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North Hampton, Ohio
Inside North Hampton's city limits, a shallow water table limits basements on 77% of mapped land, the highest of 9 cities in Clark County. Shrink-swell clay limits houses without basements on 11%, the 4th-highest of 9 cities in Clark County.
That water-table share is above Clark County's 59%. FEMA's flood data list 9 flood losses since 2016 in the 2 ZIP codes overlapping the city. Of its 142 homes, 63% were built before 1980; the median dates from 1963.
Data as of October 13, 2026 · sources · in Clark 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 North Hampton
Basement waterproofing in North Hampton: a shallow water table limits basements on 77% of North Hampton's mapped land, more than in 62% of Ohio cities, and the 2 ZIP codes overlapping North Hampton logged 9 FEMA flood losses since 2016.
In Clark County, 13% of the 23 flood-loss buildings with a recorded foundation type had basements.
About 100 of North Hampton's 142 homes are detached houses.
Soil under North Hampton city limits
| Expansive clay (limits slab homes) | 10.7% |
| High water table (limits basements) | 76.9% |
| Septic fields very limited | 79.1% |
| Clay swell (LEP, by area) | 4.1% |
| High-swell land (LEP 6%+) | 2.0% |
| Mapped soil | 247 acres |
What the numbers mean here
On 77% of North Hampton's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 79% of the land very limited for septic absorption fields.
Drought in Clark County
0% of Clark 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 Hampton. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 45349 | 52% | 0 | $0 |
| 45502 | 48% | 9 | $873,730 |
Homes in North Hampton
| Housing units | 142 |
| Median year built | 1963 |
| Built before 1980 | 63% |
| Built 2000 or later | 28% |
| Owner-occupied | 95% |
| Median value, owner-occupied | $185,200 |
| Single-family detached | 96% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Donnelsville | 5 mi | 3% | 74% |
| New Carlisle | 5 mi | 44% | 32% |
| Tremont City | 6 mi | 4% | 53% |
| Christiansburg | 6 mi | 24% | over 99% |
| Enon | 9 mi | 8% | 39% |
| Springfield | 9 mi | 6% | 31% |
| St. Paris | 10 mi | 21% | 99% |
| Casstown | 11 mi | 0% | 37% |
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