Population of Counties in West Virginia (2021)

West Virginia’s most populous county is Kanawha County, home of the city of Charleston, which has a 2019 population of 180,454. Since the last census was taken in 2010, Kanawha County has seen a loss in its total population with a negative -6.46% growth rate. Behind Kanawha County in terms of population are Berkeley County (117,132), Monongalia County (106,420), and Cabell County (93,224). Of these counties, Berkeley County had the highest growth rate of 11.97%.

West Virginia Counties with the Fewest Residents

The county in West Virginia that holds the lowest number of residents is Wirt County. Wirt County has a population of 5,830 which represents a growth rate of 1.82% since the 2010 census. Other small counties include Tucker County (6,955), Pendleton County (6,997), and Calhoun County (7,254). West Virginia has twelve counties under 10,000 residents and another 33 counties between 10,000 and 50,000 residents. Most of these small counties have lost residents since the census. Among counties under 10,000 people, Webster County (8,285) experienced the most dramatic decline with a -9.48% growth rate.

West Virginia Counties with Rapid Growth

The most rapid growth found in West Virginia comes from Berkeley County which, since 2010’s census, has seen an 11.97% increase in its population to 117,123 people in 2019. Other counties with rapid growth in West Virginia include Monongalia County (9.99%), Jefferson County (5.98%), and Doddridge County (2.54%). The county with the most dramatic decline is McDowell County which lost 17.54% of its residents since 2010 and now has a population of 18,223.

Name 2021 Population Growth Since 2010 Density (mi²)
Kanawha County173,552-10.04%346.04
Berkeley County123,04117.61%245.32
Monongalia County105,5349.07%210.42
Cabell County89,765-6.81%178.98
Wood County82,194-5.49%163.88
Raleigh County71,739-9.10%143.04
Harrison County66,780-3.57%133.15
Mercer County57,870-7.16%115.38
Jefferson County57,6587.55%114.96
Putnam County56,0660.80%111.79
Marion County56,034-0.91%111.72
Fayette County41,254-10.38%82.25
Ohio County40,823-8.21%81.39
Wayne County38,284-9.85%76.33
Greenbrier County34,402-3.22%68.59
Preston County33,190-1.08%66.18
Logan County30,839-16.02%61.49
Marshall County29,951-9.50%59.72
Randolph County28,457-3.09%56.74
Jackson County28,338-3.06%56.50
Hancock County28,272-7.85%56.37
Mineral County26,698-5.34%53.23
Mason County26,044-4.84%51.93
Nicholas County23,818-9.19%47.49
Upshur County23,784-1.88%47.42
Hampshire County22,811-4.76%45.48
Mingo County22,570-15.68%45.00
Brooke County21,559-10.09%42.99
Boone County20,465-16.84%40.80
Lincoln County20,061-7.44%40.00
Wyoming County19,614-17.34%39.11
Morgan County17,9922.86%35.87
McDowell County16,430-25.65%32.76
Taylor County16,429-2.72%32.76
Barbour County16,349-1.57%32.60
Lewis County15,687-4.43%31.28
Wetzel County14,677-11.24%29.26
Hardy County13,800-1.74%27.52
Braxton County13,719-5.68%27.35
Monroe County13,247-2.03%26.41
Roane County13,228-11.19%26.37
Summers County12,375-11.23%24.67
Grant County11,444-3.78%22.82
Ritchie County9,166-12.03%18.28
Tyler County8,293-10.03%16.53
Clay County8,246-12.02%16.44
Doddridge County8,2320.41%16.41
Pocahontas County7,925-9.26%15.80
Webster County7,794-14.85%15.54
Gilmer County7,673-12.12%15.30
Pleasants County7,370-2.65%14.69
Pendleton County6,939-9.59%13.84
Calhoun County6,893-9.97%13.74
Tucker County6,643-6.82%13.25
Wirt County5,8412.03%11.65