Xenia, Ohio
Inside Xenia's city limits, a shallow water table limits basements on 28% of mapped land. Shrink-swell clay limits houses without basements on 1%.
That water-table share is below Greene County's 68%. FEMA's flood data list 1 flood losses since 2016 in ZIP code 45385 overlapping the city. Of its 11,820 homes, 71% were built before 1980; the median dates from 1971.
Data as of October 13, 2026 · sources · in Greene 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 Xenia
Basement waterproofing in Xenia: a shallow water table limits basements on 28% of Xenia's mapped land, and the ZIP code overlapping Xenia logged 1 FEMA flood losses since 2016.
About 9,000 of Xenia's 11,820 homes are detached houses.
Soil under Xenia city limits
| Expansive clay (limits slab homes) | 1.2% |
| High water table (limits basements) | 28.3% |
| Septic fields very limited | 76.2% |
| Clay swell (LEP, by area) | 4.1% |
| High-swell land (LEP 6%+) | under 0.1% |
| Urban land, not rated | 7.7% |
| Mapped soil | 8,396 acres |
What the numbers mean here
On 28% of Xenia's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 76% of the land very limited for septic absorption fields.
Drought in Greene County
0% of Greene 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 Xenia. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 45385 | 100% | 1 | $4,751 |
Homes in Xenia
| Housing units | 11,820 |
| Median year built | 1971 |
| Built before 1980 | 71% |
| Built 2000 or later | 16% |
| Owner-occupied | 61% |
| Median value, owner-occupied | $162,400 |
| Single-family detached | 76% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Spring Valley | 6 mi | under 1% | 31% |
| Beavercreek | 8 mi | 4% | 60% |
| Cedarville | 8 mi | 4% | 64% |
| Bellbrook | 8 mi | 1% | 44% |
| Yellow Springs | 8 mi | 7% | 66% |
| Fairborn | 9 mi | 2% | 32% |
| Clifton | 10 mi | 16% | 57% |
| Jamestown | 11 mi | under 1% | 90% |
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