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Rock Creek, Ohio
Inside Rock Creek's city limits, a shallow water table limits basements on 96% of mapped land, the 3rd-highest of 10 cities in Ashtabula County. Shrink-swell clay limits houses without basements on 4%, the highest of 10 cities in Ashtabula County.
That water-table share is above Ashtabula County's 89%. FEMA's flood data list 1 flood losses since 2016 in ZIP code 44084 overlapping the city. Of its 325 homes, 56% were built before 1980; the median dates from 1973.
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 Rock Creek
Basement waterproofing in Rock Creek: a shallow water table limits basements on 96% of Rock Creek's mapped land, more than in 86% of Ohio cities, and the ZIP code overlapping Rock Creek logged 1 FEMA flood losses since 2016.
About 200 of Rock Creek's 325 homes are detached houses.
Soil under Rock Creek city limits
| Expansive clay (limits slab homes) | 4.3% |
| High water table (limits basements) | 95.6% |
| Septic fields very limited | 95.7% |
| Clay swell (LEP, by area) | 3.3% |
| High-swell land (LEP 6%+) | 4.3% |
| Mapped soil | 565 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Platea | 24% | n/a |
| Mill | 19% | n/a |
| Darien | 18% | n/a |
| Stanhope | 10% | n/a |
| Glenford | 7% | 97% |
| Fitchville | 5% | 96% |
What the numbers mean here
On 96% of Rock Creek'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 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 Rock Creek. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 44084 | 100% | 1 | $134,092 |
Homes in Rock Creek
| Housing units | 325 |
| Median year built | 1973 |
| Built before 1980 | 56% |
| Built 2000 or later | 35% |
| Owner-occupied | 52% |
| Median value, owner-occupied | $136,900 |
| Single-family detached | 59% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Roaming Shores | 2 mi | 0% | 74% |
| Jefferson | 7 mi | 0% | 95% |
| Orwell | 9 mi | 0% | over 99% |
| Geneva | 11 mi | 0% | 58% |
| Madison | 13 mi | 0% | 76% |
| Geneva-on-the-Lake | 14 mi | 0% | 80% |
| Andover | 15 mi | 0% | 96% |
| Ashtabula | 15 mi | 0% | 49% |
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