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Hamler, Ohio
Inside Hamler's city limits, a shallow water table limits basements on 99% of mapped land, the highest of 9 cities in Henry County. Shrink-swell clay limits houses without basements on 88%, the 3rd-highest of 9 cities in Henry County.
That water-table share is close to Henry County's 96%. FEMA's flood data list no flood losses since 2016 in ZIP code 43524 overlapping the city. Of its 283 homes, 89% were built before 1980; the median dates from 1947.
Data as of October 13, 2026 · sources · in Henry 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 Hamler
Basement waterproofing in Hamler: a shallow water table limits basements on 99% of Hamler's mapped land, more than in 92% of Ohio cities.
About 200 of Hamler's 283 homes are detached houses.
Soil under Hamler city limits
| Expansive clay (limits slab homes) | 87.9% |
| High water table (limits basements) | 98.7% |
| Septic fields very limited | 98.7% |
| Clay swell (LEP, by area) | 5.1% |
| High-swell land (LEP 6%+) | 2.6% |
| Mapped soil | 531 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Hoytville | 79% | 99% |
| Nappanee | 18% | n/a |
| Mermill | 2% | n/a |
| Haskins | 1% | n/a |
| Rimer | 0% | n/a |
What the numbers mean here
Clay swell averages a linear extensibility of 5.1% by land area here, and 3% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 88% of the mapped land.
On 99% of Hamler's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 99% of the land very limited for septic absorption fields.
Drought in Henry County
0% of Henry 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 Hamler. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43524 | 100% | 0 | $0 |
Homes in Hamler
| Housing units | 283 |
| Median year built | 1947 |
| Built before 1980 | 89% |
| Built 2000 or later | 1% |
| Owner-occupied | 70% |
| Median value, owner-occupied | $115,400 |
| Single-family detached | 85% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Holgate | 5 mi | 91% | 97% |
| Malinta | 6 mi | 64% | 98% |
| Deshler | 7 mi | 96% | 98% |
| Belmore | 7 mi | 89% | 94% |
| New Bavaria | 7 mi | 83% | 95% |
| West Leipsic | 9 mi | 40% | 76% |
| Leipsic | 9 mi | 77% | 93% |
| Miller City | 10 mi | 94% | 95% |
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