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Upper Sandusky, Ohio
Inside Upper Sandusky's city limits, a shallow water table limits basements on 78% of mapped land, higher than 64% of Ohio cities. Shrink-swell clay limits houses without basements on 10%.
That water-table share is below Wyandot County's 90%. FEMA's flood data list no flood losses since 2016 in ZIP code 43351 overlapping the city. Of its 3,061 homes, 72% were built before 1980; the median dates from 1971.
Data as of October 13, 2026 · sources · in Wyandot 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 Upper Sandusky
Basement waterproofing in Upper Sandusky: a shallow water table limits basements on 78% of Upper Sandusky's mapped land, more than in 64% of Ohio cities.
About 2,000 of Upper Sandusky's 3,061 homes are detached houses.
Soil under Upper Sandusky city limits
| Expansive clay (limits slab homes) | 9.7% |
| High water table (limits basements) | 77.7% |
| Septic fields very limited | 80.9% |
| Clay swell (LEP, by area) | 4.3% |
| High-swell land (LEP 6%+) | 5.4% |
| Urban land, not rated | 2.2% |
| Mapped soil | 4,441 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Fitchville | 14% | 96% |
| Luray | 9% | n/a |
| Del Rey | 7% | n/a |
| Tiro | 6% | n/a |
| Glynwood | 5% | over 99% |
| Milford | 5% | n/a |
What the numbers mean here
On 78% of Upper Sandusky's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 81% of the land very limited for septic absorption fields.
Drought in Wyandot County
0% of Wyandot 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 Upper Sandusky. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43351 | 100% | 0 | $0 |
Homes in Upper Sandusky
| Housing units | 3,061 |
| Median year built | 1971 |
| Built before 1980 | 72% |
| Built 2000 or later | 8% |
| Owner-occupied | 61% |
| Median value, owner-occupied | $157,600 |
| Single-family detached | 67% |
Nearby cities
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