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Mount Gilead, Ohio
Inside Mount Gilead's city limits, a shallow water table limits basements on 61% of mapped land, the 5th-highest of 7 cities in Morrow County. Shrink-swell clay limits houses without basements on 1%, the 4th-highest of 7 cities in Morrow County.
That water-table share is below Morrow County's 87%. FEMA's flood data list no flood losses since 2016 in ZIP code 43338 overlapping the city. Of its 1,702 homes, 69% were built before 1980; the median dates from 1965.
Data as of October 13, 2026 · sources · in Morrow 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 Mount Gilead
Basement waterproofing in Mount Gilead: a shallow water table limits basements on 61% of Mount Gilead's mapped land.
About 900 of Mount Gilead's 1,702 homes are detached houses.
Soil under Mount Gilead city limits
| Expansive clay (limits slab homes) | 1.4% |
| High water table (limits basements) | 61.2% |
| Septic fields very limited | 92.9% |
| Clay swell (LEP, by area) | 3.4% |
| High-swell land (LEP 6%+) | 1.0% |
| Mapped soil | 2,177 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Cardington | 25% | 99% |
| Amanda | 21% | 40% |
| Centerburg | 13% | over 99% |
| Bennington | 9% | 99% |
| Tioga | 7% | n/a |
| Shoals | 5% | n/a |
What the numbers mean here
On 61% of Mount Gilead's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 93% of the land very limited for septic absorption fields.
Drought in Morrow County
0% of Morrow 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 Mount Gilead. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43338 | 100% | 0 | $0 |
Homes in Mount Gilead
| Housing units | 1,702 |
| Median year built | 1965 |
| Built before 1980 | 69% |
| Built 2000 or later | 12% |
| Owner-occupied | 51% |
| Median value, owner-occupied | $174,300 |
| Single-family detached | 52% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Edison | 2 mi | 13% | 89% |
| Cardington | 5 mi | 12% | 96% |
| Fulton | 6 mi | 0% | 95% |
| Caledonia | 9 mi | 15% | 98% |
| Chesterville | 9 mi | 0% | 14% |
| Marengo | 11 mi | 0% | 97% |
| Ashley | 12 mi | 28% | 98% |
| Sparta | 13 mi | 8% | 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