Lake Petersburg, IL Demographics

A map of Lake Petersburg's Population by Race

Lake Petersburg, Illinois has an estimated population of 928, a large increase from the 740 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Lake Petersburg, with one dot drawn for each person counted by the Census, color-coded by race.

Lake Petersburg 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 Lake Petersburg, that probability was 6.9% in 2020 and 0.0% in the most recent ACS estimates.

Lake Petersburg is ranked the 720th 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). Lake Petersburg was ranked the 786th most populous place in the 2020 Census.

Lake Petersburg's White Population

928 residents of Lake Petersburg, or 100.0% of the population, identify as White. The share of White residents in Lake Petersburg is significantly higher than in Illinois overall, where 58.1% of the population is White. Lake Petersburg ranks 76th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lake Petersburg's White population has grown by an estimated 30.0%. White residents' share of Lake Petersburg's population has increased from 96.5% to 100.0%.

Lake Petersburg is more White than neighboring Petersburg (94.3% White), Tallula (97.8% White), Pleasant Plains (89.8% White), Athens (89.2% White), and Oakford (98.4% White).

Lake Petersburg's Black Population

0 residents of Lake Petersburg, or 0.0% of the population, identify as Black. The share of Black residents in Lake Petersburg is considerably lower than in Illinois overall, where 13.3% of the population is Black. Lake Petersburg ranks 991st statewide in terms of Black residents as a share of the population, out of 1,461 places.

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

Lake Petersburg is less Black than neighboring Petersburg (0.2% Black), Pleasant Plains (0.3% Black), and Athens (2.7% Black).

Lake Petersburg's Asian Population

0 residents of Lake Petersburg, or 0.0% of the population, identify as Asian. The share of Asian residents in Lake Petersburg is lower than in Illinois overall, where 5.9% of the population is Asian. Lake Petersburg ranks 718th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

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

Lake Petersburg is less Asian than neighboring Athens (1.3% Asian).

Lake Petersburg's Hispanic Population

0 residents of Lake Petersburg, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Lake Petersburg is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Lake Petersburg ranks 1325th statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lake Petersburg's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Lake Petersburg's population has decreased from 0.7% to 0.0%.

Lake Petersburg is less Hispanic than neighboring Tallula (1.2% Hispanic), Pleasant Plains (1.8% Hispanic), and Athens (4.1% Hispanic).

Lake Petersburg's Native American/Other Population

0 residents of Lake Petersburg, 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 Lake Petersburg is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Lake Petersburg ranks 705th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

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

Lake Petersburg is less Native American/Other than neighboring Pleasant Plains (1.2% Native American/Other).

Lake Petersburg's Multiracial Population

0 residents of Lake Petersburg, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Lake Petersburg is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Lake Petersburg ranks 1303rd statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Lake Petersburg's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Lake Petersburg's population has decreased from 1.8% to 0.0%.

Lake Petersburg is less Multiracial than neighboring Petersburg (5.6% Multiracial), Tallula (1% Multiracial), Pleasant Plains (6.8% Multiracial), Athens (2.7% Multiracial), and Oakford (1.6% 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.