Maury County, Tennessee
USDA's soil survey flags shrink-swell clay on 8% of Maury County's mapped land and a shallow water table under basements on 9%, both below the national shares of 15% and 29%. 100% of the county is in drought on the October 13, 2026 Drought Monitor map.
FEMA's flood data list 35 flood losses here since 2016, 0% of them in buildings with basements. 35% of homes were built before 1980, against 50% nationally; the median home dates from 1994.
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 Maury County
| Expansive clay (limits slab homes) | 8.3% |
| High water table (limits basements) | 8.8% |
| Septic fields very limited | 72.0% |
| Clay swell (LEP, by area) | 3.6% |
| High-swell land (LEP 6%+) | 10.1% |
| Mapped soil | 394,500 acres |
| Soil series | Share here | Series nationally: expansive clay |
|---|---|---|
| Bodine | 10% | 0% |
| Braxton | 7% | n/a |
| Armour | 7% | n/a |
| Dellrose | 7% | n/a |
| Huntington | 6% | n/a |
| Maury | 6% | n/a |
How we count · survey areas TN119 (2025-08-29)
What the numbers mean here
Rain over the 12 months to August 2026: 50.76 in, 4.62 in below the 1991-2020 average year of 55.38 in.
USDA rates 72% of the land very limited for septic absorption fields.
With shrink-swell clay on 8% and a shallow water table on 9% of the land, the soil survey points to neither problem across most of Maury County; conditions still vary lot by lot.
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 25 of the last 52 weeks; the most was 100% of its area, in 17 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 | 19.1% |
| D4 exceptional | 0% |
Flood losses since 2016
35 flood losses since 2016, $1.0 million paid. The worst year was 2020, with 14. Foundations of the buildings, where recorded: 35% slabs, 50% crawl spaces, 15% elevated. Median water depth outside the building: 28 in.
| Year | Flood losses |
|---|---|
| 2016 | 0 |
| 2017 | 0 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 14 |
| 2021 | 9 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 0 |
| 2025 | 2 |
| 2026 to date | 2 |
Rain
| Average year, 1991-2020 | 55.38 in |
| 12 months to August 2026 | 50.76 in (-4.62) |
| 2025 | 51.20 in (-4.18) |
| Wettest year since 1895 | 2004: 68.14 in |
| Driest year since 1895 | 1941: 34.31 in |
| Days with 1 inch or more, normal at COLUMBIA 3 WNW (2 mi away) | 16.7 |
Homes
| Housing units | 46,159 |
| Median year built | 1994 |
| Built before 1980 | 35% |
| Built 2000 or later | 42% |
| Owner-occupied | 71% |
| Median value, owner-occupied | $355,700 |
| Single-family detached | 72% |
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 |
|---|---|---|---|
| Marshall County, TN | 20 mi | 21% | 10% |
| Williamson County, TN | 22 mi | 8% | 17% |
| Lewis County, TN | 24 mi | under 1% | 17% |
| Hickman County, TN | 25 mi | 1% | 10% |
| Giles County, TN | 29 mi | 11% | 20% |
| Lawrence County, TN | 33 mi | 0% | 21% |
| Bedford County, TN | 36 mi | 33% | 23% |
| Dickson County, TN | 40 mi | under 1% | 12% |
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