Oblong, IL Demographics

A map of Oblong's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,547	1,304	94.7%	95.1%
Multiracial	79	36	4.8%	2.6%
Native American/Other	5	6	0.3%	0.4%
Black	2	9	0.1%	0.7%
Hispanic	1	15	0.1%	1.1%
Asian	0	1	0.0%	0.1%

Oblong, Illinois has an estimated population of 1,634, a large increase from the 1,371 recorded in the 2020 Census. The population is 94.7% White, 4.8% Multiracial, 0.3% Native American/Other, 0.1% Black, 0.1% Hispanic, and 0.0% Asian. This demographic dot map shows the population of Oblong, with one dot drawn for each person counted by the Census, color-coded by race.

Oblong has become slightly 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 Oblong, that probability was 9.4% in 2020 and 10.1% in the most recent ACS estimates.

Oblong is ranked the 553rd 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). Oblong was ranked the 597th most populous place in the 2020 Census.

Oblong's White Population

1,547 residents of Oblong, or 94.7% of the population, identify as White. The share of White residents in Oblong is significantly higher than in Illinois overall, where 58.1% of the population is White. Oblong ranks 181st statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oblong's White population has grown by an estimated 18.6%. White residents' share of Oblong's population has remained roughly unchanged at 94.7%.

Oblong is less White than neighboring Stoy (100% White), Willow Hill (97% White), Ste. Marie (100% White), Yale (100% White), and Annapolis (100% White).

Oblong's Black Population

2 residents of Oblong, or 0.1% of the population, identify as Black. The share of Black residents in Oblong is considerably lower than in Illinois overall, where 13.3% of the population is Black. Oblong ranks 751st statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oblong's Black population has declined by an estimated 77.8%. Black residents' share of Oblong's population has decreased from 0.7% to 0.1%.

Oblong is more Black than neighboring Stoy (0% Black), Willow Hill (0% Black), Ste. Marie (0% Black), Yale (0% Black), and Annapolis (0% Black).

Oblong's Asian Population

0 residents of Oblong, or 0.0% of the population, identify as Asian. The share of Asian residents in Oblong is lower than in Illinois overall, where 5.9% of the population is Asian. Oblong ranks 1022nd statewide in terms of Asian residents as a share of the population, out of 1,461 places.

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

Oblong's Hispanic Population

1 residents of Oblong, or 0.1% of the population, identify as Hispanic. The share of Hispanic residents in Oblong is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Oblong ranks 1226th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oblong's Hispanic population has declined by an estimated 93.3%. Hispanic residents' share of Oblong's population has decreased from 1.1% to 0.1%.

Oblong is more Hispanic than neighboring Stoy (0% Hispanic), Ste. Marie (0% Hispanic), Yale (0% Hispanic), and Annapolis (0% Hispanic). Oblong is less Hispanic than neighboring Willow Hill (2% Hispanic).

Oblong's Native American/Other Population

5 residents of Oblong, 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 Oblong is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Oblong ranks 636th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oblong's Native American/Other population has declined by an estimated 16.7%. Native American/Other residents' share of Oblong's population has remained roughly unchanged at 0.3%.

Oblong is more Native American/Other than neighboring Stoy (0% Native American/Other), Willow Hill (0% Native American/Other), Ste. Marie (0% Native American/Other), Yale (0% Native American/Other), and Annapolis (0% Native American/Other).

Oblong's Multiracial Population

79 residents of Oblong, or 4.8% of the population, identify as Multiracial. The share of Multiracial residents in Oblong is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Oblong ranks 1079th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Oblong's Multiracial population has grown by an estimated 119.4%. Multiracial residents' share of Oblong's population has increased from 2.6% to 4.8%.

Oblong is more Multiracial than neighboring Stoy (0% Multiracial), Willow Hill (1% Multiracial), Ste. Marie (0% Multiracial), Yale (0% Multiracial), and Annapolis (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.