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Grand River, Ohio

Inside Grand River's city limits, a shallow water table limits basements on 66% of mapped land, higher than 51% 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 11 flood losses since 2016 in the 2 ZIP codes overlapping the city. Of its 298 homes, 76% were built before 1980; the median dates from 1944.

Data as of October 13, 2026 · sources · in Lake County

0%

expansive clay: shrink-swell limits slab homes

66%

high water table: limits basements

11

flood losses since 2016 in 2 overlapping ZIPs

76%

of homes built before 1980

Basement waterproofing in Grand River

Basement waterproofing in Grand River: a shallow water table limits basements on 66% of Grand River's mapped land, more than in 51% of Ohio cities, and the 2 ZIP codes overlapping Grand River logged 11 FEMA flood losses since 2016.

In Lake County, 35% of the 23 flood-loss buildings with a recorded foundation type had basements.

About 200 of Grand River's 298 homes are detached houses.

Soil under Grand River city limits

Expansive clay (limits slab homes)0.0%
High water table (limits basements)66.0%
Septic fields very limited66.1%
Clay swell (LEP, by area)3.1%
High-swell land (LEP 6%+)0.0%
Mapped soil409 acres
Soil seriesShare hereSeries nationally: high water table
Conneaut33%99%
Carlisle31%n/a
Ellsworth2%99%
Mahoningunder 1%100%
Swantonunder 1%n/a
Brecksvilleunder 1%n/a
Lake CountyGrand River
Grand River 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 Grand River's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.

USDA rates 66% 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 October 13, 2026 map. County detail.

October 21, 2025Share of area in drought, weeklyOctober 13, 2026

Flood losses by ZIP code

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

ZIPShare of city landFlood lossesPaid
4404589%3$232,150
4407711%8$58,922

Homes in Grand River

Housing units298
Median year built1944
Built before 198076%
Built 2000 or later17%
Owner-occupied81%
Median value, owner-occupied$162,500
Single-family detached83%

Nearby cities

PlaceDistanceExpansive clayHigh water table
Fairport Harbor 1 mi 0% 59%
Painesville 2 mi 0% 57%
Mentor-on-the-Lake 4 mi 0% 74%
Mentor 5 mi 0% 66%
Perry 8 mi 0% 73%
Kirtland Hills 8 mi 0% 62%
North Perry 9 mi 0% 68%
Eastlake 10 mi 0% 77%

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