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Oregon, Ohio
Inside Oregon's city limits, a shallow water table limits basements on 84% of mapped land, the 3rd-highest of 10 cities in Lucas County. Shrink-swell clay limits houses without basements on 17%.
That water-table share is above Lucas County's 68%. FEMA's flood data list 16 flood losses since 2016 in ZIP code 43616 overlapping the city. Of its 8,673 homes, 67% were built before 1980; the median dates from 1971.
Data as of October 13, 2026 · sources · in Lucas 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 Oregon
Basement waterproofing in Oregon: a shallow water table limits basements on 84% of Oregon's mapped land, more than in 71% of Ohio cities, and the ZIP code overlapping Oregon logged 16 FEMA flood losses since 2016.
In Lucas County, 35% of the 34 flood-loss buildings with a recorded foundation type had basements.
About 6,600 of Oregon's 8,673 homes are detached houses.
Soil under Oregon city limits
| Expansive clay (limits slab homes) | 17.3% |
| High water table (limits basements) | 84.4% |
| Septic fields very limited | 84.5% |
| Clay swell (LEP, by area) | 5.1% |
| High-swell land (LEP 6%+) | 13.5% |
| Urban land, not rated | 1.5% |
| Mapped soil | 18,410 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Latty | 57% | 97% |
| Fulton | 9% | n/a |
| Toledo | 6% | n/a |
| Nappanee | 4% | n/a |
| Colwood | 2% | n/a |
| Mermill | 1% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 5.1% by land area here, and 13% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 17% of the mapped land.
On 84% of Oregon's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 84% of the land very limited for septic absorption fields.
Drought in Lucas County
0% of Lucas 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 Oregon. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43616 | over 99% | 16 | $204,082 |
Homes in Oregon
| Housing units | 8,673 |
| Median year built | 1971 |
| Built before 1980 | 67% |
| Built 2000 or later | 15% |
| Owner-occupied | 75% |
| Median value, owner-occupied | $204,600 |
| Single-family detached | 76% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Harbor View | 3 mi | 96% | 100% |
| Northwood | 4 mi | 3% | 77% |
| Walbridge | 5 mi | 6% | 80% |
| Millbury | 6 mi | 49% | 89% |
| Clay Center | 7 mi | 49% | 65% |
| Toledo | 7 mi | 2% | 41% |
| Rossford | 9 mi | 28% | 76% |
| Genoa | 10 mi | 55% | 78% |
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