Scott County Demographics

A map of Scott County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,712	4,747	95.4%	95.9%
Hispanic	80	48	1.6%	1.0%
Multiracial	69	131	1.4%	2.6%
Black	51	5	1.0%	0.1%
Asian	22	11	0.4%	0.2%
Native American/Other	3	7	0.1%	0.1%

Scott County, Illinois has an estimated population of 4,937, a less than 1% change from the 4,949 recorded in the 2020 Census. The population is 95.4% White, 1.6% Hispanic, 1.4% Multiracial, 1.0% Black, 0.4% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of Scott County, with one dot drawn for each person counted by the Census, color-coded by race.

Scott 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 Scott County, that probability was 7.9% in 2020 and 8.8% in the most recent ACS estimates.

Scott County is ranked the 97th most populous county in Illinois, out of 102 counties. Scott County was ranked the 98th most populous county in the 2020 Census.

Scott County's White Population

4,712 residents of Scott County, or 95.4% of the population, identify as White. The share of White residents in Scott County is significantly higher than in Illinois overall, where 58.1% of the population is White. Scott County ranks 3rd statewide in terms of White residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's White population has remained roughly the same. White residents' share of Scott County's population has decreased from 95.9% to 95.4%.

Scott County is more White than neighboring Morgan County (87.2% White), Cass County (69.9% White), Pike County (94.7% White), and Brown County (74.1% White). Scott County is less White than neighboring Greene County (95.8% White).

Scott County's Black Population

51 residents of Scott County, or 1.0% of the population, identify as Black. The share of Black residents in Scott County is considerably lower than in Illinois overall, where 13.3% of the population is Black. Scott County ranks 102nd statewide in terms of Black residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's Black population has grown by an estimated 920.0%. Black residents' share of Scott County's population has increased from 0.1% to 1.0%.

Scott County is more Black than neighboring Greene County (0.8% Black), and Pike County (0.6% Black). Scott County is less Black than neighboring Morgan County (4.9% Black), Cass County (4% Black), and Brown County (17.8% Black).

Scott County's Asian Population

22 residents of Scott County, or 0.4% of the population, identify as Asian. The share of Asian residents in Scott County is lower than in Illinois overall, where 5.9% of the population is Asian. Scott County ranks 91st statewide in terms of Asian residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's Asian population has grown by an estimated 100.0%. Asian residents' share of Scott County's population has remained roughly unchanged at 0.4%.

Scott County is more Asian than neighboring Pike County (0.3% Asian), and Brown County (0% Asian). Scott County is less Asian than neighboring Morgan County (0.8% Asian), Greene County (0.5% Asian), and Cass County (0.9% Asian).

Scott County's Hispanic Population

80 residents of Scott County, or 1.6% of the population, identify as Hispanic. The share of Hispanic residents in Scott County is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Scott County ranks 100th statewide in terms of Hispanic residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's Hispanic population has grown by an estimated 66.7%. Hispanic residents' share of Scott County's population has increased from 1.0% to 1.6%.

Scott County is more Hispanic than neighboring Greene County (1.1% Hispanic). Scott County is less Hispanic than neighboring Morgan County (2.9% Hispanic), Cass County (22.9% Hispanic), Pike County (2.1% Hispanic), and Brown County (6.7% Hispanic).

Scott County's Native American/Other Population

3 residents of Scott 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 Scott County is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Scott County ranks 101st statewide in terms of Native American/Other residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's Native American/Other population has declined by an estimated 57.1%. Native American/Other residents' share of Scott County's population has remained roughly unchanged at 0.1%.

Scott County is more Native American/Other than neighboring Brown County (0% Native American/Other). Scott County is less Native American/Other than neighboring Morgan County (0.2% Native American/Other), Greene County (0.2% Native American/Other), Cass County (1% Native American/Other), and Pike County (0.4% Native American/Other).

Scott County's Multiracial Population

69 residents of Scott County, or 1.4% of the population, identify as Multiracial. The share of Multiracial residents in Scott County is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Scott County ranks 88th statewide in terms of Multiracial residents as a share of the population, out of 102 counties.

Since the 2020 Census, Scott County's Multiracial population has declined by an estimated 47.3%. Multiracial residents' share of Scott County's population has decreased from 2.6% to 1.4%.

Scott County is more Multiracial than neighboring Cass County (1.3% Multiracial), and Brown County (1.3% Multiracial). Scott County is less Multiracial than neighboring Morgan County (4% Multiracial), Greene County (1.6% Multiracial), and Pike County (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.