The Lighthouse Circuit

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Tier 3 · Curiosities

Mile Rocks Light

Mile Rocks Light Station

San Francisco · San Francisco County · Bay Area

Active aidstandingRestricted accessdifficultU.S. Coast Guard

Year first lit

1906

Current structure built

1906

Tower height

unknown (truncated) ft

Focal plane

28 ft

Optic

Automated LED beacon

Light characteristic

Fl W 2.5s (flashing white every 2.5 seconds)

Owner

U.S. Coast Guard

Manager

U.S. Coast Guard

Coordinates

37.7825, -122.5122 Map

Current hours

Not open to public. Visible from Baker Beach and Lands End.

History

Mile Rocks Light was a lighthouse built on a submerged rock at the entrance to the Golden Gate, first lit in 1906. The original multi-story structure was demolished in 1966 and replaced with a helicopter pad and automated light. The stump of the original structure is still visible at low tide. It is one of the most dramatic lighthouse sites in San Francisco Bay.

Why it matters

One of the most dramatic lighthouse sites in California, visible from the Golden Gate Bridge. The demolition of the original structure in 1966 is considered one of the great losses of California lighthouse heritage.

Logistics

Recommended base

San Francisco

Accessibility

Visible from Baker Beach and Lands End in San Francisco. No public access.

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Sources

Image rights: USCG images public domain.

Research confidence: high · Last verified 2026-05-13