Montgomery County Demographics

A map of Montgomery County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	10,549	10,444	92.3%	92.2%
Multiracial	447	449	3.9%	4.0%
Hispanic	266	229	2.3%	2.0%
Black	97	101	0.8%	0.9%
Native American/Other	58	49	0.5%	0.4%
Asian	9	50	0.1%	0.4%

Montgomery County, Missouri has an estimated population of 11,426, a less than 1% change from the 11,322 recorded in the 2020 Census. The population is 92.3% White, 3.9% Multiracial, 2.3% Hispanic, 0.8% Black, 0.5% Native American/Other, and 0.1% Asian. This demographic dot map shows the population of Montgomery County, with one dot drawn for each person counted by the Census, color-coded by race.

Montgomery is about as racially diverse as it was in 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 Montgomery County, that probability was 14.7% in 2020 and 14.5% in the most recent ACS estimates.

Montgomery County is ranked the 79th most populous county in Missouri, out of 115 counties. Montgomery County was ranked the 79th most populous county in the 2020 Census.

Montgomery County's White Population

10,549 residents of Montgomery County, or 92.3% of the population, identify as White. The share of White residents in Montgomery County is significantly higher than in Missouri overall, where 76.3% of the population is White. Montgomery County ranks 39th statewide in terms of White residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's White population has grown by an estimated 1.0%. White residents' share of Montgomery County's population has remained roughly unchanged at 92.3%.

Montgomery County is more White than neighboring Warren County (89.4% White), Audrain County (87.2% White), Callaway County (88% White), and Pike County (89% White). Montgomery County is less White than neighboring Gasconade County (94.3% White).

Montgomery County's Black Population

97 residents of Montgomery County, or 0.8% of the population, identify as Black. The share of Black residents in Montgomery County is considerably lower than in Missouri overall, where 10.9% of the population is Black. Montgomery County ranks 59th statewide in terms of Black residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's Black population has declined by an estimated 4.0%. Black residents' share of Montgomery County's population has remained roughly unchanged at 0.8%.

Montgomery County is less Black than neighboring Warren County (1.1% Black), Audrain County (4.4% Black), Callaway County (3.7% Black), Pike County (5% Black), and Gasconade County (0.9% Black).

Montgomery County's Asian Population

9 residents of Montgomery County, or 0.1% of the population, identify as Asian. The share of Asian residents in Montgomery County is comparable to the share in Missouri overall, where 2.1% of the population is Asian. Montgomery County ranks 45th statewide in terms of Asian residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's Asian population has declined by an estimated 82.0%. Asian residents' share of Montgomery County's population has remained roughly unchanged at 0.1%.

Montgomery County is less Asian than neighboring Warren County (0.4% Asian), Audrain County (0.6% Asian), and Pike County (0.3% Asian).

Montgomery County's Hispanic Population

266 residents of Montgomery County, or 2.3% of the population, identify as Hispanic. The share of Hispanic residents in Montgomery County is slightly lower than in Missouri overall, where 5.2% of the population is Hispanic. Montgomery County ranks 66th statewide in terms of Hispanic residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's Hispanic population has grown by an estimated 16.2%. Hispanic residents' share of Montgomery County's population has remained roughly unchanged at 2.3%.

Montgomery County is more Hispanic than neighboring Gasconade County (1.6% Hispanic). Montgomery County is less Hispanic than neighboring Warren County (4.1% Hispanic), Audrain County (3.2% Hispanic), Callaway County (2.5% Hispanic), and Pike County (2.5% Hispanic).

Montgomery County's Native American/Other Population

58 residents of Montgomery County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Montgomery County is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Montgomery County ranks 94th statewide in terms of Native American/Other residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's Native American/Other population has grown by an estimated 18.4%. Native American/Other residents' share of Montgomery County's population has remained roughly unchanged at 0.5%.

Montgomery County is more Native American/Other than neighboring Warren County (0.2% Native American/Other). Montgomery County is less Native American/Other than neighboring Callaway County (0.7% Native American/Other), and Pike County (0.7% Native American/Other).

Montgomery County's Multiracial Population

447 residents of Montgomery County, or 3.9% of the population, identify as Multiracial. The share of Multiracial residents in Montgomery County is comparable to the share in Missouri overall, where 4.8% of the population is Multiracial. Montgomery County ranks 81st statewide in terms of Multiracial residents as a share of the population, out of 115 counties.

Since the 2020 Census, Montgomery County's Multiracial population has remained roughly the same. Multiracial residents' share of Montgomery County's population has remained roughly unchanged at 3.9%.

Montgomery County is more Multiracial than neighboring Pike County (2.6% Multiracial), and Gasconade County (2.6% Multiracial). Montgomery County is less Multiracial than neighboring Warren County (4.7% Multiracial), Audrain County (4.1% Multiracial), and Callaway County (4.9% 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.