St. Louis, MI Demographics

A map of St. Louis's Population by Race

St. Louis, Michigan has an estimated population of 7,367, an increase from the 7,010 recorded in the 2020 Census. The population is 58.6% White, 28.6% Black, 8.4% Hispanic, 3.3% Multiracial, 1.1% Native American/Other, and 0.1% Asian. This demographic dot map shows the population of St. Louis, with one dot drawn for each person counted by the Census, color-coded by race.

St. Louis has become considerably more racially diverse since the 2020 Census. It is considerably more diverse than Michigan overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In St. Louis, that probability was 50.5% in 2020 and 56.7% in the most recent ACS estimates.

St. Louis is ranked the 141st most populous place in Michigan, out of 745 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). St. Louis was ranked the 144th most populous place in the 2020 Census.

St. Louis's White Population

4,315 residents of St. Louis, or 58.6% of the population, identify as White. The share of White residents in St. Louis is considerably lower than in Michigan overall, where 72.4% of the population is White. St. Louis ranks 677th statewide in terms of White residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's White population has declined by an estimated 6.6%. White residents' share of St. Louis's population has decreased from 65.9% to 58.6%.

St. Louis is less White than neighboring Alma (81.3% White), Ithaca (85.9% White), Breckenridge (84.9% White), Shepherd (85.9% White), and Elm Hall (94.7% White).

St. Louis's Black Population

2,107 residents of St. Louis, or 28.6% of the population, identify as Black. The share of Black residents in St. Louis is significantly higher than in Michigan overall, where 13.1% of the population is Black. St. Louis ranks 27th statewide in terms of Black residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's Black population has grown by an estimated 27.6%. Black residents' share of St. Louis's population has increased from 23.6% to 28.6%.

St. Louis is more Black than neighboring Alma (1.9% Black), Ithaca (2.4% Black), Breckenridge (0.1% Black), Shepherd (1.8% Black), and Elm Hall (0% Black).

St. Louis's Asian Population

4 residents of St. Louis, or 0.1% of the population, identify as Asian. The share of Asian residents in St. Louis is slightly lower than in Michigan overall, where 3.4% of the population is Asian. St. Louis ranks 419th statewide in terms of Asian residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's Asian population has declined by an estimated 84.0%. Asian residents' share of St. Louis's population has remained roughly unchanged at 0.1%.

St. Louis is more Asian than neighboring Ithaca (0% Asian), Breckenridge (0% Asian), and Elm Hall (0% Asian). St. Louis is less Asian than neighboring Alma (1.6% Asian), and Shepherd (0.5% Asian).

St. Louis's Hispanic Population

619 residents of St. Louis, or 8.4% of the population, identify as Hispanic. The share of Hispanic residents in St. Louis is slightly higher than in Michigan overall, where 5.9% of the population is Hispanic. St. Louis ranks 78th statewide in terms of Hispanic residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's Hispanic population has grown by an estimated 20.7%. Hispanic residents' share of St. Louis's population has increased from 7.3% to 8.4%.

St. Louis is more Hispanic than neighboring Shepherd (3.8% Hispanic), and Elm Hall (3.5% Hispanic). St. Louis is less Hispanic than neighboring Alma (12.9% Hispanic), Ithaca (8.7% Hispanic), and Breckenridge (11.8% Hispanic).

St. Louis's Native American/Other Population

82 residents of St. Louis, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in St. Louis is comparable to the share in Michigan overall, where 0.8% of the population is Native American/Other. St. Louis ranks 326th statewide in terms of Native American/Other residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's Native American/Other population has grown by an estimated 43.9%. Native American/Other residents' share of St. Louis's population has remained roughly unchanged at 1.1%.

St. Louis is more Native American/Other than neighboring Alma (0.2% Native American/Other), Ithaca (0% Native American/Other), Breckenridge (0.2% Native American/Other), and Elm Hall (0% Native American/Other). St. Louis is less Native American/Other than neighboring Shepherd (2.1% Native American/Other).

St. Louis's Multiracial Population

240 residents of St. Louis, or 3.3% of the population, identify as Multiracial. The share of Multiracial residents in St. Louis is comparable to the share in Michigan overall, where 4.5% of the population is Multiracial. St. Louis ranks 680th statewide in terms of Multiracial residents as a share of the population, out of 745 places.

Since the 2020 Census, St. Louis's Multiracial population has grown by an estimated 64.4%. Multiracial residents' share of St. Louis's population has increased from 2.1% to 3.3%.

St. Louis is more Multiracial than neighboring Alma (2% Multiracial), Ithaca (3.1% Multiracial), Breckenridge (3% Multiracial), and Elm Hall (1.8% Multiracial). St. Louis is less Multiracial than neighboring Shepherd (5.8% 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.