Union Star, MO Demographics

A map of Union Star's Population by Race

Union Star, Missouri has an estimated population of 559, a dramatic increase from the 380 recorded in the 2020 Census. The population is 97.5% White, 0.9% Hispanic, 0.9% Multiracial, 0.7% Asian, 0.0% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Union Star, with one dot drawn for each person counted by the Census, color-coded by race.

Union Star has become less racially diverse since the 2020 Census. It is considerably less diverse than Missouri overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Union Star, that probability was 6.7% in 2020 and 4.9% in the most recent ACS estimates.

Union Star is ranked the 491st most populous place in Missouri, out of 1,082 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). Union Star was ranked the 561st most populous place in the 2020 Census.

Union Star's White Population

545 residents of Union Star, or 97.5% of the population, identify as White. The share of White residents in Union Star is significantly higher than in Missouri overall, where 76.3% of the population is White. Union Star ranks 45th statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Union Star's White population has grown by an estimated 48.5%. White residents' share of Union Star's population has increased from 96.6% to 97.5%.

Union Star is more White than neighboring King City (96.3% White), Cosby (95.4% White), Clarksdale (95% White), and Rea (97.4% White). Union Star is less White than neighboring Amity (100% White).

Union Star's Black Population

0 residents of Union Star, or 0.0% of the population, identify as Black. The share of Black residents in Union Star is considerably lower than in Missouri overall, where 10.9% of the population is Black. Union Star ranks 725th statewide in terms of Black residents as a share of the population, out of 1,082 places.

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

Union Star is less Black than neighboring Cosby (4.6% Black), and Clarksdale (0.5% Black).

Union Star's Asian Population

4 residents of Union Star, or 0.7% of the population, identify as Asian. The share of Asian residents in Union Star is comparable to the share in Missouri overall, where 2.1% of the population is Asian. Union Star ranks 615th statewide in terms of Asian residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Union Star's Asian population has grown from 0 to an estimated 4. Asian residents' share of Union Star's population has increased from 0.0% to 0.7%.

Union Star is more Asian than neighboring King City (0% Asian), Cosby (0% Asian), Clarksdale (0% Asian), Rea (0% Asian), and Amity (0% Asian).

Union Star's Hispanic Population

5 residents of Union Star, or 0.9% of the population, identify as Hispanic. The share of Hispanic residents in Union Star is slightly lower than in Missouri overall, where 5.2% of the population is Hispanic. Union Star ranks 949th statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Union Star's Hispanic population has grown by an estimated 150.0%. Hispanic residents' share of Union Star's population has remained roughly unchanged at 0.9%.

Union Star is more Hispanic than neighboring Cosby (0% Hispanic), Rea (0% Hispanic), and Amity (0% Hispanic). Union Star is less Hispanic than neighboring King City (1.1% Hispanic), and Clarksdale (4% Hispanic).

Union Star's Native American/Other Population

0 residents of Union Star, 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 Union Star is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Union Star ranks 584th statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Union Star's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Union Star's population has decreased from 0.5% to 0.0%.

Union Star's Multiracial Population

5 residents of Union Star, or 0.9% of the population, identify as Multiracial. The share of Multiracial residents in Union Star is slightly lower than in Missouri overall, where 4.8% of the population is Multiracial. Union Star ranks 934th statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Union Star's Multiracial population has declined by an estimated 44.4%. Multiracial residents' share of Union Star's population has decreased from 2.4% to 0.9%.

Union Star is more Multiracial than neighboring Cosby (0% Multiracial), Clarksdale (0.5% Multiracial), and Amity (0% Multiracial). Union Star is less Multiracial than neighboring King City (2.7% Multiracial), and Rea (2.6% 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.