City henge
Chicagohenge: Chicago
Chicagohenge is the moment the rising or setting sun lines up with West Madison Street in Chicago. The dates below are computed geometrically for that axis, using the same calculation as the interactive map.
Sunset alignment windows
- 18 Sept 2026 – 29 Sept 2026Peak: 23 Sept 2026 · 18:39 CDT
- 14 Mar 2027 – 24 Mar 2027Peak: 19 Mar 2027 · 18:53 CDT
Sunrise alignment windows
- 15 Sept 2026 – 25 Sept 2026Peak: 20 Sept 2026 · 06:43 CDT
- 19 Mar 2027 – 29 Mar 2027Peak: 24 Mar 2027 · 06:56 CDT
Also seen along: West Randolph Street, West Adams Street, West Washington Street
Streethenge calculates geometric solar and lunar alignments. Visibility on site depends on weather, buildings, trees, terrain, safety, and access.