Lancaster, WI Demographics

A map of Lancaster's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,836	3,704	96.5%	94.8%
Multiracial	91	92	2.3%	2.4%
Asian	41	18	1.0%	0.5%
Black	7	32	0.2%	0.8%
Native American/Other	1	7	0.0%	0.2%
Hispanic	0	54	0.0%	1.4%

Lancaster, Wisconsin has an estimated population of 3,976, a slight increase from the 3,907 recorded in the 2020 Census. The population is 96.5% White, 2.3% Multiracial, 1.0% Asian, 0.2% Black, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Lancaster, with one dot drawn for each person counted by the Census, color-coded by race.

Lancaster has become less racially diverse since the 2020 Census. It is considerably less diverse than Wisconsin overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Lancaster, that probability was 10.0% in 2020 and 6.9% in the most recent ACS estimates.

Lancaster is ranked the 180th most populous place in Wisconsin, out of 808 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). Lancaster was ranked the 177th most populous place in the 2020 Census.

Lancaster's White Population

3,836 residents of Lancaster, or 96.5% of the population, identify as White. The share of White residents in Lancaster is significantly higher than in Wisconsin overall, where 78.6% of the population is White. Lancaster ranks 128th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's White population has grown by an estimated 3.6%. White residents' share of Lancaster's population has increased from 94.8% to 96.5%.

Lancaster is more White than neighboring Fennimore (95.6% White), Mount Hope (92.6% White), and Bloomington (95.1% White). Lancaster is less White than neighboring Tennyson (99% White), and Potosi (97.6% White).

Lancaster's Black Population

7 residents of Lancaster, or 0.2% of the population, identify as Black. The share of Black residents in Lancaster is lower than in Wisconsin overall, where 5.9% of the population is Black. Lancaster ranks 257th statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's Black population has declined by an estimated 78.1%. Black residents' share of Lancaster's population has decreased from 0.8% to 0.2%.

Lancaster is more Black than neighboring Fennimore (0% Black), and Potosi (0% Black). Lancaster is less Black than neighboring Tennyson (0.3% Black), Mount Hope (4.3% Black), and Bloomington (0.3% Black).

Lancaster's Asian Population

41 residents of Lancaster, or 1.0% of the population, identify as Asian. The share of Asian residents in Lancaster is comparable to the share in Wisconsin overall, where 2.9% of the population is Asian. Lancaster ranks 404th statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's Asian population has grown by an estimated 127.8%. Asian residents' share of Lancaster's population has increased from 0.5% to 1.0%.

Lancaster is more Asian than neighboring Fennimore (0% Asian), Tennyson (0.3% Asian), Potosi (0% Asian), and Mount Hope (0% Asian). Lancaster is less Asian than neighboring Bloomington (1.4% Asian).

Lancaster's Hispanic Population

0 residents of Lancaster, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Lancaster is lower than in Wisconsin overall, where 8% of the population is Hispanic. Lancaster ranks 659th statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Lancaster's population has decreased from 1.4% to 0.0%.

Lancaster is less Hispanic than neighboring Fennimore (1.6% Hispanic), and Mount Hope (0.9% Hispanic).

Lancaster's Native American/Other Population

1 residents of Lancaster, 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 Lancaster is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Lancaster ranks 666th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's Native American/Other population has declined by an estimated 85.7%. Native American/Other residents' share of Lancaster's population has remained roughly unchanged at 0.0%.

Lancaster is less Native American/Other than neighboring Bloomington (0.3% Native American/Other).

Lancaster's Multiracial Population

91 residents of Lancaster, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in Lancaster is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Lancaster ranks 586th statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, Lancaster's Multiracial population has declined by an estimated 1.1%. Multiracial residents' share of Lancaster's population has remained roughly unchanged at 2.3%.

Lancaster is more Multiracial than neighboring Tennyson (0.3% Multiracial), and Mount Hope (2.2% Multiracial). Lancaster is less Multiracial than neighboring Fennimore (2.8% Multiracial), Potosi (2.4% Multiracial), and Bloomington (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.