Buffalo, KS Demographics

A map of Buffalo's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	264	204	93.6%	94.0%
Multiracial	16	9	5.7%	4.1%
Hispanic	2	3	0.7%	1.4%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	1	0.0%	0.5%

Buffalo, Kansas has an estimated population of 282, a large increase from the 217 recorded in the 2020 Census. The population is 93.6% White, 5.7% Multiracial, 0.7% Hispanic, 0.0% 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 slightly more racially diverse since the 2020 Census. It is considerably less diverse than Kansas 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 11.4% in 2020 and 12.0% in the most recent ACS estimates.

Buffalo is ranked the 380th most populous place in Kansas, out of 740 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 399th most populous place in the 2020 Census.

Buffalo's White Population

264 residents of Buffalo, or 93.6% of the population, identify as White. The share of White residents in Buffalo is significantly higher than in Kansas overall, where 72.7% of the population is White. Buffalo ranks 107th statewide in terms of White residents as a share of the population, out of 740 places.

Since the 2020 Census, Buffalo's White population has grown by an estimated 29.4%. White residents' share of Buffalo's population has remained roughly unchanged at 93.6%.

Buffalo is more White than neighboring Benedict (83.6% White), Altoona (86.5% White), and Coyville (71% White). Buffalo is less White than neighboring Yates Center (95% White), and Fredonia (94.3% White).

Buffalo's Black Population

0 residents of Buffalo, or 0.0% of the population, identify as Black. The share of Black residents in Buffalo is lower than in Kansas overall, where 5.2% of the population is Black. Buffalo ranks 405th statewide in terms of Black residents as a share of the population, out of 740 places.

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

Buffalo is less Black than neighboring Yates Center (0.2% Black), and Fredonia (0.6% 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 Kansas overall, where 2.9% of the population is Asian. Buffalo ranks 354th statewide in terms of Asian residents as a share of the population, out of 740 places.

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

Buffalo is less Asian than neighboring Fredonia (0.1% Asian).

Buffalo's Hispanic Population

2 residents of Buffalo, or 0.7% of the population, identify as Hispanic. The share of Hispanic residents in Buffalo is considerably lower than in Kansas overall, where 13.6% of the population is Hispanic. Buffalo ranks 599th statewide in terms of Hispanic residents as a share of the population, out of 740 places.

Since the 2020 Census, Buffalo's Hispanic population has declined by an estimated 33.3%. Hispanic residents' share of Buffalo's population has decreased from 1.4% to 0.7%.

Buffalo is more Hispanic than neighboring Benedict (0% Hispanic), Yates Center (0.5% Hispanic), and Coyville (0% Hispanic). Buffalo is less Hispanic than neighboring Altoona (2.6% Hispanic), and Fredonia (1.9% 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 Kansas overall, where 0.9% of the population is Native American/Other. Buffalo ranks 449th statewide in terms of Native American/Other residents as a share of the population, out of 740 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 0.5% to 0.0%.

Buffalo is less Native American/Other than neighboring Benedict (9.8% Native American/Other), Yates Center (0.5% Native American/Other), and Fredonia (0.2% Native American/Other).

Buffalo's Multiracial Population

16 residents of Buffalo, or 5.7% of the population, identify as Multiracial. The share of Multiracial residents in Buffalo is comparable to the share in Kansas overall, where 4.8% of the population is Multiracial. Buffalo ranks 414th statewide in terms of Multiracial residents as a share of the population, out of 740 places.

Since the 2020 Census, Buffalo's Multiracial population has grown by an estimated 77.8%. Multiracial residents' share of Buffalo's population has increased from 4.1% to 5.7%.

Buffalo is more Multiracial than neighboring Yates Center (3.8% Multiracial), and Fredonia (3% Multiracial). Buffalo is less Multiracial than neighboring Benedict (6.6% Multiracial), Altoona (10.9% Multiracial), and Coyville (29% 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.