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Documented phenomenon

Bostonhenge: Boston

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Sunset · Saturday, 31 October 2026

05:31 PM EDT · Look toward W (250°)

Boston: sunset bearing across the year vs Stuart Street

240°250°260°270°280°290°300°A2026SONDJ2027FMAMJJAstreet axis 250.2°31 Oct11 Febtoday31 Oct: sun sets at 251.6°, 1.4° off Stuart Street
The dashed line is the street. Where the sun's curve touches it are the henge days. Drag across the year to move the sun.

Bostonhenge is the moment the rising or setting sun lines up with Stuart Street in Boston.

The date above is the next time it happens, computed from the street's geometry. The windows further down list the full range of days the alignment holds.

Sunset alignment windows

Sunrise alignment windows

Street corridors

Also seen along: Commonwealth Avenue, Boylston Street

Streethenge calculates geometric solar and lunar alignments. Visibility on site depends on weather, buildings, trees, terrain, safety, and access.

Bostonhenge dates: when the sun lines up in Boston