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Carrollton, Ohio
Inside Carrollton's city limits, a shallow water table limits basements on 45% of mapped land, the 3rd-highest of 5 cities in Carroll County. Shrink-swell clay limits houses without basements on under 1%.
That water-table share is above Carroll County's 28%. FEMA's flood data list no flood losses since 2016 in ZIP code 44615 overlapping the city. Of its 1,513 homes, 76% were built before 1980; the median dates from 1952.
Data as of October 13, 2026 · sources · in Carroll 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 Carrollton
Basement waterproofing in Carrollton: a shallow water table limits basements on 45% of Carrollton's mapped land.
About 1,100 of Carrollton's 1,513 homes are detached houses.
Soil under Carrollton city limits
| Expansive clay (limits slab homes) | 0.2% |
| High water table (limits basements) | 45.1% |
| Septic fields very limited | 65.0% |
| Clay swell (LEP, by area) | 2.9% |
| High-swell land (LEP 6%+) | 0.2% |
| Mapped soil | 1,761 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Westmoreland | 36% | 0% |
| Coshocton | 32% | 98% |
| Keene | 11% | n/a |
| Culleoka | 7% | n/a |
| Berks | 4% | under 1% |
| Guernsey | 3% | n/a |
What the numbers mean here
On 45% of Carrollton's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 65% of the land very limited for septic absorption fields.
Drought in Carroll County
0% of Carroll 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 Carrollton. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 44615 | 100% | 0 | $0 |
Homes in Carrollton
| Housing units | 1,513 |
| Median year built | 1952 |
| Built before 1980 | 76% |
| Built 2000 or later | 9% |
| Owner-occupied | 74% |
| Median value, owner-occupied | $138,000 |
| Single-family detached | 71% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Dellroy | 6 mi | 0% | 70% |
| Malvern | 9 mi | under 1% | 1% |
| Sherrodsville | 10 mi | 0% | 30% |
| Minerva | 11 mi | 2% | 19% |
| Leesville | 11 mi | 0% | 78% |
| Waynesburg | 11 mi | 0% | 18% |
| Bergholz | 11 mi | 1% | 41% |
| Amsterdam | 12 mi | 3% | 18% |
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