Buffalo, MO Demographics

A map of Buffalo's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,190	2,917	93.4%	88.7%
Hispanic	129	107	3.8%	3.3%
Multiracial	90	207	2.6%	6.3%
Black	8	9	0.2%	0.3%
Asian	0	9	0.0%	0.3%
Native American/Other	0	41	0.0%	1.2%

Buffalo, Missouri has an estimated population of 3,417, an increase from the 3,290 recorded in the 2020 Census. The population is 93.4% White, 3.8% Hispanic, 2.6% Multiracial, 0.2% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Buffalo, with one dot drawn for each person counted by the Census, color-coded by race.

Buffalo has become considerably 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 Buffalo, that probability was 20.9% in 2020 and 12.6% in the most recent ACS estimates.

Buffalo is ranked the 189th 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). Buffalo was ranked the 189th most populous place in the 2020 Census.

Buffalo's White Population

3,190 residents of Buffalo, or 93.4% of the population, identify as White. The share of White residents in Buffalo is significantly higher than in Missouri overall, where 76.3% of the population is White. Buffalo ranks 623rd statewide in terms of White residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Buffalo's White population has grown by an estimated 9.4%. White residents' share of Buffalo's population has increased from 88.7% to 93.4%.

Buffalo is more White than neighboring Louisburg (66% White), Halfway (89.8% White), and Urbana (91.2% White). Buffalo is less White than neighboring Pleasant Hope (93.7% White), and Bennett Springs (100% White).

Buffalo's Black Population

8 residents of Buffalo, or 0.2% of the population, identify as Black. The share of Black residents in Buffalo is considerably lower than in Missouri overall, where 10.9% of the population is Black. Buffalo ranks 660th statewide in terms of Black residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Buffalo's Black population has declined by an estimated 11.1%. Black residents' share of Buffalo's population has remained roughly unchanged at 0.2%.

Buffalo is more Black than neighboring Louisburg (0% Black), Halfway (0% Black), Pleasant Hope (0% Black), and Bennett Springs (0% Black). Buffalo is less Black than neighboring Urbana (1.1% Black).

Buffalo's Asian Population

0 residents of Buffalo, or 0.0% of the population, identify as Asian. The share of Asian residents in Buffalo is slightly lower than in Missouri overall, where 2.1% of the population is Asian. Buffalo ranks 493rd statewide in terms of Asian residents as a share of the population, out of 1,082 places.

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

Buffalo is less Asian than neighboring Urbana (0.7% Asian).

Buffalo's Hispanic Population

129 residents of Buffalo, or 3.8% of the population, identify as Hispanic. The share of Hispanic residents in Buffalo is comparable to the share in Missouri overall, where 5.2% of the population is Hispanic. Buffalo ranks 341st statewide in terms of Hispanic residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Buffalo's Hispanic population has grown by an estimated 20.6%. Hispanic residents' share of Buffalo's population has increased from 3.3% to 3.8%.

Buffalo is more Hispanic than neighboring Halfway (0% Hispanic), Urbana (1.8% Hispanic), Pleasant Hope (0.7% Hispanic), and Bennett Springs (0% Hispanic). Buffalo is less Hispanic than neighboring Louisburg (32.6% Hispanic).

Buffalo's Native American/Other Population

0 residents of Buffalo, 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 Buffalo is comparable to the share in Missouri overall, where 0.7% of the population is Native American/Other. Buffalo ranks 232nd statewide in terms of Native American/Other residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Buffalo's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Buffalo's population has decreased from 1.2% to 0.0%.

Buffalo is less Native American/Other than neighboring Louisburg (0.7% Native American/Other), and Urbana (0.7% Native American/Other).

Buffalo's Multiracial Population

90 residents of Buffalo, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Buffalo is slightly lower than in Missouri overall, where 4.8% of the population is Multiracial. Buffalo ranks 272nd statewide in terms of Multiracial residents as a share of the population, out of 1,082 places.

Since the 2020 Census, Buffalo's Multiracial population has declined by an estimated 56.5%. Multiracial residents' share of Buffalo's population has decreased from 6.3% to 2.6%.

Buffalo is more Multiracial than neighboring Louisburg (0.7% Multiracial), and Bennett Springs (0% Multiracial). Buffalo is less Multiracial than neighboring Halfway (10.2% Multiracial), Urbana (4.5% Multiracial), and Pleasant Hope (5.6% 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.