Van Wert County, Ohio
A shallow water table limits basements on 99% of Van Wert County's mapped land, a higher share than 100% of US counties and the highest of 88 Ohio counties. Shrink-swell clay limits houses without basements on 64%.
None of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list 8 flood losses here since 2016. 70% of homes were built before 1980, against 50% nationally; the median home dates from 1960.
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 Van Wert County
| Expansive clay (limits slab homes) | 63.6% |
| High water table (limits basements) | 98.7% |
| Septic fields very limited | 99.2% |
| Clay swell (LEP, by area) | 5.1% |
| High-swell land (LEP 6%+) | 7.0% |
| Mapped soil | 262,650 acres |
How we count · survey areas OH161 (2025-09-08)
What the numbers mean here
Clay swell averages a linear extensibility of 5.1% by land area here, and 7% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 64% of the mapped land.
On 99% of Van Wert 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: 36.69 in, 2.25 in below the 1991-2020 average year of 38.94 in.
USDA rates 99% of the land very limited for septic absorption fields.
Drought
0% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 26 of the last 52 weeks; the most was 100% of its area, in 24 weeks, most recently on the March 31, 2026 map.
| Category, October 13, 2026 | Share of county |
|---|---|
| D0 abnormally dry or worse | 0% |
| D1 moderate drought or worse | 0% |
| D2 severe or worse | 0% |
| D3 extreme or worse | 0% |
| D4 exceptional | 0% |
Flood losses since 2016
8 flood losses since 2016, $181,245 paid. The worst year was 2017, with 6.
| Year | Flood losses |
|---|---|
| 2016 | 0 |
| 2017 | 6 |
| 2018 | 0 |
| 2019 | 1 |
| 2020 | 0 |
| 2021 | 1 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 to date | 0 |
Rain
| Average year, 1991-2020 | 38.94 in |
| 12 months to August 2026 | 36.69 in (-2.25) |
| 2025 | 29.69 in (-9.25) |
| Wettest year since 1895 | 2011: 52.18 in |
| Driest year since 1895 | 1963: 24.69 in |
| Days with 1 inch or more, normal at VAN WERT 1 S (0 mi away) | 9.1 |
Homes
| Housing units | 12,573 |
| Median year built | 1960 |
| Built before 1980 | 70% |
| Built 2000 or later | 11% |
| Owner-occupied | 82% |
| Median value, owner-occupied | $152,000 |
| Single-family detached | 88% |
What repairs cost
Published ranges from cost guides, not quotes. More sources, and where they disagree.
Cities in Van Wert County
Nearby counties
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Paulding County, OH | 18 mi | 70% | 96% |
| Adams County, IN | 20 mi | 45% | 97% |
| Mercer County, OH | 22 mi | 37% | 95% |
| Allen County, OH | 26 mi | 31% | 93% |
| Putnam County, OH | 27 mi | 66% | 96% |
| Auglaize County, OH | 28 mi | 29% | 94% |
| Allen County, IN | 30 mi | 38% | 88% |
| Defiance County, OH | 33 mi | 49% | 92% |
Sources: USDA SSURGO (September 8, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status