Mount Carroll, IL Demographics

A map of Mount Carroll's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,402	1,387	93.4%	93.8%
Hispanic	41	42	2.7%	2.8%
Asian	22	3	1.5%	0.2%
Black	16	5	1.1%	0.3%
Multiracial	16	40	1.1%	2.7%
Native American/Other	4	2	0.3%	0.1%

Mount Carroll, Illinois has an estimated population of 1,501, a slight increase from the 1,479 recorded in the 2020 Census. The population is 93.4% White, 2.7% Hispanic, 1.5% Asian, 1.1% Black, 1.1% Multiracial, and 0.3% Native American/Other. This demographic dot map shows the population of Mount Carroll, with one dot drawn for each person counted by the Census, color-coded by race.

Mount Carroll 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 Mount Carroll, that probability was 11.9% in 2020 and 12.6% in the most recent ACS estimates.

Mount Carroll is ranked the 583rd most populous place in Illinois, out of 1,461 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Mount Carroll was ranked the 579th most populous place in the 2020 Census.

Mount Carroll's White Population

1,402 residents of Mount Carroll, or 93.4% of the population, identify as White. The share of White residents in Mount Carroll is significantly higher than in Illinois overall, where 58.1% of the population is White. Mount Carroll ranks 359th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's White population has grown by an estimated 1.1%. White residents' share of Mount Carroll's population has remained roughly unchanged at 93.4%.

Mount Carroll is more White than neighboring Chadwick (89.8% White), Savanna (86.5% White), and Thomson (42.2% White). Mount Carroll is less White than neighboring Lake Carroll (99.8% White), and Lanark (93.5% White).

Mount Carroll's Black Population

16 residents of Mount Carroll, or 1.1% of the population, identify as Black. The share of Black residents in Mount Carroll is considerably lower than in Illinois overall, where 13.3% of the population is Black. Mount Carroll ranks 954th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's Black population has grown by an estimated 220.0%. Black residents' share of Mount Carroll's population has increased from 0.3% to 1.1%.

Mount Carroll is more Black than neighboring Chadwick (0% Black), Lake Carroll (0% Black), Lanark (0.1% Black), and Savanna (0.3% Black). Mount Carroll is less Black than neighboring Thomson (32.6% Black).

Mount Carroll's Asian Population

22 residents of Mount Carroll, or 1.5% of the population, identify as Asian. The share of Asian residents in Mount Carroll is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Mount Carroll ranks 911th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's Asian population has grown by an estimated 633.3%. Asian residents' share of Mount Carroll's population has increased from 0.2% to 1.5%.

Mount Carroll is more Asian than neighboring Lake Carroll (0% Asian), Lanark (0% Asian), and Thomson (0.9% Asian). Mount Carroll is less Asian than neighboring Chadwick (2.4% Asian), and Savanna (1.6% Asian).

Mount Carroll's Hispanic Population

41 residents of Mount Carroll, or 2.7% of the population, identify as Hispanic. The share of Hispanic residents in Mount Carroll is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Mount Carroll ranks 773rd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's Hispanic population has declined by an estimated 2.4%. Hispanic residents' share of Mount Carroll's population has remained roughly unchanged at 2.7%.

Mount Carroll is more Hispanic than neighboring Lake Carroll (0% Hispanic). Mount Carroll is less Hispanic than neighboring Chadwick (6.8% Hispanic), Lanark (4.3% Hispanic), Savanna (7.7% Hispanic), and Thomson (20.7% Hispanic).

Mount Carroll's Native American/Other Population

4 residents of Mount Carroll, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mount Carroll is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Mount Carroll ranks 1087th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's Native American/Other population has grown by an estimated 100.0%. Native American/Other residents' share of Mount Carroll's population has remained roughly unchanged at 0.3%.

Mount Carroll is more Native American/Other than neighboring Chadwick (0% Native American/Other), Lake Carroll (0% Native American/Other), and Lanark (0% Native American/Other). Mount Carroll is less Native American/Other than neighboring Savanna (0.4% Native American/Other), and Thomson (2.7% Native American/Other).

Mount Carroll's Multiracial Population

16 residents of Mount Carroll, or 1.1% of the population, identify as Multiracial. The share of Multiracial residents in Mount Carroll is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Mount Carroll ranks 1039th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Carroll's Multiracial population has declined by an estimated 60.0%. Multiracial residents' share of Mount Carroll's population has decreased from 2.7% to 1.1%.

Mount Carroll is more Multiracial than neighboring Chadwick (1% Multiracial), Lake Carroll (0.2% Multiracial), and Thomson (0.9% Multiracial). Mount Carroll is less Multiracial than neighboring Lanark (2.1% Multiracial), and Savanna (3.6% 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.