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New Bloomington, Ohio
Inside New Bloomington's city limits, a shallow water table limits basements on 92% of mapped land, the 4th-highest of 8 cities in Marion County. Shrink-swell clay limits houses without basements on 78%, the highest of 8 cities in Marion County.
That water-table share is close to Marion County's 92%. FEMA's flood data list 3 flood losses since 2016 in the 2 ZIP codes overlapping the city. Of its 184 homes, 27% were built before 1980; the median dates from 1992.
Data as of October 13, 2026 · sources · in Marion County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 2 overlapping ZIPs
of homes built before 1980
Basement waterproofing in New Bloomington
Basement waterproofing in New Bloomington: a shallow water table limits basements on 92% of New Bloomington's mapped land, more than in 80% of Ohio cities, and the 2 ZIP codes overlapping New Bloomington logged 3 FEMA flood losses since 2016.
About 100 of New Bloomington's 184 homes are detached houses.
Soil under New Bloomington city limits
| Expansive clay (limits slab homes) | 78.3% |
| High water table (limits basements) | 91.8% |
| Septic fields very limited | 91.8% |
| Clay swell (LEP, by area) | 7.0% |
| High-swell land (LEP 6%+) | 73.9% |
| Mapped soil | 283 acres |
What the numbers mean here
Clay swell averages a linear extensibility of 7.0% by land area here, and 74% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 78% of the mapped land.
On 92% of New Bloomington's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 92% of the land very limited for septic absorption fields.
Drought in Marion County
0% of Marion 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 New Bloomington. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43302 | 56% | 3 | $11,261 |
| 43341 | 44% | 0 | $0 |
Homes in New Bloomington
| Housing units | 184 |
| Median year built | 1992 |
| Built before 1980 | 27% |
| Built 2000 or later | 23% |
| Owner-occupied | 65% |
| Single-family detached | 29% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| La Rue | 4 mi | 1% | 39% |
| Green Camp | 7 mi | 39% | 84% |
| Marseilles | 9 mi | 6% | 96% |
| Morral | 9 mi | 46% | 94% |
| Marion | 10 mi | 21% | 60% |
| Richwood | 11 mi | 7% | 86% |
| Harpster | 11 mi | 61% | 95% |
| Prospect | 11 mi | 16% | 72% |
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