Oglesby, IL Demographics

A map of Oglesby's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,031	3,251	84.9%	87.6%
Hispanic	357	304	10.0%	8.2%
Multiracial	167	109	4.7%	2.9%
Asian	15	25	0.4%	0.7%
Black	0	13	0.0%	0.4%
Native American/Other	0	10	0.0%	0.3%

Oglesby, Illinois has an estimated population of 3,570, a decrease from the 3,712 recorded in the 2020 Census. The population is 84.9% White, 10.0% Hispanic, 4.7% Multiracial, 0.4% Asian, 0.0% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Oglesby, with one dot drawn for each person counted by the Census, color-coded by race.

Oglesby 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 Oglesby, that probability was 22.5% in 2020 and 26.7% in the most recent ACS estimates.

Oglesby is ranked the 401st 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). Oglesby was ranked the 396th most populous place in the 2020 Census.

Oglesby's White Population

3,031 residents of Oglesby, or 84.9% of the population, identify as White. The share of White residents in Oglesby is significantly higher than in Illinois overall, where 58.1% of the population is White. Oglesby ranks 916th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oglesby's White population has declined by an estimated 6.8%. White residents' share of Oglesby's population has decreased from 87.6% to 84.9%.

Oglesby is more White than neighboring Cedar Point (84.7% White), and LaSalle (75.8% White). Oglesby is less White than neighboring Tonica (85.2% White), North Utica (93.1% White), and Peru (85.8% White).

Oglesby's Black Population

0 residents of Oglesby, or 0.0% of the population, identify as Black. The share of Black residents in Oglesby is considerably lower than in Illinois overall, where 13.3% of the population is Black. Oglesby ranks 945th statewide in terms of Black residents as a share of the population, out of 1,461 places.

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

Oglesby is less Black than neighboring Cedar Point (5% Black), LaSalle (4.1% Black), Tonica (1.8% Black), North Utica (0.5% Black), and Peru (0.6% Black).

Oglesby's Asian Population

15 residents of Oglesby, or 0.4% of the population, identify as Asian. The share of Asian residents in Oglesby is lower than in Illinois overall, where 5.9% of the population is Asian. Oglesby ranks 507th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oglesby's Asian population has declined by an estimated 40.0%. Asian residents' share of Oglesby's population has remained roughly unchanged at 0.4%.

Oglesby is more Asian than neighboring Cedar Point (0% Asian), and North Utica (0% Asian). Oglesby is less Asian than neighboring LaSalle (1.3% Asian), Tonica (0.7% Asian), and Peru (0.8% Asian).

Oglesby's Hispanic Population

357 residents of Oglesby, or 10.0% of the population, identify as Hispanic. The share of Hispanic residents in Oglesby is lower than in Illinois overall, where 18.8% of the population is Hispanic. Oglesby ranks 319th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oglesby's Hispanic population has grown by an estimated 17.4%. Hispanic residents' share of Oglesby's population has increased from 8.2% to 10.0%.

Oglesby is more Hispanic than neighboring Cedar Point (9.5% Hispanic), Tonica (8.2% Hispanic), and North Utica (4.9% Hispanic). Oglesby is less Hispanic than neighboring LaSalle (16.6% Hispanic), and Peru (10.9% Hispanic).

Oglesby's Native American/Other Population

0 residents of Oglesby, 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 Oglesby is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Oglesby ranks 926th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

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

Oglesby is less Native American/Other than neighboring LaSalle (0.8% Native American/Other), Tonica (2% Native American/Other), and Peru (0.4% Native American/Other).

Oglesby's Multiracial Population

167 residents of Oglesby, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Oglesby is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Oglesby ranks 957th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oglesby's Multiracial population has grown by an estimated 53.2%. Multiracial residents' share of Oglesby's population has increased from 2.9% to 4.7%.

Oglesby is more Multiracial than neighboring Cedar Point (0.8% Multiracial), LaSalle (1.3% Multiracial), Tonica (2.1% Multiracial), North Utica (1.5% Multiracial), and Peru (1.5% 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.