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Carlisle, Ohio
Inside Carlisle's city limits, a shallow water table limits basements on 13% of mapped land. Shrink-swell clay limits houses without basements on under 1%.
That water-table share is below Warren County's 51%. FEMA's flood data list 9 flood losses since 2016 in the 2 ZIP codes overlapping the city. Of its 2,397 homes, 55% were built before 1980; the median dates from 1978.
Data as of October 13, 2026 · sources · in Warren County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 2 overlapping ZIPs
of homes built before 1980
Basement waterproofing in Carlisle
Basement waterproofing in Carlisle: a shallow water table limits basements on 13% of Carlisle's mapped land, and the 2 ZIP codes overlapping Carlisle logged 9 FEMA flood losses since 2016.
In Warren County, 42% of the 24 flood-loss buildings with a recorded foundation type had basements.
About 1,900 of Carlisle's 2,397 homes are detached houses.
Soil under Carlisle city limits
| Expansive clay (limits slab homes) | 0.3% |
| High water table (limits basements) | 13.0% |
| Septic fields very limited | 67.9% |
| Clay swell (LEP, by area) | 3.4% |
| High-swell land (LEP 6%+) | under 0.1% |
| Urban land, not rated | 23.2% |
| Mapped soil | 2,379 acres |
What the numbers mean here
USDA rates 68% of the land very limited for septic absorption fields.
With shrink-swell clay on under 1% and a shallow water table on 13% of the land, the soil survey points to neither problem across most of Carlisle; conditions still vary lot by lot.
Drought in Warren County
0% of Warren 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 Carlisle. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 45005 | 88% | 5 | $97,495 |
| 45342 | 11% | 4 | $18,701 |
Homes in Carlisle
| Housing units | 2,397 |
| Median year built | 1978 |
| Built before 1980 | 55% |
| Built 2000 or later | 28% |
| Owner-occupied | 75% |
| Median value, owner-occupied | $207,100 |
| Single-family detached | 79% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Franklin | 2 mi | 2% | 27% |
| Germantown | 4 mi | 5% | 59% |
| Miamisburg | 4 mi | 12% | 57% |
| Springboro | 5 mi | 8% | 28% |
| Middletown | 6 mi | 3% | 14% |
| West Carrollton | 7 mi | 3% | 22% |
| Farmersville | 9 mi | 18% | 95% |
| Monroe | 9 mi | 27% | 41% |
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