| Official Name: | Harlem, Illinois |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Winnebago |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 755 |
| Coordinates: | 42.3403°N -89.0178°W |
| Postal Code Type: | ZIP |
| Postal Code: | 61111 |
| Area Code: | 815 & 779 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 409785 |
Harlem is an unincorporated community in Winnebago County, in the U.S. state of Illinois. It was incorporated into Loves Park in the 1980s.[1] Harlem is the closest city to Rock Cut State Park.
A post office called Harlem was established in 1839, and remained in operation until it was discontinued in 1928.[2] The community was named after Harlem, New York.[3]
Residents of Harlem are served by the Harlem School District 122. Students attend Maple Elementary School Harlem Middle School, and Harlem High School.[4]
Harlem Cemetery was built on a piece of land donated by one of the first citizens of the town, Asa Taylor, who is buried there.[5]
RMTD provides bus service on Route 20 connecting Harlem to destinations throughout the Rockford area.[6]