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Mentor, Ohio

Inside Mentor's city limits, a shallow water table limits basements on 66% of mapped land, higher than 50% of Ohio cities. Shrink-swell clay limits houses without basements on 0%.

That water-table share is below Lake County's 73%. FEMA's flood data list 2 flood losses since 2016 in ZIP code 44060 overlapping the city. Of its 21,142 homes, 62% were built before 1980; the median dates from 1974.

Data as of September 22, 2026 · sources · in Lake County

0%

expansive clay: shrink-swell limits slab homes

66%

high water table: limits basements

2

flood losses since 2016 in 1 overlapping ZIP

62%

of homes built before 1980

Soil under Mentor city limits

Expansive clay (limits slab homes)0.0%
High water table (limits basements)65.7%
Septic fields very limited84.9%
Clay swell (LEP, by area)2.8%
High-swell land (LEP 6%+)0.0%
Mapped soil17,902 acres
Soil seriesShare hereSeries nationally: high water table
Conneaut33%99%
Tyner16%n/a
Painesville10%n/a
Red Hook10%n/a
Platea4%n/a
Carlisle4%n/a
Lake CountyMentor
Mentor city limits inside Lake County, shaded by the city's high water table share.under 10%10-25%25-40%40-60%60%+

How we count

What the numbers mean here

On 66% of Mentor's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.

USDA rates 85% of the land very limited for septic absorption fields.

Drought in Lake County

0% of Lake County is in drought (D1 or worse) on the September 22, 2026 map. County detail.

September 30, 2025Share of area in drought, weeklySeptember 22, 2026

Flood losses by ZIP code

FEMA flood records since 2016 in the ZIP codes that overlap Mentor. ZIP areas reach past city limits.

ZIPShare of city landFlood lossesPaid
44060over 99%2$131,798

Homes in Mentor

Housing units21,142
Median year built1974
Built before 198062%
Built 2000 or later10%
Owner-occupied85%
Median value, owner-occupied$247,700
Single-family detached76%

Nearby cities

PlaceDistanceExpansive clayHigh water table
Mentor-on-the-Lake 2 mi 0% 74%
Kirtland Hills 4 mi 0% 62%
Grand River 5 mi 0% 66%
Painesville 5 mi 0% 57%
Willoughby 5 mi 0% 67%
Fairport Harbor 5 mi 0% 59%
Eastlake 5 mi 0% 77%
Timberlake 6 mi 0% 94%

Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (September 22, 2026) · FEMA NFIP v3 (September 9, 2026) · Census ACS 2020-2024. Methods · Data status