Willow Lake, SD Demographics

A map of Willow Lake's Population by Race

Willow Lake, South Dakota has an estimated population of 433, a dramatic increase from the 255 recorded in the 2020 Census. The population is 94.7% White, 3.7% Black, 1.6% Hispanic, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Willow Lake, with one dot drawn for each person counted by the Census, color-coded by race.

Willow Lake has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than South Dakota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Willow Lake, that probability was 16.0% in 2020 and 10.2% in the most recent ACS estimates.

Willow Lake is ranked the 165th most populous place in South Dakota, out of 485 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). Willow Lake was ranked the 211th most populous place in the 2020 Census.

Willow Lake's White Population

410 residents of Willow Lake, or 94.7% of the population, identify as White. The share of White residents in Willow Lake is considerably higher than in South Dakota overall, where 79.8% of the population is White. Willow Lake ranks 206th statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Willow Lake's White population has grown by an estimated 76.0%. White residents' share of Willow Lake's population has increased from 91.4% to 94.7%.

Willow Lake is more White than neighboring Mayfield Colony (77.9% White), Collins Colony (0% White), and Vienna (91.8% White). Willow Lake is less White than neighboring Bryant (95.7% White), and Bancroft (100% White).

Willow Lake's Black Population

16 residents of Willow Lake, or 3.7% of the population, identify as Black. The share of Black residents in Willow Lake is comparable to the share in South Dakota overall, where 2.1% of the population is Black. Willow Lake ranks 183rd statewide in terms of Black residents as a share of the population, out of 485 places.

Since the 2020 Census, Willow Lake's Black population has grown from 0 to an estimated 16. Black residents' share of Willow Lake's population has increased from 0.0% to 3.7%.

Willow Lake is more Black than neighboring Mayfield Colony (0% Black), Collins Colony (0% Black), Vienna (0% Black), Bryant (0% Black), and Bancroft (0% Black).

Willow Lake's Asian Population

0 residents of Willow Lake, or 0.0% of the population, identify as Asian. The share of Asian residents in Willow Lake is comparable to the share in South Dakota overall, where 1.4% of the population is Asian. Willow Lake ranks 176th statewide in terms of Asian residents as a share of the population, out of 485 places.

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

Willow Lake is less Asian than neighboring Mayfield Colony (22.1% Asian).

Willow Lake's Hispanic Population

7 residents of Willow Lake, or 1.6% of the population, identify as Hispanic. The share of Hispanic residents in Willow Lake is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Willow Lake ranks 52nd statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Willow Lake's Hispanic population has declined by an estimated 61.1%. Hispanic residents' share of Willow Lake's population has decreased from 7.1% to 1.6%.

Willow Lake is more Hispanic than neighboring Mayfield Colony (0% Hispanic), Collins Colony (0% Hispanic), Vienna (0% Hispanic), Bryant (1.1% Hispanic), and Bancroft (0% Hispanic).

Willow Lake's Native American/Other Population

0 residents of Willow Lake, 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 Willow Lake is lower than in South Dakota overall, where 7.5% of the population is Native American/Other. Willow Lake ranks 307th statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Willow Lake's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Willow Lake's population has decreased from 0.8% to 0.0%.

Willow Lake is less Native American/Other than neighboring Vienna (8.2% Native American/Other).

Willow Lake's Multiracial Population

0 residents of Willow Lake, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Willow Lake is slightly lower than in South Dakota overall, where 4.4% of the population is Multiracial. Willow Lake ranks 385th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Willow Lake's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Willow Lake's population has decreased from 0.8% to 0.0%.

Willow Lake is less Multiracial than neighboring Bryant (3.2% 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.