Atchison, KS Demographics

A map of Atchison's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	8,936	8,805	82.9%	80.9%
Multiracial	653	657	6.1%	6.0%
Black	567	742	5.3%	6.8%
Hispanic	541	511	5.0%	4.7%
Asian	48	74	0.4%	0.7%
Native American/Other	40	96	0.4%	0.9%

Atchison, Kansas has an estimated population of 10,785, a less than 1% change from the 10,885 recorded in the 2020 Census. The population is 82.9% White, 6.1% Multiracial, 5.3% Black, 5.0% Hispanic, 0.4% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Atchison, with one dot drawn for each person counted by the Census, color-coded by race.

Atchison has become less 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 Atchison, that probability was 33.5% in 2020 and 30.4% in the most recent ACS estimates.

Atchison is ranked the 35th 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). Atchison was ranked the 35th most populous place in the 2020 Census.

Atchison's White Population

8,936 residents of Atchison, or 82.9% of the population, identify as White. The share of White residents in Atchison is considerably higher than in Kansas overall, where 72.7% of the population is White. Atchison ranks 589th statewide in terms of White residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's White population has grown by an estimated 1.5%. White residents' share of Atchison's population has increased from 80.9% to 82.9%.

Atchison is less White than neighboring Lewis and Clark Village (100% White), Rushville (89.6% White), Lancaster (98.5% White), Iatan (100% White), and Bendena (100% White).

Atchison's Black Population

567 residents of Atchison, or 5.3% of the population, identify as Black. The share of Black residents in Atchison is comparable to the share in Kansas overall, where 5.2% of the population is Black. Atchison ranks 20th statewide in terms of Black residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's Black population has declined by an estimated 23.6%. Black residents' share of Atchison's population has decreased from 6.8% to 5.3%.

Atchison is more Black than neighboring Lewis and Clark Village (0% Black), Rushville (0.4% Black), Lancaster (0% Black), Iatan (0% Black), and Bendena (0% Black).

Atchison's Asian Population

48 residents of Atchison, or 0.4% of the population, identify as Asian. The share of Asian residents in Atchison is slightly lower than in Kansas overall, where 2.9% of the population is Asian. Atchison ranks 156th statewide in terms of Asian residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's Asian population has declined by an estimated 35.1%. Asian residents' share of Atchison's population has remained roughly unchanged at 0.4%.

Atchison is more Asian than neighboring Lewis and Clark Village (0% Asian), Iatan (0% Asian), and Bendena (0% Asian). Atchison is less Asian than neighboring Rushville (2.7% Asian), and Lancaster (0.9% Asian).

Atchison's Hispanic Population

541 residents of Atchison, or 5.0% of the population, identify as Hispanic. The share of Hispanic residents in Atchison is lower than in Kansas overall, where 13.6% of the population is Hispanic. Atchison ranks 306th statewide in terms of Hispanic residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's Hispanic population has grown by an estimated 5.9%. Hispanic residents' share of Atchison's population has remained roughly unchanged at 5.0%.

Atchison is more Hispanic than neighboring Lewis and Clark Village (0% Hispanic), Rushville (1.2% Hispanic), Lancaster (0% Hispanic), Iatan (0% Hispanic), and Bendena (0% Hispanic).

Atchison's Native American/Other Population

40 residents of Atchison, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Atchison is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. Atchison ranks 321st statewide in terms of Native American/Other residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's Native American/Other population has declined by an estimated 58.3%. Native American/Other residents' share of Atchison's population has decreased from 0.9% to 0.4%.

Atchison is more Native American/Other than neighboring Lewis and Clark Village (0% Native American/Other), Rushville (0% Native American/Other), Iatan (0% Native American/Other), and Bendena (0% Native American/Other). Atchison is less Native American/Other than neighboring Lancaster (0.6% Native American/Other).

Atchison's Multiracial Population

653 residents of Atchison, or 6.1% of the population, identify as Multiracial. The share of Multiracial residents in Atchison is comparable to the share in Kansas overall, where 4.8% of the population is Multiracial. Atchison ranks 198th statewide in terms of Multiracial residents as a share of the population, out of 740 places.

Since the 2020 Census, Atchison's Multiracial population has remained roughly the same. Multiracial residents' share of Atchison's population has remained roughly unchanged at 6.1%.

Atchison is more Multiracial than neighboring Lewis and Clark Village (0% Multiracial), Lancaster (0% Multiracial), Iatan (0% Multiracial), and Bendena (0% Multiracial). Atchison is less Multiracial than neighboring Rushville (6.2% 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.