Point Diablo Light
Lighthouse · Marin County, California

Point Diablo Light is a lighthouse in Marin County, California. California has 52 lighthouses on record at Wayfarrow, 6 of them in Marin County.
It was built in 1923, in the interwar years, making it the 28th oldest of the 33 in California with a recorded construction date; its light sits 85 feet above the water; the light characteristic is recorded as Iso W 6s (a white light, equally on and off, repeating every 6 seconds); the structure is built of structural wood.
Status check, 2026-11: A minor light: a small wooden shack from 1923 with a solar-powered beacon on top. No tower height is published, though the focal plane is about 85 ft. It stands at 37.8200° N, 122.4997° W.
Key facts
| Current structure built | 1923 |
|---|---|
| Focal height | 85 ft |
| Light characteristic | Iso W 6s |
| Material | structural wood |
| Coordinates | 37.82000, -122.49965 |
Nearby places
- Lime Point Lightlighthouse · Marin County · 1.2 mi
- Fort Point Light, San Franciscolighthouse · San Francisco County · 1.4 mi
- Point Bonita Lighthouselighthouse · Marin County · 1.7 mi
- Mile Rocks Lightlighthouse · San Francisco County · 2 mi
- Alcatraz Island Lightlighthouse · San Francisco County · 4.3 mi
- Point Stuart Lightlighthouse · Marin County · 5 mi
- Point Blunt Lightlighthouse · Marin County · 5 mi
- Sydney Townghost town · San Francisco County · 5.5 mi
- Southampton Shoal Lightlighthouse · San Francisco County · 6.9 mi
- Yerba Buena Lightlighthouse · San Francisco County · 7.6 mi
- Winehavenghost town · Contra Costa County · 10.1 mi
- East Brother Island Lightlighthouse · Contra Costa County · 10.6 mi
Questions
Where is Point Diablo Light?
Point Diablo Light is in Marin County, California, at 37.8200, -122.4997.
How many lighthouses are in Marin County?
Marin County, California has 6 lighthouses on record at Wayfarrow.
- Wikidata — Wikidata item (CC0)
- Wikidata — Wikipedia article (linked as a source; text not used) (CC0)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
Facts marked "approximately" carry an uncertain date in the source. Text on this page is generated from the sources above; no encyclopedia prose is copied. Last updated 2026-11-05.