Chapin, IL Demographics

A map of Chapin's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	638	450	95.5%	94.7%
Multiracial	29	21	4.3%	4.4%
Hispanic	1	1	0.1%	0.2%
Black	0	2	0.0%	0.4%
Asian	0	0	0.0%	0.0%
Native American/Other	0	1	0.0%	0.2%

Chapin, Illinois has an estimated population of 668, a dramatic increase from the 475 recorded in the 2020 Census. The population is 95.5% White, 4.3% Multiracial, 0.1% Hispanic, 0.0% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Chapin, with one dot drawn for each person counted by the Census, color-coded by race.

Chapin has become less 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 Chapin, that probability was 10.1% in 2020 and 8.6% in the most recent ACS estimates.

Chapin is ranked the 834th 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). Chapin was ranked the 939th most populous place in the 2020 Census.

Chapin's White Population

638 residents of Chapin, or 95.5% of the population, identify as White. The share of White residents in Chapin is significantly higher than in Illinois overall, where 58.1% of the population is White. Chapin ranks 219th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Chapin's White population has grown by an estimated 41.8%. White residents' share of Chapin's population has increased from 94.7% to 95.5%.

Chapin is more White than neighboring Merritt (8.9% White), and Lynnville (87.1% White). Chapin is less White than neighboring Concord (100% White), Riggston (100% White), and Exeter (100% White).

Chapin's Black Population

0 residents of Chapin, or 0.0% of the population, identify as Black. The share of Black residents in Chapin is considerably lower than in Illinois overall, where 13.3% of the population is Black. Chapin ranks 901st statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Chapin's Black population has declined by an estimated 100.0%. Black residents' share of Chapin's population has remained roughly unchanged at 0.0%.

Chapin is less Black than neighboring Merritt (91.1% Black).

Chapin's Asian Population

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

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

Chapin's Hispanic Population

1 residents of Chapin, or 0.1% of the population, identify as Hispanic. The share of Hispanic residents in Chapin is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Chapin ranks 1386th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Chapin's Hispanic population has remained roughly the same. Hispanic residents' share of Chapin's population has remained roughly unchanged at 0.1%.

Chapin is more Hispanic than neighboring Merritt (0% Hispanic), Concord (0% Hispanic), Riggston (0% Hispanic), and Exeter (0% Hispanic). Chapin is less Hispanic than neighboring Lynnville (11.8% Hispanic).

Chapin's Native American/Other Population

0 residents of Chapin, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Chapin is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Chapin ranks 1008th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Chapin's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Chapin's population has remained roughly unchanged at 0.0%.

Chapin's Multiracial Population

29 residents of Chapin, or 4.3% of the population, identify as Multiracial. The share of Multiracial residents in Chapin is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Chapin ranks 397th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Chapin's Multiracial population has grown by an estimated 38.1%. Multiracial residents' share of Chapin's population has remained roughly unchanged at 4.3%.

Chapin is more Multiracial than neighboring Merritt (0% Multiracial), Concord (0% Multiracial), Riggston (0% Multiracial), Lynnville (1.2% Multiracial), and Exeter (0% 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.