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Green County, Kentucky

Shrink-swell clay limits houses without basements on 17% of Green County's mapped land, a higher share than 66% of US counties. A shallow water table limits basements on 10%.

None of the county is in drought on the October 13, 2026 Drought Monitor map. FEMA's flood data list 3 flood losses here since 2016. 56% of homes were built before 1980, against 50% nationally; the median home dates from 1976.

Data as of October 13, 2026 · sources

17%

expansive clay: shrink-swell limits slab homes

10%

high water table: limits basements

0%

in drought, October 13, 2026

56%

of homes built before 1980

Soil under Green County

Expansive clay (limits slab homes)16.9%
High water table (limits basements)9.8%
Septic fields very limited63.0%
Clay swell (LEP, by area)4.4%
High-swell land (LEP 6%+)6.9%
Mapped soil184,761 acres
Soil seriesShare hereSeries nationally: expansive clay
Frederick47%23%
Caneyville10%n/a
Crider6%3%
Nolin6%n/a
Frankstown4%n/a
Pricetown4%n/a
Taylor County: 4%Adair County: 19%Hart County: 7%Metcalfe County: 3%Larue County: 4%Marion County: 5%Barren County: 1%Russell County: 1%Green County TaylorAdairHartMetcalfeLarueMarionBarrenRussellGreen
Green County (heavy outline) and nearby counties, shaded by expansive clay share.under 10%10-25%25-40%40-60%60%+

How we count · survey areas KY620 (2025-09-08)

What the numbers mean here

Clay swell averages a linear extensibility of 4.4% by land area here, and 7% of the land reaches USDA's high class (6% or more). Clay like that swells when wet and shrinks when dry, under 17% of the mapped land.

Rain over the 12 months to August 2026: 42.90 in, 8.68 in below the 1991-2020 average year of 51.58 in.

USDA rates 63% of the land very limited for septic absorption fields.

Drought

0% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 15 of the last 52 weeks; the most was 100% of its area, in 10 weeks, most recently on the June 9, 2026 map.

October 21, 2025Share of area in drought, weeklyOctober 13, 2026
Category, October 13, 2026Share of county
D0 abnormally dry or worse100%
D1 moderate drought or worse0%
D2 severe or worse0%
D3 extreme or worse0%
D4 exceptional0%

Flood losses since 2016

3 flood losses since 2016, $205,082 paid. The worst year was 2025, with 2.

YearFlood losses
20160
20170
20180
20190
20200
20211
20220
20230
20240
20252
2026 to date0

Rain

Average year, 1991-202051.58 in
12 months to August 202642.90 in (-8.68)
202560.54 in (+8.96)
Wettest year since 18951979: 66.17 in
Driest year since 18951930: 30.72 in
Days with 1 inch or more, normal at GREENSBURG (2 mi away)14.8

Homes

Housing units5,289
Median year built1976
Built before 198056%
Built 2000 or later15%
Owner-occupied78%
Median value, owner-occupied$125,000
Single-family detached76%

What repairs cost

Published ranges from cost guides, not quotes. More sources, and where they disagree.

WorkRangeSource
Foundation repair, US $2,200 to $8,200 Fixr, January 27, 2026
Pier-and-beam repair, US $2,000 to $15,000 Fixr, January 27, 2026
Foundation inspection, US $300 to $600 Fixr, January 31, 2025

Nearby counties

PlaceDistanceExpansive clayHigh water table
Taylor County, KY 14 mi 4% 12%
Adair County, KY 18 mi 19% 13%
Hart County, KY 19 mi 7% 4%
Metcalfe County, KY 20 mi 3% 12%
Larue County, KY 21 mi 4% 19%
Marion County, KY 25 mi 5% 14%
Barren County, KY 30 mi 1% 17%
Russell County, KY 33 mi 1% 7%

Sources: USDA SSURGO (September 8, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status