Marissa, IL Demographics

A map of Marissa's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,020	1,705	82.8%	93.0%
Multiracial	146	75	11.9%	4.1%
Hispanic	61	29	5.0%	1.6%
Native American/Other	5	4	0.4%	0.2%
Black	0	20	0.0%	1.1%
Asian	0	0	0.0%	0.0%

Marissa, Illinois has an estimated population of 1,232, a dramatic decrease from the 1,833 recorded in the 2020 Census. The population is 82.8% White, 11.9% Multiracial, 5.0% Hispanic, 0.4% Native American/Other, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Marissa, with one dot drawn for each person counted by the Census, color-coded by race.

Marissa has become considerably 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 Marissa, that probability was 13.3% in 2020 and 29.8% in the most recent ACS estimates.

Marissa is ranked the 642nd 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). Marissa was ranked the 518th most populous place in the 2020 Census.

Marissa's White Population

1,020 residents of Marissa, or 82.8% of the population, identify as White. The share of White residents in Marissa is significantly higher than in Illinois overall, where 58.1% of the population is White. Marissa ranks 474th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Marissa's White population has declined by an estimated 40.2%. White residents' share of Marissa's population has decreased from 93.0% to 82.8%.

Marissa is more White than neighboring Sparta (81.1% White). Marissa is less White than neighboring Lenzburg (92.5% White), Darmstadt (100% White), Baldwin (98.6% White), and Tilden (91.6% White).

Marissa's Black Population

0 residents of Marissa, or 0.0% of the population, identify as Black. The share of Black residents in Marissa is considerably lower than in Illinois overall, where 13.3% of the population is Black. Marissa ranks 546th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Marissa's Black population has declined by an estimated 100.0%. Black residents' share of Marissa's population has decreased from 1.1% to 0.0%.

Marissa is less Black than neighboring Lenzburg (0.2% Black), Tilden (1% Black), and Sparta (13.3% Black).

Marissa's Asian Population

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

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

Marissa is less Asian than neighboring Tilden (1% Asian), and Sparta (0.2% Asian).

Marissa's Hispanic Population

61 residents of Marissa, or 5.0% of the population, identify as Hispanic. The share of Hispanic residents in Marissa is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Marissa ranks 1089th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Marissa's Hispanic population has grown by an estimated 110.3%. Hispanic residents' share of Marissa's population has increased from 1.6% to 5.0%.

Marissa is more Hispanic than neighboring Lenzburg (3% Hispanic), Darmstadt (0% Hispanic), Baldwin (1.4% Hispanic), Tilden (2.6% Hispanic), and Sparta (2% Hispanic).

Marissa's Native American/Other Population

5 residents of Marissa, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marissa is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Marissa ranks 1001st statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Marissa's Native American/Other population has grown by an estimated 25.0%. Native American/Other residents' share of Marissa's population has remained roughly unchanged at 0.4%.

Marissa is more Native American/Other than neighboring Lenzburg (0.2% Native American/Other), Darmstadt (0% Native American/Other), and Baldwin (0% Native American/Other). Marissa is less Native American/Other than neighboring Tilden (0.5% Native American/Other).

Marissa's Multiracial Population

146 residents of Marissa, or 11.9% of the population, identify as Multiracial. The share of Multiracial residents in Marissa is higher than in Illinois overall, where 3.4% of the population is Multiracial. Marissa ranks 499th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Marissa's Multiracial population has grown by an estimated 94.7%. Multiracial residents' share of Marissa's population has increased from 4.1% to 11.9%.

Marissa is more Multiracial than neighboring Lenzburg (4% Multiracial), Darmstadt (0% Multiracial), Baldwin (0% Multiracial), Tilden (3.1% Multiracial), and Sparta (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.