Median age in Park Forest, IL

Median age in Park Forest, IL was 36.9 years in 2024, according to the U.S. Census Bureau. That is unchanged from 2023. That is the 171st highest of 225 cities in 2024.

2024, years36.9

Change on 20230

Rank171st of 225Cities in Illinois ranked

Series high37.42022

Series low36.92023

Next release: Friday, 29 January 2027, estimated by Invokely from past publication dates (low confidence), not announced by the publisher. Release calendar

Median age in Park Forest, IL, 2021 to 2024

years. Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). Retrieved 2026-10-12, published 2026-01-29.

All 4 values

Period	years
2024	36.9
2023	36.9
2022	37.4
2021	37

Compared with Illinois and United States

Place	2024
Park Forest, IL	36.9
Illinois	39
United States	38.9

Rankings

EU countries by median age 27 places
US states by median age 51 places
US cities by median age 3219 places
Cities in Illinois by median age 225 places

Definition

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span. Canada: on 1 July, Statistics Canada population estimates.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more) (Median age, Park Forest, IL, 2021 to 2024) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat

MLA 9

American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more), Median age, Park Forest, IL, 2021 to 2024. U.S. Census Bureau, 29 Jan. 2026, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Invokely, https://invokely.ai/en/median-age/park-forest-il. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). Median age, Park Forest, IL, 2021 to 2024. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Also distributed by Invokely, https://invokely.ai/en/median-age/park-forest-il.

Harvard

U.S. Census Bureau (2026) American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more), Median age, Park Forest, IL, 2021 to 2024 [Dataset]. Available at: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat, via Invokely: https://invokely.ai/en/median-age/park-forest-il (Accessed: 12 October 2026).

BibTeX

@misc{census_median_age_park_forest_2024,
  author = {{U.S. Census Bureau}},
  title = {{American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more): Median age, Park Forest, IL, 2021 to 2024}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/en/median-age/park-forest-il. Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). https://www2.census.gov/programs-surveys/acs/summary\_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-12.},
}

RIS

TY  - DATA
AU  - U.S. Census Bureau
TI  - American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more): Median age, Park Forest, IL, 2021 to 2024
PY  - 2026
DA  - 2026/01/29
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat
L2  - https://invokely.ai/en/median-age/park-forest-il
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/en/median-age/park-forest-il.
N1  - Publisher attribution: U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-12.
ER  -

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Questions

What is the median age in Park Forest, IL?

Median age in Park Forest, IL was 36.9 years in 2024, according to the U.S. Census Bureau. That is unchanged from 2023. That is the 171st highest of 225 cities in 2024.

Where does this figure come from?

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population, US cities (incorporated places of 10,000 or more). Retrieved by Invokely on 2026-10-12.

What was the highest median age in Park Forest, IL?

37.4 years in 2022, the highest value since 2021 in this series.

Median age elsewhere in Illinois

Related statistics for Park Forest, IL

All statistics for Park Forest, IL | Park Forest, IL in figures