Williamstown, KS Demographics

A map of Williamstown's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	31	89	100.0%	92.7%
Black	0	1	0.0%	1.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	0	0.0%	0.0%
Native American/Other	0	2	0.0%	2.1%
Multiracial	0	4	0.0%	4.2%

Williamstown, Kansas has an estimated population of 31, a dramatic decrease from the 96 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. 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 considerably less racially diverse since the 2020 Census. It is considerably less diverse than Kansas 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 13.8% in 2020 and 0.0% in the most recent ACS estimates.

Williamstown is ranked the 670th most populous place in Kansas, out of 740 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 550th most populous place in the 2020 Census.

Williamstown's White Population

31 residents of Williamstown, or 100.0% of the population, identify as White. The share of White residents in Williamstown is significantly higher than in Kansas overall, where 72.7% of the population is White. Williamstown ranks 157th statewide in terms of White residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's White population has declined by an estimated 65.2%. White residents' share of Williamstown's population has increased from 92.7% to 100.0%.

Williamstown is more White than neighboring Perry (81.1% White), Lecompton (80.8% White), Lawrence (73% White), Oskaloosa (85.9% White), and McLouth (86.3% 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 lower than in Kansas overall, where 5.2% of the population is Black. Williamstown ranks 179th statewide in terms of Black residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's Black population has declined by an estimated 100.0%. Black residents' share of Williamstown's population has decreased from 1.0% to 0.0%.

Williamstown is less Black than neighboring Perry (3.6% Black), Lecompton (0.5% Black), Lawrence (4.8% Black), and Oskaloosa (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 slightly lower than in Kansas overall, where 2.9% of the population is Asian. Williamstown ranks 354th statewide in terms of Asian residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's Asian population has grown from 0 to an estimated 0. Asian residents' share of Williamstown's population has remained roughly unchanged at 0.0%.

Williamstown is less Asian than neighboring Lawrence (5.1% Asian), and Oskaloosa (0.2% Asian).

Williamstown's Hispanic Population

0 residents of Williamstown, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Williamstown is considerably lower than in Kansas overall, where 13.6% of the population is Hispanic. Williamstown ranks 660th statewide in terms of Hispanic residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's Hispanic population has grown from 0 to an estimated 0. Hispanic residents' share of Williamstown's population has remained roughly unchanged at 0.0%.

Williamstown is less Hispanic than neighboring Perry (6.5% Hispanic), Lecompton (4.5% Hispanic), Lawrence (7.9% Hispanic), Oskaloosa (4.9% Hispanic), and McLouth (5.1% Hispanic).

Williamstown's Native American/Other Population

0 residents of Williamstown, or 0.0% 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 Kansas overall, where 0.9% of the population is Native American/Other. Williamstown ranks 120th statewide in terms of Native American/Other residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Williamstown's population has decreased from 2.1% to 0.0%.

Williamstown is less Native American/Other than neighboring Perry (0.3% Native American/Other), Lecompton (1% Native American/Other), Lawrence (1.5% Native American/Other), Oskaloosa (3.7% Native American/Other), and McLouth (3.2% Native American/Other).

Williamstown's Multiracial Population

0 residents of Williamstown, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Williamstown is slightly lower than in Kansas overall, where 4.8% of the population is Multiracial. Williamstown ranks 410th statewide in terms of Multiracial residents as a share of the population, out of 740 places.

Since the 2020 Census, Williamstown's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Williamstown's population has decreased from 4.2% to 0.0%.

Williamstown is less Multiracial than neighboring Perry (8.6% Multiracial), Lecompton (13.2% Multiracial), Lawrence (7.6% Multiracial), Oskaloosa (5.2% Multiracial), and McLouth (5.3% 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.