Olive Branch, IL Demographics

A map of Olive Branch's Population by Race

Olive Branch, Illinois has an estimated population of 499, a large decrease from the 650 recorded in the 2020 Census. The population is 96.0% White, 4.0% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Olive Branch, with one dot drawn for each person counted by the Census, color-coded by race.

Olive Branch has become considerably 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 Olive Branch, that probability was 16.5% in 2020 and 7.7% in the most recent ACS estimates.

Olive Branch is ranked the 936th 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). Olive Branch was ranked the 827th most populous place in the 2020 Census.

Olive Branch's White Population

479 residents of Olive Branch, or 96.0% of the population, identify as White. The share of White residents in Olive Branch is significantly higher than in Illinois overall, where 58.1% of the population is White. Olive Branch ranks 700th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Olive Branch's White population has declined by an estimated 19.1%. White residents' share of Olive Branch's population has increased from 91.1% to 96.0%.

Olive Branch is more White than neighboring Unity (0% White), Tamms (60.1% White), Thebes (95.5% White), and Pulaski (51.4% White). Olive Branch is less White than neighboring Commerce (100% White).

Olive Branch's Black Population

0 residents of Olive Branch, or 0.0% of the population, identify as Black. The share of Black residents in Olive Branch is considerably lower than in Illinois overall, where 13.3% of the population is Black. Olive Branch ranks 1070th statewide in terms of Black residents as a share of the population, out of 1,461 places.

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

Olive Branch is less Black than neighboring Unity (84.4% Black), Tamms (34.5% Black), and Pulaski (46.3% Black).

Olive Branch's Asian Population

0 residents of Olive Branch, or 0.0% of the population, identify as Asian. The share of Asian residents in Olive Branch is lower than in Illinois overall, where 5.9% of the population is Asian. Olive Branch ranks 1029th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Olive Branch's Asian population has grown from 0 to an estimated 0. Asian residents' share of Olive Branch's population has remained roughly unchanged at 0.0%.

Olive Branch is less Asian than neighboring Tamms (0.3% Asian).

Olive Branch's Hispanic Population

0 residents of Olive Branch, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Olive Branch is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Olive Branch ranks 1266th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Olive Branch's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Olive Branch's population has decreased from 0.9% to 0.0%.

Olive Branch is less Hispanic than neighboring Unity (15.6% Hispanic), and Thebes (0.8% Hispanic).

Olive Branch's Native American/Other Population

0 residents of Olive Branch, 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 Olive Branch is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Olive Branch ranks 350th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Olive Branch's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Olive Branch's population has decreased from 0.6% to 0.0%.

Olive Branch's Multiracial Population

20 residents of Olive Branch, or 4.0% of the population, identify as Multiracial. The share of Multiracial residents in Olive Branch is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Olive Branch ranks 60th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Olive Branch's Multiracial population has declined by an estimated 57.4%. Multiracial residents' share of Olive Branch's population has decreased from 7.2% to 4.0%.

Olive Branch is more Multiracial than neighboring Unity (0% Multiracial), Commerce (0% Multiracial), Thebes (3.7% Multiracial), and Pulaski (2.3% Multiracial). Olive Branch is less Multiracial than neighboring Tamms (5.1% 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.