Richland County Demographics

A map of Richland County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	14,565	14,813	93.4%	93.7%
Multiracial	440	472	2.8%	3.0%
Hispanic	309	273	2.0%	1.7%
Native American/Other	151	57	1.0%	0.4%
Asian	85	123	0.5%	0.8%
Black	48	75	0.3%	0.5%

Richland County, Illinois has an estimated population of 15,598, a slight decrease from the 15,813 recorded in the 2020 Census. The population is 93.4% White, 2.8% Multiracial, 2.0% Hispanic, 1.0% Native American/Other, 0.5% Asian, and 0.3% Black. This demographic dot map shows the population of Richland County, with one dot drawn for each person counted by the Census, color-coded by race.

Richland has become slightly more racially diverse since the 2020 Census. It is considerably less diverse than Illinois overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Richland County, that probability was 12.1% in 2020 and 12.7% in the most recent ACS estimates.

Richland County is ranked the 67th most populous county in Illinois, out of 102 counties. Richland County was ranked the 67th most populous county in the 2020 Census.

Richland County's White Population

14,565 residents of Richland County, or 93.4% of the population, identify as White. The share of White residents in Richland County is significantly higher than in Illinois overall, where 58.1% of the population is White. Richland County ranks 22nd statewide in terms of White residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's White population has declined by an estimated 1.7%. White residents' share of Richland County's population has remained roughly unchanged at 93.4%.

Richland County is more White than neighboring Lawrence County (83.8% White). Richland County is less White than neighboring Edwards County (94.7% White), Jasper County (96.8% White), and Clay County (94.8% White).

Richland County's Black Population

48 residents of Richland County, or 0.3% of the population, identify as Black. The share of Black residents in Richland County is considerably lower than in Illinois overall, where 13.3% of the population is Black. Richland County ranks 79th statewide in terms of Black residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's Black population has declined by an estimated 36.0%. Black residents' share of Richland County's population has remained roughly unchanged at 0.3%.

Richland County is more Black than neighboring Edwards County (0.1% Black), and Jasper County (0.1% Black). Richland County is less Black than neighboring Lawrence County (6.2% Black), and Wabash County (0.5% Black).

Richland County's Asian Population

85 residents of Richland County, or 0.5% of the population, identify as Asian. The share of Asian residents in Richland County is lower than in Illinois overall, where 5.9% of the population is Asian. Richland County ranks 34th statewide in terms of Asian residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's Asian population has declined by an estimated 30.9%. Asian residents' share of Richland County's population has remained roughly unchanged at 0.5%.

Richland County is more Asian than neighboring Edwards County (0.2% Asian), Jasper County (0.1% Asian), and Clay County (0.2% Asian). Richland County is less Asian than neighboring Wabash County (1.6% Asian).

Richland County's Hispanic Population

309 residents of Richland County, or 2.0% of the population, identify as Hispanic. The share of Hispanic residents in Richland County is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Richland County ranks 78th statewide in terms of Hispanic residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's Hispanic population has grown by an estimated 13.2%. Hispanic residents' share of Richland County's population has remained roughly unchanged at 2.0%.

Richland County is more Hispanic than neighboring Edwards County (1.5% Hispanic), and Jasper County (1.3% Hispanic). Richland County is less Hispanic than neighboring Lawrence County (2.1% Hispanic), and Wabash County (2.1% Hispanic).

Richland County's Native American/Other Population

151 residents of Richland County, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Richland County is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Richland County ranks 69th statewide in terms of Native American/Other residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's Native American/Other population has grown by an estimated 164.9%. Native American/Other residents' share of Richland County's population has increased from 0.4% to 1.0%.

Richland County is more Native American/Other than neighboring Edwards County (0.1% Native American/Other), Jasper County (0% Native American/Other), Lawrence County (0.1% Native American/Other), Wabash County (0.1% Native American/Other), and Clay County (0.3% Native American/Other).

Richland County's Multiracial Population

440 residents of Richland County, or 2.8% of the population, identify as Multiracial. The share of Multiracial residents in Richland County is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Richland County ranks 69th statewide in terms of Multiracial residents as a share of the population, out of 102 counties.

Since the 2020 Census, Richland County's Multiracial population has declined by an estimated 6.8%. Multiracial residents' share of Richland County's population has remained roughly unchanged at 2.8%.

Richland County is more Multiracial than neighboring Jasper County (1.6% Multiracial), Wabash County (2.2% Multiracial), and Clay County (2.3% Multiracial). Richland County is less Multiracial than neighboring Edwards County (3.4% Multiracial), and Lawrence County (7.3% 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.