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Kings County, New York

A shallow water table limits basements on 17% of Kings County's mapped land. Shrink-swell clay limits houses without basements on 0%.

None of the county is in drought on the September 22, 2026 Drought Monitor map. FEMA's flood data list 733 flood losses here since 2016, 83% of them in buildings with basements. 80% of homes were built before 1980, against 50% nationally; the median home dates from 1944.

Data as of September 22, 2026 · sources

0%

expansive clay: shrink-swell limits slab homes

17%

high water table: limits basements

0%

in drought, September 22, 2026

80%

of homes built before 1980

Soil under Kings County

Expansive clay (limits slab homes)0.0%
High water table (limits basements)17.3%
Septic fields very limited73.1%
Clay swell (LEP, by area)0.6%
High-swell land (LEP 6%+)0.0%
Urban land, not rated55.4%
Mapped soil56,600 acres
Soil seriesShare hereSeries nationally: high water table
Nagunt8%n/a
Greenbelt6%n/a
Flatbush3%n/a
Bigapple3%n/a
Laguardia2%n/a
Verrazano1%n/a
Queens County: 15%Hudson County: 32%New York County: 2%Richmond County: 22%Bronx County: 9%Essex County: 22%Union County: 42%Nassau County: 18%Kings County QueensHudsonNew YorkRichmondBronxEssexUnionNassauKings
Kings County (heavy outline) and nearby counties, shaded by high water table share.under 10%10-25%25-40%40-60%60%+

How we count · survey areas NY047 (2025-08-28)

What the numbers mean here

On 17% of Kings County's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.

Rain over the 12 months to August 2026: 42.82 in, 4.05 in below the 1991-2020 average year of 46.87 in.

USDA rates 73% of the land very limited for septic absorption fields.

Drought

0% of the county is in drought (D1 or worse) on the September 22, 2026 map. Part of the county was in drought in 31 of the last 52 weeks; the most was 100% of its area, in 25 weeks, most recently on the July 28, 2026 map.

September 30, 2025Share of area in drought, weeklySeptember 22, 2026
Category, September 22, 2026Share of county
D0 abnormally dry or worse0%
D1 moderate drought or worse0%
D2 severe or worse0%
D3 extreme or worse0%
D4 exceptional0%

Flood losses since 2016

733 flood losses since 2016, $12.3 million paid. The worst year was 2021, with 300. Foundations of the buildings, where recorded: 83% basements, 12% slabs, 2% crawl spaces, 3% elevated. Median water depth outside the building: 6 in.

YearFlood losses
201620
201715
201825
201910
202022
2021300
202249
2023220
202416
202532
2026 to date24

Rain

Average year, 1991-202046.87 in
12 months to August 202642.82 in (-4.05)
202536.97 in (-9.90)
Wettest year since 18952011: 66.74 in
Driest year since 18951965: 28.34 in
Days with 1 inch or more, normal at NEW YORK JFK INTL AP (10 mi away)11.3

Homes

Housing units1,100,772
Median year built1944
Built before 198080%
Built 2000 or later14%
Owner-occupied30%
Median value, owner-occupied$905,000
Single-family detached5%

What repairs cost

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

WorkRangeSource
Basement waterproofing, US $3,000 to $10,000 Fixr, February 6, 2026
Sump pump installation, US $800 to $2,000 Fixr, January 31, 2025
Crawl space encapsulation, US $2,000 to $8,000 Fixr, August 29, 2025

Nearby counties

PlaceDistanceExpansive clayHigh water table
Queens County, NY 6 mi 0% 15%
Hudson County, NJ 9 mi 0% 32%
New York County, NY 10 mi 0% 2%
Richmond County, NY 11 mi 0% 22%
Bronx County, NY 16 mi 0% 9%
Essex County, NJ 19 mi 0% 22%
Union County, NJ 19 mi 0% 42%
Nassau County, NY 20 mi 0% 18%

Sources: USDA SSURGO (August 28, 2025) · US Drought Monitor (September 22, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status