Sauk City, WI Demographics

A map of Sauk City's Population by Race

Sauk City, Wisconsin has an estimated population of 3,483, a less than 1% change from the 3,518 recorded in the 2020 Census. The population is 86.2% White, 6.4% Hispanic, 3.6% Multiracial, 2.4% Asian, 0.9% Native American/Other, and 0.5% Black. This demographic dot map shows the population of Sauk City, with one dot drawn for each person counted by the Census, color-coded by race.

Sauk City has become more 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 Sauk City, that probability was 22.3% in 2020 and 25.0% in the most recent ACS estimates.

Sauk City is ranked the 197th 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). Sauk City was ranked the 191st most populous place in the 2020 Census.

Sauk City's White Population

3,004 residents of Sauk City, or 86.2% of the population, identify as White. The share of White residents in Sauk City is higher than in Wisconsin overall, where 78.6% of the population is White. Sauk City ranks 566th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's White population has declined by an estimated 2.7%. White residents' share of Sauk City's population has decreased from 87.8% to 86.2%.

Sauk City is more White than neighboring Bluffview (68.1% White), and Merrimac (77% White). Sauk City is less White than neighboring Prairie du Sac (89.8% White), Mazomanie (91.3% White), and Black Earth (90.1% White).

Sauk City's Black Population

16 residents of Sauk City, or 0.5% of the population, identify as Black. The share of Black residents in Sauk City is lower than in Wisconsin overall, where 5.9% of the population is Black. Sauk City ranks 403rd statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's Black population has remained roughly the same. Black residents' share of Sauk City's population has remained roughly unchanged at 0.5%.

Sauk City is more Black than neighboring Black Earth (0% Black). Sauk City is less Black than neighboring Prairie du Sac (1.6% Black), Bluffview (7.2% Black), Mazomanie (0.8% Black), and Merrimac (6.3% Black).

Sauk City's Asian Population

84 residents of Sauk City, or 2.4% of the population, identify as Asian. The share of Asian residents in Sauk City is comparable to the share in Wisconsin overall, where 2.9% of the population is Asian. Sauk City ranks 419th statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's Asian population has grown by an estimated 460.0%. Asian residents' share of Sauk City's population has increased from 0.4% to 2.4%.

Sauk City is more Asian than neighboring Prairie du Sac (0% Asian), Bluffview (0% Asian), Mazomanie (0.6% Asian), Black Earth (0% Asian), and Merrimac (0.5% Asian).

Sauk City's Hispanic Population

224 residents of Sauk City, or 6.4% of the population, identify as Hispanic. The share of Hispanic residents in Sauk City is comparable to the share in Wisconsin overall, where 8% of the population is Hispanic. Sauk City ranks 127th statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's Hispanic population has declined by an estimated 8.6%. Hispanic residents' share of Sauk City's population has decreased from 7.0% to 6.4%.

Sauk City is more Hispanic than neighboring Prairie du Sac (4.5% Hispanic), Mazomanie (5.7% Hispanic), and Black Earth (5.2% Hispanic). Sauk City is less Hispanic than neighboring Bluffview (20.8% Hispanic), and Merrimac (13.2% Hispanic).

Sauk City's Native American/Other Population

30 residents of Sauk City, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Sauk City is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Sauk City ranks 229th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's Native American/Other population has declined by an estimated 14.3%. Native American/Other residents' share of Sauk City's population has remained roughly unchanged at 0.9%.

Sauk City is more Native American/Other than neighboring Prairie du Sac (0% Native American/Other), Bluffview (0% Native American/Other), Mazomanie (0.7% Native American/Other), Black Earth (0% Native American/Other), and Merrimac (0.5% Native American/Other).

Sauk City's Multiracial Population

125 residents of Sauk City, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Sauk City is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Sauk City ranks 330th statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, Sauk City's Multiracial population has grown by an estimated 5.0%. Multiracial residents' share of Sauk City's population has remained roughly unchanged at 3.6%.

Sauk City is more Multiracial than neighboring Mazomanie (0.8% Multiracial), and Merrimac (2.5% Multiracial). Sauk City is less Multiracial than neighboring Prairie du Sac (4.1% Multiracial), Bluffview (3.9% Multiracial), and Black Earth (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.