Lyndon, IL Demographics

A map of Lyndon's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	380	498	87.8%	92.7%
Hispanic	36	16	8.3%	3.0%
Multiracial	11	22	2.5%	4.1%
Black	4	0	0.9%	0.0%
Asian	1	0	0.2%	0.0%
Native American/Other	1	1	0.2%	0.2%

Lyndon, Illinois has an estimated population of 433, a large decrease from the 537 recorded in the 2020 Census. The population is 87.8% White, 8.3% Hispanic, 2.5% Multiracial, 0.9% Black, 0.2% Asian, and 0.2% Native American/Other. This demographic dot map shows the population of Lyndon, with one dot drawn for each person counted by the Census, color-coded by race.

Lyndon 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 Lyndon, that probability was 13.7% in 2020 and 22.2% in the most recent ACS estimates.

Lyndon is ranked the 981st 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). Lyndon was ranked the 890th most populous place in the 2020 Census.

Lyndon's White Population

380 residents of Lyndon, or 87.8% of the population, identify as White. The share of White residents in Lyndon is significantly higher than in Illinois overall, where 58.1% of the population is White. Lyndon ranks 509th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's White population has declined by an estimated 23.7%. White residents' share of Lyndon's population has decreased from 92.7% to 87.8%.

Lyndon is more White than neighboring Como (60.6% White). Lyndon is less White than neighboring Prophetstown (89.7% White), Morrison (92% White), Tampico (93.3% White), and Erie (92.7% White).

Lyndon's Black Population

4 residents of Lyndon, or 0.9% of the population, identify as Black. The share of Black residents in Lyndon is considerably lower than in Illinois overall, where 13.3% of the population is Black. Lyndon ranks 1104th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's Black population has grown from 0 to an estimated 4. Black residents' share of Lyndon's population has increased from 0.0% to 0.9%.

Lyndon is more Black than neighboring Tampico (0% Black), and Erie (0.1% Black). Lyndon is less Black than neighboring Prophetstown (2.8% Black), Morrison (2% Black), and Como (6.2% Black).

Lyndon's Asian Population

1 residents of Lyndon, or 0.2% of the population, identify as Asian. The share of Asian residents in Lyndon is lower than in Illinois overall, where 5.9% of the population is Asian. Lyndon ranks 1029th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's Asian population has grown from 0 to an estimated 1. Asian residents' share of Lyndon's population has remained roughly unchanged at 0.2%.

Lyndon is more Asian than neighboring Tampico (0% Asian), and Como (0% Asian). Lyndon is less Asian than neighboring Prophetstown (0.4% Asian), Morrison (0.5% Asian), and Erie (0.5% Asian).

Lyndon's Hispanic Population

36 residents of Lyndon, or 8.3% of the population, identify as Hispanic. The share of Hispanic residents in Lyndon is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Lyndon ranks 747th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's Hispanic population has grown by an estimated 125.0%. Hispanic residents' share of Lyndon's population has increased from 3.0% to 8.3%.

Lyndon is more Hispanic than neighboring Prophetstown (1.4% Hispanic), Morrison (3.2% Hispanic), Tampico (4.1% Hispanic), and Erie (1.1% Hispanic). Lyndon is less Hispanic than neighboring Como (17.9% Hispanic).

Lyndon's Native American/Other Population

1 residents of Lyndon, 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 Lyndon is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Lyndon ranks 1042nd statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's Native American/Other population has remained roughly the same. Native American/Other residents' share of Lyndon's population has remained roughly unchanged at 0.2%.

Lyndon is more Native American/Other than neighboring Morrison (0% Native American/Other), Tampico (0% Native American/Other), and Como (0% Native American/Other). Lyndon is less Native American/Other than neighboring Prophetstown (1.5% Native American/Other), and Erie (1.9% Native American/Other).

Lyndon's Multiracial Population

11 residents of Lyndon, or 2.5% of the population, identify as Multiracial. The share of Multiracial residents in Lyndon is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Lyndon ranks 496th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lyndon's Multiracial population has declined by an estimated 50.0%. Multiracial residents' share of Lyndon's population has decreased from 4.1% to 2.5%.

Lyndon is more Multiracial than neighboring Morrison (2.3% Multiracial). Lyndon is less Multiracial than neighboring Prophetstown (4.2% Multiracial), Tampico (2.7% Multiracial), Como (15.3% Multiracial), and Erie (3.8% 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.