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Graham County, North Carolina

USDA's soil survey flags shrink-swell clay on 0% of Graham County's mapped land and a shallow water table under basements on 4%, both below the national shares of 15% and 29%. 0.5% of the county is in drought on the October 13, 2026 Drought Monitor map.

FEMA's flood data list 2 flood losses here since 2016. 36% of homes were built before 1980, against 50% nationally; the median home dates from 1989.

Data as of October 13, 2026 · sources

0%

expansive clay: shrink-swell limits slab homes

4%

high water table: limits basements

1%

in drought, October 13, 2026

36%

of homes built before 1980

Soil under Graham County

Expansive clay (limits slab homes)0.0%
High water table (limits basements)4.0%
Septic fields very limited91.5%
Clay swell (LEP, by area)1.2%
High-swell land (LEP 6%+)0.0%
Mapped soil193,018 acres
Soil seriesShare hereSeries nationally: expansive clay
Spivey10%n/a
Junaluska9%n/a
Cheoah9%n/a
Soco8%n/a
Stecoah6%n/a
Sylco5%n/a
Cherokee County: 0%Clay County: 0%Blount County: 0%Monroe County: 0%Swain County: 0%Macon County: 0%Towns County: 0%Sevier County: 0%Graham County CherokeeClayBlountMonroeSwainMaconTownsSevierGraham
Graham 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 NC075 (2025-09-02)

What the numbers mean here

Rain over the 12 months to August 2026: 44.41 in, 19.84 in below the 1991-2020 average year of 64.25 in.

USDA rates 91% of the land very limited for septic absorption fields.

With shrink-swell clay on 0% and a shallow water table on 4% of the land, the soil survey points to neither problem across most of Graham County; conditions still vary lot by lot.

Drought

0.5% of the county is in drought (D1 or worse) on the October 13, 2026 map. Part of the county was in drought in 43 of the last 52 weeks; the most was 100% of its area, in 30 weeks, most recently on the July 21, 2026 map.

October 21, 2025Share of area in drought, weeklyOctober 13, 2026
Category, October 13, 2026Share of county
D0 abnormally dry or worse84.9%
D1 moderate drought or worse0.5%
D2 severe or worse0%
D3 extreme or worse0%
D4 exceptional0%

Flood losses since 2016

2 flood losses since 2016, $2,217 paid. The worst year was 2020, with 2.

YearFlood losses
20160
20170
20180
20190
20202
20210
20220
20230
20240
20250
2026 to date0

Rain

Average year, 1991-202064.25 in
12 months to August 202644.41 in (-19.84)
202553.07 in (-11.18)
Wettest year since 18951994: 86.23 in
Driest year since 18952007: 36.06 in
Days with 1 inch or more, normal at MURPHY 4ESE (21 mi away)17.1

Homes

Housing units5,240
Median year built1989
Built before 198036%
Built 2000 or later26%
Owner-occupied81%
Median value, owner-occupied$170,600
Single-family detached70%

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
Cherokee County, NC 20 mi 0% 5%
Clay County, NC 21 mi 0% 4%
Blount County, TN 24 mi under 1% 5%
Monroe County, TN 25 mi 0% 5%
Swain County, NC 26 mi 0% 1%
Macon County, NC 27 mi 0% 3%
Towns County, GA 31 mi 0% 6%
Sevier County, TN 35 mi 0% 7%

Sources: USDA SSURGO (September 2, 2025) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · NOAA (August 2026) · Census ACS 2020-2024. Methods · Data status