Thacher Island North Light

Rockport, Massachusetts | Lighthouse

Active aid in USCG Light ListAccess: verify before visiting

About this lighthouse

The U.S. Coast Guard lists Thacher Island North Light in its current Light List as an aid to navigation, describing the structure as “Gray granite conical tower”. Light List entries describe the light for mariners; they do not say whether the site is open to visitors.

Awaiting verification: Wikidata gives 1771 as the year this station or structure was established. We have not yet confirmed this against a primary source, so it is not shown as a fact. See the Wikidata lead.

Facts panel

Sourced facts about Thacher Island North Light
Navigation status	Listed as an aid to navigation in the current USCG Light List (LLNR 305) [1]
Light characteristic	F Y [1]
Focal height	162 ft above water [1]
Nominal range	6 nautical miles [1]
Structure (USCG description)	Gray granite conical tower. [1]
Coordinates	42.63917, -70.57478 [2]

Getting there

Directions should target a legal public viewing location. We have not verified a public viewpoint or parking area for this light yet, so check the official source before you go.

Map © OpenStreetMap contributors. Open larger map. The pin marks the lighthouse position, not a parking area or a permitted viewpoint.

Accessibility

We have no verified accessibility information for this site yet. Contact the site manager before your visit if you need step-free access.

Nearby lights

Straight-line distance between lighthouse positions, not a driving time or route.

Cape Ann Light — 0.2 mi straight-line (Massachusetts)
Straitsmouth Island Light — 1.7 mi straight-line (Massachusetts)
Ten Pound Island Light — 5.3 mi straight-line (Massachusetts)
Annisquam Harbor Light — 5.7 mi straight-line (Massachusetts)
Eastern Point Light — 6.1 mi straight-line (Massachusetts)

Sources

Light List Vol. I entry LLNR 305 “Thacher Island North Light” — U.S. Coast Guard Navigation Center (weekly edition 11/11/2026). https://www.navcen.uscg.gov/weekly-light-lists (checked 2026-11-11)
Wikidata item Q62075617 (used as a lead for coordinates and identifiers) — Wikidata. https://www.wikidata.org/wiki/Q62075617 (checked 2026-11-11)

Last checked November 11, 2026. Found an error or a closure? Send a correction.