Oreana, IL Demographics

A map of Oreana's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	908	800	87.6%	89.8%
Multiracial	49	36	4.7%	4.0%
Hispanic	47	32	4.5%	3.6%
Black	30	3	2.9%	0.3%
Asian	3	18	0.3%	2.0%
Native American/Other	0	2	0.0%	0.2%

Oreana, Illinois has an estimated population of 1,037, a large increase from the 891 recorded in the 2020 Census. The population is 87.6% White, 4.7% Multiracial, 4.5% Hispanic, 2.9% Black, 0.3% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Oreana, with one dot drawn for each person counted by the Census, color-coded by race.

Oreana 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 Oreana, that probability was 19.1% in 2020 and 22.8% in the most recent ACS estimates.

Oreana is ranked the 691st 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). Oreana was ranked the 728th most populous place in the 2020 Census.

Oreana's White Population

908 residents of Oreana, or 87.6% of the population, identify as White. The share of White residents in Oreana is significantly higher than in Illinois overall, where 58.1% of the population is White. Oreana ranks 795th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oreana's White population has grown by an estimated 13.5%. White residents' share of Oreana's population has decreased from 89.8% to 87.6%.

Oreana is more White than neighboring Forsyth (82% White), Decatur (64.9% White), and Maroa (72.6% White). Oreana is less White than neighboring Argenta (91.7% White), and Long Creek (96.3% White).

Oreana's Black Population

30 residents of Oreana, or 2.9% of the population, identify as Black. The share of Black residents in Oreana is considerably lower than in Illinois overall, where 13.3% of the population is Black. Oreana ranks 956th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oreana's Black population has grown by an estimated 900.0%. Black residents' share of Oreana's population has increased from 0.3% to 2.9%.

Oreana is more Black than neighboring Argenta (0.7% Black), Forsyth (1% Black), and Long Creek (0.6% Black). Oreana is less Black than neighboring Decatur (23.3% Black), and Maroa (3.2% Black).

Oreana's Asian Population

3 residents of Oreana, or 0.3% of the population, identify as Asian. The share of Asian residents in Oreana is lower than in Illinois overall, where 5.9% of the population is Asian. Oreana ranks 239th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oreana's Asian population has declined by an estimated 83.3%. Asian residents' share of Oreana's population has decreased from 2.0% to 0.3%.

Oreana is more Asian than neighboring Argenta (0% Asian), and Long Creek (0% Asian). Oreana is less Asian than neighboring Forsyth (4.8% Asian), Decatur (1.5% Asian), and Maroa (5% Asian).

Oreana's Hispanic Population

47 residents of Oreana, or 4.5% of the population, identify as Hispanic. The share of Hispanic residents in Oreana is considerably lower than in Illinois overall, where 18.8% of the population is Hispanic. Oreana ranks 653rd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oreana's Hispanic population has grown by an estimated 46.9%. Hispanic residents' share of Oreana's population has increased from 3.6% to 4.5%.

Oreana is more Hispanic than neighboring Argenta (0.9% Hispanic), Forsyth (3.8% Hispanic), Decatur (3.3% Hispanic), and Long Creek (0.3% Hispanic). Oreana is less Hispanic than neighboring Maroa (5.1% Hispanic).

Oreana's Native American/Other Population

0 residents of Oreana, 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 Oreana is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Oreana ranks 989th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

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

Oreana is less Native American/Other than neighboring Argenta (0.3% Native American/Other), Decatur (0.6% Native American/Other), and Maroa (0.2% Native American/Other).

Oreana's Multiracial Population

49 residents of Oreana, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Oreana is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Oreana ranks 518th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oreana's Multiracial population has grown by an estimated 36.1%. Multiracial residents' share of Oreana's population has increased from 4.0% to 4.7%.

Oreana is more Multiracial than neighboring Long Creek (2.7% Multiracial). Oreana is less Multiracial than neighboring Argenta (6.4% Multiracial), Forsyth (8.5% Multiracial), Decatur (6.4% Multiracial), and Maroa (13.9% 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.