Every Lighthouse

Every standing light in America — and what it takes to visit one.

Greens Ledge Light

Rowayton, CT · Active aid to navigation

No access information published

Those records publish navigation and historic data only — no visitor-access information — so none is shown. Access, if any, is set by the owner or operator.

Access source: Federal records checked: the U.S. Coast Guard AtoN / Light List record for this aid and its National Register of Historic Places record · Checked 2026-11-12

Owner / operator: U.S. Coast Guard (active aid to navigation)

The light

LocationRowayton, CT (Fairfield County)
StatusActive aid to navigation (USCG AtoN file)
Light List number21340
Light characteristicAl WR 20s
Height of light above water52 ft (USCG AtoN)
StructureConical tower, upper half white, lower half brown, on black cylindrical pier
National Register of Historic PlacesListed 5/29/1990 · Reference #89001468
Position41.04176, -73.44378 (federal record; not for navigation)
Coast Guard remarkHORN: 2 blasts ev 20s (2s bl-2s si-2s bl-14s si). MRASS-Fog signal is radio activated, during times of reduced visibility, turn marine VHF-FM radio to channel 83A/157.175Mhz. Key microphone 5 times consecutively, to activate fog signal for 45 minutes.

Sources

USCG AtoN file via NOAA MarineCadastre (USCG NAVCEN data); NPS National Register of Historic Places listed-properties database (nps.gov).

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