Williamstown, WV Demographics

A map of Williamstown's Population by Race

Williamstown, West Virginia has an estimated population of 2,980, a less than 1% change from the 2,997 recorded in the 2020 Census. The population is 97.3% White, 1.4% Multiracial, 1.0% Native American/Other, 0.2% Hispanic, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Williamstown, with one dot drawn for each person counted by the Census, color-coded by race.

Williamstown has become less racially diverse since the 2020 Census. It is considerably less diverse than West Virginia overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Williamstown, that probability was 9.2% in 2020 and 5.2% in the most recent ACS estimates.

Williamstown is ranked the 50th most populous place in West Virginia, out of 439 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Williamstown was ranked the 52nd most populous place in the 2020 Census.

Williamstown's White Population

2,901 residents of Williamstown, or 97.3% of the population, identify as White. The share of White residents in Williamstown is higher than in West Virginia overall, where 89.7% of the population is White. Williamstown ranks 110th statewide in terms of White residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's White population has grown by an estimated 1.6%. White residents' share of Williamstown's population has increased from 95.3% to 97.3%.

Williamstown is more White than neighboring Marietta (92.8% White), Boaz (92.9% White), Reno (94.9% White), and Devola (92.7% White). Williamstown is less White than neighboring Waverly (100% White).

Williamstown's Black Population

0 residents of Williamstown, or 0.0% of the population, identify as Black. The share of Black residents in Williamstown is slightly lower than in West Virginia overall, where 3.1% of the population is Black. Williamstown ranks 268th statewide in terms of Black residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's Black population has declined by an estimated 100.0%. Black residents' share of Williamstown's population has remained roughly unchanged at 0.0%.

Williamstown is less Black than neighboring Marietta (1.2% Black), Boaz (3% Black), and Reno (0.1% Black).

Williamstown's Asian Population

0 residents of Williamstown, or 0.0% of the population, identify as Asian. The share of Asian residents in Williamstown is comparable to the share in West Virginia overall, where 0.8% of the population is Asian. Williamstown ranks 164th statewide in terms of Asian residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's Asian population has declined by an estimated 100.0%. Asian residents' share of Williamstown's population has remained roughly unchanged at 0.0%.

Williamstown is less Asian than neighboring Marietta (0.8% Asian), Reno (4.8% Asian), and Devola (2.6% Asian).

Williamstown's Hispanic Population

7 residents of Williamstown, or 0.2% of the population, identify as Hispanic. The share of Hispanic residents in Williamstown is comparable to the share in West Virginia overall, where 2.1% of the population is Hispanic. Williamstown ranks 241st statewide in terms of Hispanic residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's Hispanic population has declined by an estimated 75.9%. Hispanic residents' share of Williamstown's population has decreased from 1.0% to 0.2%.

Williamstown is more Hispanic than neighboring Reno (0% Hispanic), Devola (0% Hispanic), and Waverly (0% Hispanic). Williamstown is less Hispanic than neighboring Marietta (1.5% Hispanic), and Boaz (1.9% Hispanic).

Williamstown's Native American/Other Population

30 residents of Williamstown, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Williamstown is comparable to the share in West Virginia overall, where 0.4% of the population is Native American/Other. Williamstown ranks 247th statewide in terms of Native American/Other residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's Native American/Other population has grown by an estimated 233.3%. Native American/Other residents' share of Williamstown's population has increased from 0.3% to 1.0%.

Williamstown is more Native American/Other than neighboring Marietta (0.4% Native American/Other), Boaz (0% Native American/Other), Reno (0% Native American/Other), Devola (0% Native American/Other), and Waverly (0% Native American/Other).

Williamstown's Multiracial Population

42 residents of Williamstown, or 1.4% of the population, identify as Multiracial. The share of Multiracial residents in Williamstown is slightly lower than in West Virginia overall, where 3.9% of the population is Multiracial. Williamstown ranks 310th statewide in terms of Multiracial residents as a share of the population, out of 439 places.

Since the 2020 Census, Williamstown's Multiracial population has declined by an estimated 48.8%. Multiracial residents' share of Williamstown's population has decreased from 2.7% to 1.4%.

Williamstown is more Multiracial than neighboring Reno (0.2% Multiracial), and Waverly (0% Multiracial). Williamstown is less Multiracial than neighboring Marietta (3.4% Multiracial), Boaz (2.1% Multiracial), and Devola (4.7% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.