Oregon, IL Demographics

A map of Oregon's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,479	3,219	90.3%	89.3%
Hispanic	190	160	4.9%	4.4%
Multiracial	119	143	3.1%	4.0%
Black	32	37	0.8%	1.0%
Asian	19	19	0.5%	0.5%
Native American/Other	12	26	0.3%	0.7%

Oregon, Illinois has an estimated population of 3,851, an increase from the 3,604 recorded in the 2020 Census. The population is 90.3% White, 4.9% Hispanic, 3.1% Multiracial, 0.8% Black, 0.5% Asian, and 0.3% Native American/Other. This demographic dot map shows the population of Oregon, with one dot drawn for each person counted by the Census, color-coded by race.

Oregon 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 Oregon, that probability was 19.9% in 2020 and 18.0% in the most recent ACS estimates.

Oregon is ranked the 387th 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). Oregon was ranked the 403rd most populous place in the 2020 Census.

Oregon's White Population

3,479 residents of Oregon, or 90.3% of the population, identify as White. The share of White residents in Oregon is significantly higher than in Illinois overall, where 58.1% of the population is White. Oregon ranks 813th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's White population has grown by an estimated 8.1%. White residents' share of Oregon's population has increased from 89.3% to 90.3%.

Oregon is more White than neighboring Mount Morris (89.3% White), Byron (84.7% White), and Grand Detour (65.7% White). Oregon is less White than neighboring Lost Nation (100% White), and Leaf River (93.9% White).

Oregon's Black Population

32 residents of Oregon, or 0.8% of the population, identify as Black. The share of Black residents in Oregon is considerably lower than in Illinois overall, where 13.3% of the population is Black. Oregon ranks 570th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's Black population has declined by an estimated 13.5%. Black residents' share of Oregon's population has remained roughly unchanged at 0.8%.

Oregon is more Black than neighboring Lost Nation (0% Black), Byron (0.1% Black), Leaf River (0.2% Black), and Grand Detour (0% Black). Oregon is less Black than neighboring Mount Morris (1.9% Black).

Oregon's Asian Population

19 residents of Oregon, or 0.5% of the population, identify as Asian. The share of Asian residents in Oregon is lower than in Illinois overall, where 5.9% of the population is Asian. Oregon ranks 614th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's Asian population has remained roughly the same. Asian residents' share of Oregon's population has remained roughly unchanged at 0.5%.

Oregon is more Asian than neighboring Mount Morris (0.3% Asian), Lost Nation (0% Asian), Byron (0.1% Asian), Leaf River (0% Asian), and Grand Detour (0% Asian).

Oregon's Hispanic Population

190 residents of Oregon, or 4.9% of the population, identify as Hispanic. The share of Hispanic residents in Oregon is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Oregon ranks 557th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's Hispanic population has grown by an estimated 18.8%. Hispanic residents' share of Oregon's population has increased from 4.4% to 4.9%.

Oregon is more Hispanic than neighboring Lost Nation (0% Hispanic), and Leaf River (0.8% Hispanic). Oregon is less Hispanic than neighboring Mount Morris (7.8% Hispanic), Byron (11.1% Hispanic), and Grand Detour (34.3% Hispanic).

Oregon's Native American/Other Population

12 residents of Oregon, 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 Oregon is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Oregon ranks 262nd statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's Native American/Other population has declined by an estimated 53.8%. Native American/Other residents' share of Oregon's population has remained roughly unchanged at 0.3%.

Oregon is more Native American/Other than neighboring Mount Morris (0.2% Native American/Other), Lost Nation (0% Native American/Other), Byron (0.1% Native American/Other), and Grand Detour (0% Native American/Other). Oregon is less Native American/Other than neighboring Leaf River (1.3% Native American/Other).

Oregon's Multiracial Population

119 residents of Oregon, or 3.1% of the population, identify as Multiracial. The share of Multiracial residents in Oregon is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Oregon ranks 545th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oregon's Multiracial population has declined by an estimated 16.8%. Multiracial residents' share of Oregon's population has decreased from 4.0% to 3.1%.

Oregon is more Multiracial than neighboring Mount Morris (0.6% Multiracial), Lost Nation (0% Multiracial), and Grand Detour (0% Multiracial). Oregon is less Multiracial than neighboring Byron (4% Multiracial), and Leaf River (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.