Pittsburg, IL Demographics

A map of Pittsburg's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	651	522	95.5%	92.4%
Multiracial	18	21	2.6%	3.7%
Hispanic	12	14	1.8%	2.5%
Native American/Other	1	6	0.1%	1.1%
Black	0	0	0.0%	0.0%
Asian	0	2	0.0%	0.4%

Pittsburg, Illinois has an estimated population of 682, a large increase from the 565 recorded in the 2020 Census. The population is 95.5% White, 2.6% Multiracial, 1.8% Hispanic, 0.1% Native American/Other, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Pittsburg, with one dot drawn for each person counted by the Census, color-coded by race.

Pittsburg 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 Pittsburg, that probability was 14.4% in 2020 and 8.8% in the most recent ACS estimates.

Pittsburg is ranked the 828th 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). Pittsburg was ranked the 872nd most populous place in the 2020 Census.

Pittsburg's White Population

651 residents of Pittsburg, or 95.5% of the population, identify as White. The share of White residents in Pittsburg is significantly higher than in Illinois overall, where 58.1% of the population is White. Pittsburg ranks 555th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Pittsburg's White population has grown by an estimated 24.7%. White residents' share of Pittsburg's population has increased from 92.4% to 95.5%.

Pittsburg is more White than neighboring Spillertown (82.9% White), Johnston City (90.4% White), and Marion (84.5% White). Pittsburg is less White than neighboring Crab Orchard (99.5% White), and Whiteash (100% White).

Pittsburg's Black Population

0 residents of Pittsburg, or 0.0% of the population, identify as Black. The share of Black residents in Pittsburg is considerably lower than in Illinois overall, where 13.3% of the population is Black. Pittsburg ranks 1104th statewide in terms of Black residents as a share of the population, out of 1,461 places.

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

Pittsburg is less Black than neighboring Spillertown (0.8% Black), Johnston City (0.8% Black), and Marion (8% Black).

Pittsburg's Asian Population

0 residents of Pittsburg, or 0.0% of the population, identify as Asian. The share of Asian residents in Pittsburg is lower than in Illinois overall, where 5.9% of the population is Asian. Pittsburg ranks 773rd statewide in terms of Asian residents as a share of the population, out of 1,461 places.

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

Pittsburg is less Asian than neighboring Spillertown (7.3% Asian), Johnston City (2.6% Asian), and Marion (2.4% Asian).

Pittsburg's Hispanic Population

12 residents of Pittsburg, or 1.8% of the population, identify as Hispanic. The share of Hispanic residents in Pittsburg is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Pittsburg ranks 845th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Pittsburg's Hispanic population has declined by an estimated 14.3%. Hispanic residents' share of Pittsburg's population has decreased from 2.5% to 1.8%.

Pittsburg is more Hispanic than neighboring Crab Orchard (0% Hispanic), Whiteash (0% Hispanic), and Johnston City (1.7% Hispanic). Pittsburg is less Hispanic than neighboring Spillertown (8.1% Hispanic), and Marion (2.7% Hispanic).

Pittsburg's Native American/Other Population

1 residents of Pittsburg, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Pittsburg is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Pittsburg ranks 112th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Pittsburg's Native American/Other population has declined by an estimated 83.3%. Native American/Other residents' share of Pittsburg's population has decreased from 1.1% to 0.1%.

Pittsburg is more Native American/Other than neighboring Crab Orchard (0% Native American/Other), Spillertown (0% Native American/Other), Whiteash (0% Native American/Other), and Johnston City (0% Native American/Other).

Pittsburg's Multiracial Population

18 residents of Pittsburg, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Pittsburg is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Pittsburg ranks 628th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Pittsburg's Multiracial population has declined by an estimated 14.3%. Multiracial residents' share of Pittsburg's population has decreased from 3.7% to 2.6%.

Pittsburg is more Multiracial than neighboring Crab Orchard (0.5% Multiracial), Spillertown (0.8% Multiracial), Whiteash (0% Multiracial), and Marion (2.4% Multiracial). Pittsburg is less Multiracial than neighboring Johnston City (4.5% 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.