Maries County Demographics

A map of Maries County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	7,746	7,796	91.7%	92.5%
Multiracial	404	414	4.8%	4.9%
Hispanic	175	134	2.1%	1.6%
Native American/Other	107	58	1.3%	0.7%
Black	18	23	0.2%	0.3%
Asian	0	7	0.0%	0.1%

Maries County, Missouri has an estimated population of 8,450, a less than 1% change from the 8,432 recorded in the 2020 Census. The population is 91.7% White, 4.8% Multiracial, 2.1% Hispanic, 1.3% Native American/Other, 0.2% Black, and 0.0% Asian. This demographic dot map shows the population of Maries County, with one dot drawn for each person counted by the Census, color-coded by race.

Maries has become more 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 Maries County, that probability was 14.2% in 2020 and 15.7% in the most recent ACS estimates.

Maries County is ranked the 96th most populous county in Missouri, out of 115 counties. Maries County was ranked the 95th most populous county in the 2020 Census.

Maries County's White Population

7,746 residents of Maries County, or 91.7% of the population, identify as White. The share of White residents in Maries County is significantly higher than in Missouri overall, where 76.3% of the population is White. Maries County ranks 33rd statewide in terms of White residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's White population has remained roughly the same. White residents' share of Maries County's population has decreased from 92.5% to 91.7%.

Maries County is more White than neighboring Phelps County (84.9% White), Pulaski County (68.5% White), and Cole County (79.2% White). Maries County is less White than neighboring Osage County (96.6% White), and Gasconade County (94.3% White).

Maries County's Black Population

18 residents of Maries County, or 0.2% of the population, identify as Black. The share of Black residents in Maries County is considerably lower than in Missouri overall, where 10.9% of the population is Black. Maries County ranks 99th statewide in terms of Black residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's Black population has declined by an estimated 21.7%. Black residents' share of Maries County's population has remained roughly unchanged at 0.2%.

Maries County is less Black than neighboring Osage County (0.3% Black), Phelps County (2.4% Black), Pulaski County (10.1% Black), Cole County (9.7% Black), and Gasconade County (0.9% Black).

Maries County's Asian Population

0 residents of Maries County, or 0.0% of the population, identify as Asian. The share of Asian residents in Maries County is slightly lower than in Missouri overall, where 2.1% of the population is Asian. Maries County ranks 109th statewide in terms of Asian residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's Asian population has declined by an estimated 100.0%. Asian residents' share of Maries County's population has remained roughly unchanged at 0.0%.

Maries County is less Asian than neighboring Osage County (0.1% Asian), Phelps County (3.7% Asian), Pulaski County (2.1% Asian), Cole County (1.4% Asian), and Gasconade County (0.1% Asian).

Maries County's Hispanic Population

175 residents of Maries County, or 2.1% of the population, identify as Hispanic. The share of Hispanic residents in Maries County is slightly lower than in Missouri overall, where 5.2% of the population is Hispanic. Maries County ranks 93rd statewide in terms of Hispanic residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's Hispanic population has grown by an estimated 30.6%. Hispanic residents' share of Maries County's population has increased from 1.6% to 2.1%.

Maries County is more Hispanic than neighboring Osage County (1.1% Hispanic), and Gasconade County (1.6% Hispanic). Maries County is less Hispanic than neighboring Phelps County (3.1% Hispanic), Pulaski County (11.5% Hispanic), and Cole County (3.6% Hispanic).

Maries County's Native American/Other Population

107 residents of Maries County, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Maries County is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Maries County ranks 56th statewide in terms of Native American/Other residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's Native American/Other population has grown by an estimated 84.5%. Native American/Other residents' share of Maries County's population has increased from 0.7% to 1.3%.

Maries County is more Native American/Other than neighboring Osage County (0.1% Native American/Other), Phelps County (0.9% Native American/Other), Cole County (0.9% Native American/Other), and Gasconade County (0.5% Native American/Other). Maries County is less Native American/Other than neighboring Pulaski County (1.5% Native American/Other).

Maries County's Multiracial Population

404 residents of Maries County, or 4.8% of the population, identify as Multiracial. The share of Multiracial residents in Maries County is comparable to the share in Missouri overall, where 4.8% of the population is Multiracial. Maries County ranks 41st statewide in terms of Multiracial residents as a share of the population, out of 115 counties.

Since the 2020 Census, Maries County's Multiracial population has declined by an estimated 2.4%. Multiracial residents' share of Maries County's population has remained roughly unchanged at 4.8%.

Maries County is more Multiracial than neighboring Osage County (1.8% Multiracial), and Gasconade County (2.6% Multiracial). Maries County is less Multiracial than neighboring Phelps County (5% Multiracial), Pulaski County (6.3% Multiracial), and Cole County (5.1% 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.