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Clarksburg, Ohio
Inside Clarksburg's city limits, a shallow water table limits basements on 88% of mapped land, the 3rd-highest of 7 cities in Ross County. Shrink-swell clay limits houses without basements on 11%, the 2nd-highest of 7 cities in Ross County.
That water-table share is above Ross County's 61%. FEMA's flood data list no flood losses since 2016 in ZIP code 43115 overlapping the city. Of its 179 homes, 80% were built before 1980; the median dates from 1948.
Data as of October 13, 2026 · sources · in Ross 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 Clarksburg
Basement waterproofing in Clarksburg: a shallow water table limits basements on 88% of Clarksburg's mapped land, more than in 75% of Ohio cities.
About 200 of Clarksburg's 179 homes are detached houses.
Soil under Clarksburg city limits
| Expansive clay (limits slab homes) | 10.6% |
| High water table (limits basements) | 87.5% |
| Septic fields very limited | 95.7% |
| Clay swell (LEP, by area) | 4.3% |
| High-swell land (LEP 6%+) | 1.1% |
| Mapped soil | 99 acres |
What the numbers mean here
On 88% of Clarksburg's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 96% of the land very limited for septic absorption fields.
Drought in Ross County
0% of Ross 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 Clarksburg. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43115 | 100% | 0 | $0 |
Homes in Clarksburg
| Housing units | 179 |
| Median year built | 1948 |
| Built before 1980 | 80% |
| Built 2000 or later | 11% |
| Owner-occupied | 51% |
| Median value, owner-occupied | $116,100 |
| Single-family detached | 92% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Williamsport | 6 mi | 22% | 84% |
| New Holland | 6 mi | 23% | 76% |
| Frankfort | 7 mi | 7% | 44% |
| Kingston | 13 mi | 8% | 100% |
| Darbyville | 13 mi | 1% | 41% |
| Circleville | 14 mi | 5% | 34% |
| Chillicothe | 14 mi | 3% | 31% |
| South Salem | 14 mi | 12% | 87% |
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