Marshall County Demographics

A map of Marshall County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	9,322	9,410	93.3%	93.7%
Hispanic	280	227	2.8%	2.3%
Multiracial	235	285	2.4%	2.8%
Black	71	39	0.7%	0.4%
Native American/Other	52	36	0.5%	0.4%
Asian	33	41	0.3%	0.4%

Marshall County, Kansas has an estimated population of 9,993, a less than 1% change from the 10,038 recorded in the 2020 Census. The population is 93.3% White, 2.8% Hispanic, 2.4% Multiracial, 0.7% Black, 0.5% Native American/Other, and 0.3% Asian. This demographic dot map shows the population of Marshall County, with one dot drawn for each person counted by the Census, color-coded by race.

Marshall 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 Marshall County, that probability was 12.0% in 2020 and 12.8% in the most recent ACS estimates.

Marshall County is ranked the 39th most populous county in Kansas, out of 105 counties. Marshall County was ranked the 39th most populous county in the 2020 Census.

Marshall County's White Population

9,322 residents of Marshall County, or 93.3% of the population, identify as White. The share of White residents in Marshall County is significantly higher than in Kansas overall, where 72.7% of the population is White. Marshall County ranks 5th statewide in terms of White residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's White population has remained roughly the same. White residents' share of Marshall County's population has remained roughly unchanged at 93.3%.

Marshall County is more White than neighboring Pottawatomie County (87.1% White), Gage County (92.5% White), and Riley County (73.6% White). Marshall County is less White than neighboring Pawnee County (93.9% White).

Marshall County's Black Population

71 residents of Marshall County, or 0.7% of the population, identify as Black. The share of Black residents in Marshall County is slightly lower than in Kansas overall, where 5.2% of the population is Black. Marshall County ranks 68th statewide in terms of Black residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's Black population has grown by an estimated 82.1%. Black residents' share of Marshall County's population has remained roughly unchanged at 0.7%.

Marshall County is more Black than neighboring Pawnee County (0.1% Black), and Gage County (0.5% Black). Marshall County is less Black than neighboring Pottawatomie County (1.6% Black), Nemaha County (1.2% Black), and Riley County (6.4% Black).

Marshall County's Asian Population

33 residents of Marshall County, or 0.3% of the population, identify as Asian. The share of Asian residents in Marshall County is slightly lower than in Kansas overall, where 2.9% of the population is Asian. Marshall County ranks 56th statewide in terms of Asian residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's Asian population has declined by an estimated 19.5%. Asian residents' share of Marshall County's population has remained roughly unchanged at 0.3%.

Marshall County is more Asian than neighboring Pawnee County (0% Asian). Marshall County is less Asian than neighboring Pottawatomie County (0.4% Asian), Gage County (0.7% Asian), Nemaha County (0.6% Asian), and Riley County (4.1% Asian).

Marshall County's Hispanic Population

280 residents of Marshall County, or 2.8% of the population, identify as Hispanic. The share of Hispanic residents in Marshall County is considerably lower than in Kansas overall, where 13.6% of the population is Hispanic. Marshall County ranks 100th statewide in terms of Hispanic residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's Hispanic population has grown by an estimated 23.3%. Hispanic residents' share of Marshall County's population has increased from 2.3% to 2.8%.

Marshall County is more Hispanic than neighboring Pawnee County (1.9% Hispanic), and Nemaha County (2.6% Hispanic). Marshall County is less Hispanic than neighboring Pottawatomie County (6.1% Hispanic), Gage County (3.4% Hispanic), and Riley County (10% Hispanic).

Marshall County's Native American/Other Population

52 residents of Marshall 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 Marshall County is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. Marshall County ranks 98th statewide in terms of Native American/Other residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's Native American/Other population has grown by an estimated 44.4%. Native American/Other residents' share of Marshall County's population has remained roughly unchanged at 0.5%.

Marshall County is more Native American/Other than neighboring Pawnee County (0% Native American/Other). Marshall County is less Native American/Other than neighboring Pottawatomie County (1.1% Native American/Other), Nemaha County (0.7% Native American/Other), and Riley County (1% Native American/Other).

Marshall County's Multiracial Population

235 residents of Marshall County, or 2.4% of the population, identify as Multiracial. The share of Multiracial residents in Marshall County is slightly lower than in Kansas overall, where 4.8% of the population is Multiracial. Marshall County ranks 86th statewide in terms of Multiracial residents as a share of the population, out of 105 counties.

Since the 2020 Census, Marshall County's Multiracial population has declined by an estimated 17.5%. Multiracial residents' share of Marshall County's population has remained roughly unchanged at 2.4%.

Marshall County is more Multiracial than neighboring Nemaha County (1.7% Multiracial). Marshall County is less Multiracial than neighboring Pottawatomie County (3.7% Multiracial), Pawnee County (4.1% Multiracial), Gage County (2.5% Multiracial), and Riley 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.