| Official Name: | Custer Park, Illinois |
| Settlement Type: | Unincorporated community Census designated place |
| Pushpin Map: | Illinois#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Will |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.48 |
| Area Land Km2: | 0.41 |
| Area Water Km2: | 0.07 |
| Area Total Sq Mi: | 0.18 |
| Area Land Sq Mi: | 0.16 |
| Area Water Sq Mi: | 0.03 |
| Population As Of: | 2020 |
| Population Total: | 112 |
| Population Density Km2: | 274.70 |
| Population Density Sq Mi: | 713.38 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 561 |
| Coordinates: | 41.2453°N -88.13°W |
| Area Code: | 815 & 779 |
| Blank Name: | FIPS code |
| Blank Info: | 17-18212 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 406909 |
Custer Park is an unincorporated community and census designated place (CDP) in Will County, Illinois, United States. Custer Park is located on Illinois Route 113 and the south bank of the Kankakee River 4.5miles east-southeast of Braidwood.[2]
Custer Park first appeared as a census designated place in the 2020 U.S. Census.
| White alone (NH) | 94 | 83.93% | |
| Black or African American alone (NH) | 0 | 0.00% | |
| Native American or Alaska Native alone (NH) | 0 | 0.00% | |
| Asian alone (NH) | 0 | 0.00% | |
| Pacific Islander alone (NH) | 0 | 0.00% | |
| Some Other Race alone (NH) | 0 | 0.00% | |
| Mixed Race or Multi-Racial (NH) | 4 | 3.57% | |
| Hispanic or Latino (any race) | 14 | 12.50% | |
| Total | 112 | 100.00% |