2025-08-28)
What the numbers mean here
On 94% of Crockett 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: 40.94 in, 13.16 in below the 1991-2020 average year of 54.10 in.
USDA rates 97% 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 35 of the last 52 weeks; the most was 100% of its area, in 27 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 | 17% |
| D3 extreme or worse | 0% |
| D4 exceptional | 0% |
Flood losses since 2016
1 flood losses since 2016, $0 paid. The worst year was 2019, with 1.
| Year | Flood losses |
|---|---|
| 2016 | 0 |
| 2017 | 0 |
| 2018 | 0 |
| 2019 | 1 |
| 2020 | 0 |
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 to date | 0 |
Rain
| Average year, 1991-2020 | 54.10 in |
| 12 months to August 2026 | 40.94 in (-13.16) |
| 2025 | 52.82 in (-1.28) |
| Wettest year since 1895 | 1957: 73.11 in |
| Driest year since 1895 | 1941: 31.92 in |
| Days with 1 inch or more, normal at BROWNSVILLE (17 mi away) | 16.8 |
Homes
| Housing units | 6,134 |
| Median year built | 1979 |
| Built before 1980 | 51% |
| Built 2000 or later | 20% |
| Owner-occupied | 72% |
| Median value, owner-occupied | $158,900 |
| Single-family detached | 79% |
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 |
|---|---|---|---|
| Gibson County, TN | 16 mi | 0% | 84% |
| Haywood County, TN | 18 mi | 0% | 71% |
| Dyer County, TN | 22 mi | 16% | 79% |
| Madison County, TN | 22 mi | 0% | 46% |
| Lauderdale County, TN | 28 mi | 15% | 56% |
| Obion County, TN | 38 mi | 1% | 66% |
| Carroll County, TN | 39 mi | 0% | 50% |
| Chester County, TN | 40 mi | 4% | 45% |
Sources: USDA SSURGO (August 28, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status