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Population Review

Clay County, West Virginia Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 47th-largest in West Virginia

The population of Clay County, West Virginia is 7,946 as of the 2023 American Community Survey, making it the 47th-largest county in West Virginia. The median household income is $42,790, the median home value is $107,100, and the median age is 45.3.

The population of Clay County has declined 18.0% since 2010 (9,382 → 7,689), a -1.41% annualized rate.

Clay County within West Virginia · Source: US Census TIGER/Line via us-atlas

7,946

Population

-1.41%

Annual growth

23

People / sq mi

$42,790

Median Income

$107,100

Median Home Value

Clay County covers 342 sq mi of land at 23.2 people per square mile.

About Clay County, WV

Clay County is a county in West Virginia with a population of 7,946. It ranks #47 among counties in West Virginia by population. The median age is 45.3, older than the national median. The population is 50.5% male and 49.5% female.

The median household income in Clay County is $42,790, below the US median of $74,580. 18.1% of residents live below the federal poverty level. Home values sit at a median of $107,100, with monthly rent averaging $589. The homeownership rate of 79.0% is higher than the national rate of 64.8%.

Educational attainment in Clay County reflects 11.8% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 38.8 minutes each way.

Clay County Population History (2010-2024)

The county of Clay County had a population of 9,382 in 2010 and 7,689 in 2024, a -18.0% growth over 14 years. The peak was 9,382 in 2010. Average annual growth rate: -1.40%.

2010 · 9K20102024

7,689

Population (2024)

9,382

Population (2010)

9,382

Peak (2010)

-1.40%

Avg Annual Growth

YearPopulation
20109,382
20119,344
20129,217
20139,150
20148,892
20158,886
20168,842
20178,704
20188,604
20198,506
20208,013
20217,914
20227,819
20237,740
20247,689

Race & Ethnicity

White97.1%
Black or African American0.0%
Asian0.0%
Hispanic or Latino (any race)1.8%
Two or More Races0.0%

Age & Sex

45.3

Median Age

49.5%

Female

50.5%

Male

21.7%

Age 65+

Age Distribution

Under 5
5.1%
5–9
5.6%
10–14
7.3%
15–19
8.4%
20–24
4.9%
25–34
6.4%
35–44
12.1%
45–54
12.9%
55–59
6.3%
60–64
9.4%
65–74
13.6%
75–84
6.3%
85+
1.8%

Children (under 15): 18.0% · Seniors (65+): 21.7%

Income & Poverty

Median household income$42,790$-15,127 vs state
Mean household income$57,968
Per-capita income$23,748
Poverty rate18.1%+6.2% vs state
Unemployment rate4.8%
Employment-to-population36.2%

Top Industries by Employment

Professional & business services
34.1%
Public administration
13.0%
Construction
10.0%
Retail trade
8.0%
Agriculture
7.2%
Manufacturing
6.3%
Arts, entertainment & food
3.8%
Finance & real estate
3.8%

The largest employment sector in Clay County is professional & business services, accounting for 34.1% of workers.

How residents commute

0.0%

Drive alone

1.4%

Carpool

75.5%

Public transit

7.6%

Work from home

38.8 min

Avg commute

Housing

$107,100$-48,500 vs state

Median home value

$589

Median rent

79.0%

Homeownership rate

3,945

Total housing units

75.0%

Occupied

25.0%

Vacant

21.0%

Renter-occupied

Social & access

94.6%

With health insurance

86.4%

With broadband internet

20.6%

Foreign-born

8.8%

Veterans (18+)

23.0%

With a disability

99.3%

Speak language other than English at home

Education

84.1%

High School+

11.8%

Bachelor's+

Largest cities in West Virginia

Other counties in West Virginia

Part of West Virginia

Metro areas in West Virginia

County rankings

Frequently Asked Questions

Clay County, West Virginia has a population of 7,946 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 47th-largest county in West Virginia. Population density is 23 people per square mile.

The population of Clay County has declined 18.0% since 2010 (9,382 → 7,689), a -1.41% annualized rate.

The median household income in Clay County, West Virginia is $42,790, with mean (average) household income of $57,968 and per-capita income of $23,748. 18.1% of residents live below the federal poverty level.

In Clay County, the largest racial and ethnic groups are White (97.1%), Hispanic or Latino (1.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Clay County, West Virginia is 45.3 years. Residents are 49.5% female and 50.5% male.

The median home value in Clay County is $107,100 and median monthly rent is $589. 79.0% of occupied housing units are owner-occupied. The county has 3,945 total housing units, 25.0% of which are vacant.

The largest employment sector in Clay County, West Virginia is professional, scientific, and management services, employing 34.1% of workers. The unemployment rate is 4.8%.

Charleston is among the largest cities associated with Clay County, West Virginia, with a population of 47,918.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.