McPherson County Demographics

A map of McPherson County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	26,920	26,519	89.1%	87.7%
Hispanic	1,689	1,592	5.6%	5.3%
Multiracial	933	1,183	3.1%	3.9%
Black	528	475	1.7%	1.6%
Asian	117	213	0.4%	0.7%
Native American/Other	18	241	0.1%	0.8%

McPherson County, Kansas has an estimated population of 30,205, a less than 1% change from the 30,223 recorded in the 2020 Census. The population is 89.1% White, 5.6% Hispanic, 3.1% Multiracial, 1.7% Black, 0.4% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of McPherson County, with one dot drawn for each person counted by the Census, color-coded by race.

McPherson 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 McPherson County, that probability was 22.5% in 2020 and 20.1% in the most recent ACS estimates.

McPherson County is ranked the 20th most populous county in Kansas, out of 105 counties. McPherson County was ranked the 20th most populous county in the 2020 Census.

McPherson County's White Population

26,920 residents of McPherson County, or 89.1% of the population, identify as White. The share of White residents in McPherson County is significantly higher than in Kansas overall, where 72.7% of the population is White. McPherson County ranks 45th statewide in terms of White residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's White population has grown by an estimated 1.5%. White residents' share of McPherson County's population has increased from 87.7% to 89.1%.

McPherson County is more White than neighboring Saline County (77.8% White), Harvey County (81.2% White), Rice County (77.6% White), and Reno County (82% White). McPherson County is less White than neighboring Marion County (90.9% White).

McPherson County's Black Population

528 residents of McPherson County, or 1.7% of the population, identify as Black. The share of Black residents in McPherson County is slightly lower than in Kansas overall, where 5.2% of the population is Black. McPherson County ranks 30th statewide in terms of Black residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's Black population has grown by an estimated 11.2%. Black residents' share of McPherson County's population has remained roughly unchanged at 1.7%.

McPherson County is more Black than neighboring Harvey County (1.4% Black), and Marion County (0.9% Black). McPherson County is less Black than neighboring Saline County (3.4% Black), Rice County (1.8% Black), and Reno County (2.7% Black).

McPherson County's Asian Population

117 residents of McPherson County, or 0.4% of the population, identify as Asian. The share of Asian residents in McPherson County is slightly lower than in Kansas overall, where 2.9% of the population is Asian. McPherson County ranks 22nd statewide in terms of Asian residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's Asian population has declined by an estimated 45.1%. Asian residents' share of McPherson County's population has remained roughly unchanged at 0.4%.

McPherson County is more Asian than neighboring Rice County (0% Asian). McPherson County is less Asian than neighboring Saline County (1.7% Asian), Harvey County (1.1% Asian), and Reno County (0.5% Asian).

McPherson County's Hispanic Population

1,689 residents of McPherson County, or 5.6% of the population, identify as Hispanic. The share of Hispanic residents in McPherson County is lower than in Kansas overall, where 13.6% of the population is Hispanic. McPherson County ranks 58th statewide in terms of Hispanic residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's Hispanic population has grown by an estimated 6.1%. Hispanic residents' share of McPherson County's population has remained roughly unchanged at 5.6%.

McPherson County is more Hispanic than neighboring Marion County (4.2% Hispanic). McPherson County is less Hispanic than neighboring Saline County (12.8% Hispanic), Harvey County (12.2% Hispanic), Rice County (14% Hispanic), and Reno County (10.4% Hispanic).

McPherson County's Native American/Other Population

18 residents of McPherson County, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in McPherson County is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. McPherson County ranks 50th statewide in terms of Native American/Other residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's Native American/Other population has declined by an estimated 92.5%. Native American/Other residents' share of McPherson County's population has decreased from 0.8% to 0.1%.

McPherson County is less Native American/Other than neighboring Saline County (0.2% Native American/Other), Harvey County (0.4% Native American/Other), Marion County (0.7% Native American/Other), Rice County (0.6% Native American/Other), and Reno County (0.9% Native American/Other).

McPherson County's Multiracial Population

933 residents of McPherson County, or 3.1% of the population, identify as Multiracial. The share of Multiracial residents in McPherson County is comparable to the share in Kansas overall, where 4.8% of the population is Multiracial. McPherson County ranks 51st statewide in terms of Multiracial residents as a share of the population, out of 105 counties.

Since the 2020 Census, McPherson County's Multiracial population has declined by an estimated 21.1%. Multiracial residents' share of McPherson County's population has decreased from 3.9% to 3.1%.

McPherson County is more Multiracial than neighboring Marion County (2.8% Multiracial). McPherson County is less Multiracial than neighboring Saline County (4.1% Multiracial), Harvey County (3.6% Multiracial), Rice County (6% Multiracial), and Reno County (3.5% 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.