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Loudonville, Ohio
Inside Loudonville's city limits, a shallow water table limits basements on 21% of mapped land. Shrink-swell clay limits houses without basements on 1%, the 4th-highest of 9 cities in Ashland County.
That water-table share is below Ashland County's 63%. FEMA's flood data list 1 flood losses since 2016 in ZIP code 44842 overlapping the city. Of its 1,515 homes, 79% were built before 1980; the median dates from 1955.
Data as of October 13, 2026 · sources · in Ashland 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 Loudonville
Basement waterproofing in Loudonville: a shallow water table limits basements on 21% of Loudonville's mapped land, and the ZIP code overlapping Loudonville logged 1 FEMA flood losses since 2016.
About 1,100 of Loudonville's 1,515 homes are detached houses.
Soil under Loudonville city limits
| Expansive clay (limits slab homes) | 1.4% |
| High water table (limits basements) | 21.3% |
| Septic fields very limited | 87.7% |
| Clay swell (LEP, by area) | 1.7% |
| High-swell land (LEP 6%+) | 0.0% |
| Urban land, not rated | 1.5% |
| Mapped soil | 1,761 acres |
What the numbers mean here
On 21% of Loudonville's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 88% of the land very limited for septic absorption fields.
Drought in Ashland County
0% of Ashland 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 Loudonville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 44842 | 100% | 1 | $5,341 |
Homes in Loudonville
| Housing units | 1,515 |
| Median year built | 1955 |
| Built before 1980 | 79% |
| Built 2000 or later | 12% |
| Owner-occupied | 66% |
| Median value, owner-occupied | $168,900 |
| Single-family detached | 75% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Perrysville | 5 mi | under 1% | 30% |
| Nashville | 7 mi | 0% | 89% |
| Hayesville | 10 mi | under 1% | 68% |
| Butler | 10 mi | 0% | 25% |
| Glenmont | 11 mi | 0% | 45% |
| Lucas | 11 mi | 1% | 34% |
| Shreve | 11 mi | under 1% | 25% |
| Brinkhaven | 12 mi | 0% | 11% |
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