HomeOhioHamilton CountyNorth College Hill
North College Hill, Ohio
Inside North College Hill's city limits, a shallow water table limits basements on 9% of mapped land. Shrink-swell clay limits houses without basements on under 1%.
That water-table share is close to Hamilton County's 9%. USDA doesn't rate the 57% of mapped land classed as urban land, so these shares are floors. FEMA's flood data list 29 flood losses since 2016 in the 3 ZIP codes overlapping the city. Of its 4,037 homes, 93% were built before 1980; the median dates from 1952.
Data as of October 13, 2026 · sources · in Hamilton County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 3 overlapping ZIPs
of homes built before 1980
Basement waterproofing in North College Hill
Basement waterproofing in North College Hill: a shallow water table limits basements on 9% of North College Hill's mapped land, and the 3 ZIP codes overlapping North College Hill logged 29 FEMA flood losses since 2016.
In Hamilton County, 52% of the 251 flood-loss buildings with a recorded foundation type had basements.
About 3,200 of North College Hill's 4,037 homes are detached houses.
Soil under North College Hill city limits
| Expansive clay (limits slab homes) | 0.1% |
| High water table (limits basements) | 8.5% |
| Septic fields very limited | 8.5% |
| Clay swell (LEP, by area) | 4.3% |
| High-swell land (LEP 6%+) | 0.1% |
| Urban land, not rated | 56.7% |
| Mapped soil | 1,171 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Rossmoyne | 5% | 96% |
| Cincinnati | 2% | n/a |
| Avonburg | 1% | n/a |
| Jonesboro | 1% | n/a |
| Wakeland | under 1% | n/a |
| Switzerland | under 1% | n/a |
What the numbers mean here
With shrink-swell clay on under 1% and a shallow water table on 9% of the land, the soil survey points to neither problem across most of North College Hill; conditions still vary lot by lot.
Drought in Hamilton County
0% of Hamilton 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 North College Hill. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 45239 | 50% | 15 | $304,773 |
| 45231 | 35% | 8 | $64,509 |
| 45224 | 15% | 6 | $55,070 |
Homes in North College Hill
| Housing units | 4,037 |
| Median year built | 1952 |
| Built before 1980 | 93% |
| Built 2000 or later | 1% |
| Owner-occupied | 56% |
| Median value, owner-occupied | $154,000 |
| Single-family detached | 80% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Mount Healthy | 1 mi | 1% | 7% |
| Greenhills | 4 mi | 11% | 19% |
| Wyoming | 4 mi | 12% | 5% |
| Elmwood Place | 4 mi | under 1% | 1% |
| St. Bernard | 4 mi | 2% | 2% |
| Forest Park | 5 mi | 3% | 10% |
| Woodlawn | 5 mi | under 1% | 5% |
| Arlington Heights | 5 mi | 1% | 1% |
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