Census Dots

Johnson County Demographics

A map of Johnson County's Population by Race

Race
PopulationPercent
White
44,41582.2%
Multiracial
3,2015.9%
Hispanic
2,5954.8%
Black
2,3094.3%
Asian
8211.5%
Native American/Other
6721.2%

Johnson County, Missouri had a population of 54,013 in 2020. It was 82.2% White, 4.3% Black, 1.5% Asian, 4.8% Hispanic, 1.2% Native American/Other, and 5.9% Multiracial. This map presents the population of Johnson County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Johnson County is the 21st most populous county of the 115 counties in Missouri.

Johnson County's White Population

44,415 residents of Johnson County identify as White, or 82.2%. This makes the White share of the population of Johnson County slightly larger than the White share of the population of Missouri (75.8% White). Of the 115 counties in Missouri, Johnson County is ranked #94 in terms of White residents as a share of the population.

Johnson County is more White than neighboring Pettis County (80.9% White), and Jackson County (58.5% White). Johnson County is less White than neighboring Lafayette County (88.7% White), Henry County (90.2% White), and Cass County (82.9% White).

Johnson County's Black Population

2,309 residents of Johnson County identify as Black, or 4.3%. This makes the Black share of the population of Johnson County slightly less than the Black share of the population of Missouri (11.3% Black). Of the 115 counties in Missouri, Johnson County is ranked #29 in terms of Black residents as a share of the population.

Johnson County is more Black than neighboring Lafayette County (2% Black), Henry County (0.8% Black), and Pettis County (3.1% Black). Johnson County is less Black than neighboring Cass County (4.5% Black), and Jackson County (21.8% Black).

Johnson County's Asian Population

821 residents of Johnson County identify as Asian, or 1.5%. This makes the Asian share of the population of Johnson County roughly similar to the Asian share of the population of Missouri (2.1% Asian). Of the 115 counties in Missouri, Johnson County is ranked #16 in terms of Asian residents as a share of the population.

Johnson County is more Asian than neighboring Lafayette County (0.3% Asian), Henry County (0.4% Asian), Pettis County (0.7% Asian), and Cass County (0.8% Asian). Johnson County is less Asian than neighboring Jackson County (2.1% Asian).

Johnson County's Hispanic Population

2,595 residents of Johnson County identify as Hispanic, or 4.8%. This makes the Hispanic share of the population of Johnson County roughly similar to the Hispanic share of the population of Missouri (4.9% Hispanic). Of the 115 counties in Missouri, Johnson County is ranked #20 in terms of Hispanic residents as a share of the population.

Johnson County is more Hispanic than neighboring Lafayette County (3.2% Hispanic), and Henry County (2.6% Hispanic). Johnson County is less Hispanic than neighboring Pettis County (9.3% Hispanic), Cass County (5.2% Hispanic), and Jackson County (10.8% Hispanic).

Johnson County's Native American/Other Population

672 residents of Johnson County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.2%. This makes the Native American/Other share of the population of Johnson County roughly similar to the Native American/Other share of the population of Missouri (0.9% Native American/Other). Of the 115 counties in Missouri, Johnson County is ranked #10 in terms of Native American/Other residents as a share of the population.

Johnson County is more Native American/Other than neighboring Lafayette County (0.6% Native American/Other), Henry County (0.7% Native American/Other), Pettis County (0.9% Native American/Other), Cass County (0.9% Native American/Other), and Jackson County (1% Native American/Other).

Johnson County's Multiracial Population

3,201 residents of Johnson County identify as Multiracial, or 5.9%. This makes the Multiracial share of the population of Johnson County roughly similar to the Multiracial share of the population of Missouri (5% Multiracial). Of the 115 counties in Missouri, Johnson County is ranked #7 in terms of Multiracial residents as a share of the population.

Johnson County is more Multiracial than neighboring Lafayette County (5.1% Multiracial), Henry County (5.2% Multiracial), Pettis County (5% Multiracial), Cass County (5.6% Multiracial), and Jackson County (5.7% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.