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McConnelsville, Ohio
Inside McConnelsville's city limits, a shallow water table limits basements on 19% of mapped land, the 3rd-highest of 4 cities in Morgan County. Shrink-swell clay limits houses without basements on 30%, the highest of 4 cities in Morgan County.
That water-table share is close to Morgan County's 23%. FEMA's flood data list 21 flood losses since 2016 in ZIP code 43756 overlapping the city. Of its 920 homes, 80% were built before 1980; the median dates from 1954.
Data as of October 13, 2026 · sources · in Morgan County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
of homes built before 1980
Basement waterproofing in McConnelsville
Basement waterproofing in McConnelsville: a shallow water table limits basements on 19% of McConnelsville's mapped land, and the ZIP code overlapping McConnelsville logged 21 FEMA flood losses since 2016.
About 600 of McConnelsville's 920 homes are detached houses.
Soil under McConnelsville city limits
| Expansive clay (limits slab homes) | 30.3% |
| High water table (limits basements) | 19.3% |
| Septic fields very limited | 84.3% |
| Clay swell (LEP, by area) | 4.6% |
| High-swell land (LEP 6%+) | 26.5% |
| Mapped soil | 1,218 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 4.6% by land area here, and 26% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 30% of the mapped land.
On 19% of McConnelsville's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 84% of the land very limited for septic absorption fields.
Drought in Morgan County
0% of Morgan County is in drought (D1 or worse) on the October 13, 2026 map. County detail.
Flood losses by ZIP code
FEMA flood records since 2016 in the ZIP codes that overlap McConnelsville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43756 | 100% | 21 | $478,957 |
Homes in McConnelsville
| Housing units | 920 |
| Median year built | 1954 |
| Built before 1980 | 80% |
| Built 2000 or later | 9% |
| Owner-occupied | 55% |
| Median value, owner-occupied | $123,100 |
| Single-family detached | 67% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Malta | 1 mi | 21% | 31% |
| Stockport | 8 mi | 4% | 5% |
| Chesterhill | 12 mi | 28% | 21% |
| Beverly | 13 mi | 2% | 7% |
| Corning | 14 mi | 17% | 29% |
| Philo | 14 mi | 6% | 12% |
| Crooksville | 15 mi | 13% | 51% |
| Roseville | 16 mi | 3% | 45% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · Census ACS 2020-2024. Methods · Data status