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Conneaut, Ohio
Inside Conneaut's city limits, a shallow water table limits basements on 65% of mapped land. Shrink-swell clay limits houses without basements on 0%.
That water-table share is below Ashtabula County's 89%. FEMA's flood data list no flood losses since 2016 in ZIP code 44030 overlapping the city. Of its 5,447 homes, 87% were built before 1980; the median dates from 1950.
Data as of October 13, 2026 · sources · in Ashtabula 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 Conneaut
Basement waterproofing in Conneaut: a shallow water table limits basements on 65% of Conneaut's mapped land.
About 4,500 of Conneaut's 5,447 homes are detached houses.
Soil under Conneaut city limits
| Expansive clay (limits slab homes) | 0.0% |
| High water table (limits basements) | 64.8% |
| Septic fields very limited | 78.6% |
| Clay swell (LEP, by area) | 2.9% |
| High-swell land (LEP 6%+) | 0.2% |
| Urban land, not rated | 3.3% |
| Mapped soil | 16,771 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Darien | 12% | n/a |
| Platea | 7% | n/a |
| Colonie | 6% | n/a |
| Elnora | 6% | n/a |
| Harbor | 6% | n/a |
| Gageville | 5% | n/a |
What the numbers mean here
On 65% of Conneaut'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 Ashtabula County
0% of Ashtabula 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 Conneaut. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 44030 | 100% | 0 | $0 |
Homes in Conneaut
| Housing units | 5,447 |
| Median year built | 1950 |
| Built before 1980 | 87% |
| Built 2000 or later | 4% |
| Owner-occupied | 71% |
| Median value, owner-occupied | $132,400 |
| Single-family detached | 83% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| North Kingsville | 6 mi | 0% | 55% |
| Ashtabula | 12 mi | 0% | 49% |
| Jefferson | 17 mi | 0% | 95% |
| Geneva-on-the-Lake | 20 mi | 0% | 80% |
| Geneva | 21 mi | 0% | 58% |
| Andover | 22 mi | 0% | 96% |
| Rock Creek | 24 mi | 4% | 96% |
| Roaming Shores | 24 mi | 0% | 74% |
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