Gilliam, MO Demographics

A map of Gilliam's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	234	156	72.2%	89.1%
Multiracial	56	12	17.3%	6.9%
Black	25	0	7.7%	0.0%
Native American/Other	9	0	2.8%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	7	0.0%	4.0%

Gilliam, Missouri has an estimated population of 324, a dramatic increase from the 175 recorded in the 2020 Census. The population is 72.2% White, 17.3% Multiracial, 7.7% Black, 2.8% Native American/Other, 0.0% Asian, and 0.0% Hispanic. This demographic dot map shows the population of Gilliam, with one dot drawn for each person counted by the Census, color-coded by race.

Gilliam has become considerably more racially diverse since the 2020 Census. It is more 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 Gilliam, that probability was 19.9% in 2020 and 44.2% in the most recent ACS estimates.

Gilliam is ranked the 621st 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). Gilliam was ranked the 757th most populous place in the 2020 Census.

Gilliam's White Population

234 residents of Gilliam, or 72.2% of the population, identify as White. The share of White residents in Gilliam is slightly lower than in Missouri overall, where 76.3% of the population is White. Gilliam ranks 593rd statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Gilliam's White population has grown by an estimated 50.0%. White residents' share of Gilliam's population has decreased from 89.1% to 72.2%.

Gilliam is more White than neighboring Dalton (0% White). Gilliam is less White than neighboring Slater (72.5% White), Glasgow (82.6% White), Arrow Rock (95.4% White), and Keytesville (95.9% White).

Gilliam's Black Population

25 residents of Gilliam, or 7.7% of the population, identify as Black. The share of Black residents in Gilliam is slightly lower than in Missouri overall, where 10.9% of the population is Black. Gilliam ranks 725th statewide in terms of Black residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Gilliam's Black population has grown from 0 to an estimated 25. Black residents' share of Gilliam's population has increased from 0.0% to 7.7%.

Gilliam is more Black than neighboring Arrow Rock (0% Black), and Keytesville (0.5% Black). Gilliam is less Black than neighboring Slater (14.1% Black), Glasgow (10.9% Black), and Dalton (100% Black).

Gilliam's Asian Population

0 residents of Gilliam, or 0.0% of the population, identify as Asian. The share of Asian residents in Gilliam is slightly lower than in Missouri overall, where 2.1% of the population is Asian. Gilliam ranks 615th statewide in terms of Asian residents as a share of the population, out of 1,082 places.

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

Gilliam is less Asian than neighboring Slater (2.6% Asian), and Keytesville (3.2% Asian).

Gilliam's Hispanic Population

0 residents of Gilliam, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Gilliam is lower than in Missouri overall, where 5.2% of the population is Hispanic. Gilliam ranks 249th statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Gilliam's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Gilliam's population has decreased from 4.0% to 0.0%.

Gilliam is less Hispanic than neighboring Slater (9% Hispanic), Glasgow (3.3% Hispanic), and Arrow Rock (1.5% Hispanic).

Gilliam's Native American/Other Population

9 residents of Gilliam, or 2.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Gilliam is slightly higher than in Missouri overall, where 0.7% of the population is Native American/Other. Gilliam ranks 807th statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Gilliam's Native American/Other population has grown from 0 to an estimated 9. Native American/Other residents' share of Gilliam's population has increased from 0.0% to 2.8%.

Gilliam is more Native American/Other than neighboring Slater (0% Native American/Other), Glasgow (0.4% Native American/Other), Dalton (0% Native American/Other), Arrow Rock (0% Native American/Other), and Keytesville (0% Native American/Other).

Gilliam's Multiracial Population

56 residents of Gilliam, or 17.3% of the population, identify as Multiracial. The share of Multiracial residents in Gilliam is considerably higher than in Missouri overall, where 4.8% of the population is Multiracial. Gilliam ranks 200th statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Gilliam's Multiracial population has grown by an estimated 366.7%. Multiracial residents' share of Gilliam's population has increased from 6.9% to 17.3%.

Gilliam is more Multiracial than neighboring Slater (1.9% Multiracial), Glasgow (2.8% Multiracial), Dalton (0% Multiracial), Arrow Rock (3.1% Multiracial), and Keytesville (0.5% 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.