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Holgate, Ohio
Inside Holgate's city limits, a shallow water table limits basements on 97% of mapped land, the 4th-highest of 9 cities in Henry County. Shrink-swell clay limits houses without basements on 91%, the 2nd-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 43527 overlapping the city. Of its 526 homes, 84% were built before 1980; the median dates from 1955.
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 Holgate
Basement waterproofing in Holgate: a shallow water table limits basements on 97% of Holgate's mapped land, more than in 88% of Ohio cities.
About 400 of Holgate's 526 homes are detached houses.
Soil under Holgate city limits
| Expansive clay (limits slab homes) | 91.4% |
| High water table (limits basements) | 96.9% |
| Septic fields very limited | 96.9% |
| Clay swell (LEP, by area) | 5.1% |
| High-swell land (LEP 6%+) | 1.8% |
| Urban land, not rated | 1.5% |
| Mapped soil | 738 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Hoytville | 82% | 99% |
| Nappanee | 13% | n/a |
| Mermill | 1% | 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 2% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 91% of the mapped land.
On 97% of Holgate's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 97% 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 Holgate. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43527 | 100% | 0 | $0 |
Homes in Holgate
| Housing units | 526 |
| Median year built | 1955 |
| Built before 1980 | 84% |
| Built 2000 or later | 1% |
| Owner-occupied | 86% |
| Median value, owner-occupied | $100,800 |
| Single-family detached | 81% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| New Bavaria | 4 mi | 83% | 95% |
| Hamler | 5 mi | 88% | 99% |
| Florida | 6 mi | 23% | 93% |
| Malinta | 7 mi | 64% | 98% |
| Miller City | 10 mi | 94% | 95% |
| Napoleon | 10 mi | 47% | 82% |
| Belmore | 12 mi | 89% | 94% |
| Deshler | 12 mi | 96% | 98% |
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