Harwood Heights is a village in Cook County, Illinois, United States.

Harwood Heights and its neighbor Norridge form an enclave surrounded by the city of Chicago.

[2] According to the 2010 census, Harwood Heights has a total area of 0.82 square miles (2.12 km2), all land.

[12] Harwood Heights is located in Illinois's 5th congressional district which is represented in the 117th United States Congress by Mike Quigley (D–Chicago).

[12] For the purposes of the Cook County Board of Commissioners, Harwood Heights is in the 9th district represented by Peter Silvestri (R-Elmwood Park).

[12] Eisenhower Public Library District serves Harwood Heights and Norridge.

The village's main business district is along Harlem Avenue (carrying Illinois Route 43), a short distance south of the Kennedy Expressway and the northern Harlem station of the CTA Blue Line rapid transit route.

[18] Harwood Heights is twinned with two cities: Rocchetta a Volturno, Italy,[19] and Dzierżoniów, Poland.