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Granville, Ohio
Inside Granville's city limits, a shallow water table limits basements on 32% of mapped land. Shrink-swell clay limits houses without basements on 0%.
That water-table share is below Licking County's 69%. FEMA's flood data list 3 flood losses since 2016 in ZIP code 43023 overlapping the city. Of its 2,005 homes, 45% were built before 1980; the median dates from 1987.
Data as of October 13, 2026 · sources · in Licking 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 Granville
Basement waterproofing in Granville: a shallow water table limits basements on 32% of Granville's mapped land, and the ZIP code overlapping Granville logged 3 FEMA flood losses since 2016.
In Licking County, 46% of the 57 flood-loss buildings with a recorded foundation type had basements.
About 1,600 of Granville's 2,005 homes are detached houses.
Soil under Granville city limits
| Expansive clay (limits slab homes) | 0.0% |
| High water table (limits basements) | 32.3% |
| Septic fields very limited | 92.4% |
| Clay swell (LEP, by area) | 3.1% |
| High-swell land (LEP 6%+) | 0.0% |
| Urban land, not rated | 3.8% |
| Mapped soil | 3,143 acres |
What the numbers mean here
On 32% of Granville'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 Licking County
0% of Licking 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 Granville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43023 | 93% | 3 | $447,515 |
Homes in Granville
| Housing units | 2,005 |
| Median year built | 1987 |
| Built before 1980 | 45% |
| Built 2000 or later | 23% |
| Owner-occupied | 82% |
| Median value, owner-occupied | $502,300 |
| Single-family detached | 78% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Heath | 4 mi | under 1% | 48% |
| Newark | 4 mi | under 1% | 20% |
| Alexandria | 6 mi | 0% | 29% |
| Hebron | 6 mi | 0% | 86% |
| Buckeye Lake | 9 mi | 2% | 85% |
| St. Louisville | 9 mi | 0% | 5% |
| Kirkersville | 9 mi | 0% | 87% |
| Millersport | 11 mi | 0% | 75% |
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