Mark, IL Demographics

A map of Mark's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	514	471	89.5%	90.8%
Hispanic	59	24	10.3%	4.6%
Native American/Other	1	4	0.2%	0.8%
Black	0	3	0.0%	0.6%
Asian	0	0	0.0%	0.0%
Multiracial	0	17	0.0%	3.3%

Mark, Illinois has an estimated population of 574, a large increase from the 519 recorded in the 2020 Census. The population is 89.5% White, 10.3% Hispanic, 0.2% Native American/Other, 0.0% Black, 0.0% Asian, and 0.0% Multiracial. This demographic dot map shows the population of Mark, with one dot drawn for each person counted by the Census, color-coded by race.

Mark has become 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 Mark, that probability was 17.3% in 2020 and 18.8% in the most recent ACS estimates.

Mark is ranked the 888th 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). Mark was ranked the 907th most populous place in the 2020 Census.

Mark's White Population

514 residents of Mark, or 89.5% of the population, identify as White. The share of White residents in Mark is significantly higher than in Illinois overall, where 58.1% of the population is White. Mark ranks 721st statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's White population has grown by an estimated 9.1%. White residents' share of Mark's population has decreased from 90.8% to 89.5%.

Mark is more White than neighboring Granville (83.2% White), Standard (86% White), De Pue (29.4% White), and Spring Valley (76.7% White). Mark is less White than neighboring Hennepin (91.4% White).

Mark's Black Population

0 residents of Mark, or 0.0% of the population, identify as Black. The share of Black residents in Mark is considerably lower than in Illinois overall, where 13.3% of the population is Black. Mark ranks 813th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's Black population has declined by an estimated 100.0%. Black residents' share of Mark's population has decreased from 0.6% to 0.0%.

Mark is less Black than neighboring Granville (1.2% Black), Hennepin (0.2% Black), De Pue (0.5% Black), and Spring Valley (0.7% Black).

Mark's Asian Population

0 residents of Mark, or 0.0% of the population, identify as Asian. The share of Asian residents in Mark is lower than in Illinois overall, where 5.9% of the population is Asian. Mark ranks 1029th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's Asian population has grown from 0 to an estimated 0. Asian residents' share of Mark's population has remained roughly unchanged at 0.0%.

Mark is less Asian than neighboring Standard (0.4% Asian), De Pue (3.5% Asian), and Spring Valley (0.5% Asian).

Mark's Hispanic Population

59 residents of Mark, or 10.3% of the population, identify as Hispanic. The share of Hispanic residents in Mark is lower than in Illinois overall, where 18.8% of the population is Hispanic. Mark ranks 539th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's Hispanic population has grown by an estimated 145.8%. Hispanic residents' share of Mark's population has increased from 4.6% to 10.3%.

Mark is more Hispanic than neighboring Hennepin (6.2% Hispanic). Mark is less Hispanic than neighboring Granville (11.4% Hispanic), Standard (12.8% Hispanic), De Pue (64.9% Hispanic), and Spring Valley (18.6% Hispanic).

Mark's Native American/Other Population

1 residents of Mark, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mark is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Mark ranks 224th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's Native American/Other population has declined by an estimated 75.0%. Native American/Other residents' share of Mark's population has decreased from 0.8% to 0.2%.

Mark is more Native American/Other than neighboring Hennepin (0% Native American/Other), Standard (0% Native American/Other), and De Pue (0.1% Native American/Other). Mark is less Native American/Other than neighboring Granville (2.1% Native American/Other), and Spring Valley (0.7% Native American/Other).

Mark's Multiracial Population

0 residents of Mark, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Mark is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Mark ranks 824th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mark's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Mark's population has decreased from 3.3% to 0.0%.

Mark is less Multiracial than neighboring Granville (2.2% Multiracial), Hennepin (2.2% Multiracial), Standard (0.8% Multiracial), De Pue (1.7% Multiracial), and Spring Valley (2.8% 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.