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Summit

Ghost town · San Luis Obispo County, California

Arroyo Grande quadrangle, USGS topographic map (1897, 1:62,500)
Arroyo Grande quadrangle, USGS topographic map (1897, 1:62,500) · U.S. Geological Survey, Historical Topographic Map Collection · Public domain

Summit is a ghost town in San Luis Obispo County, California. It is one of 11 former communities in San Luis Obispo County on the federal names register. That ranks the county 30th among the 58 California counties with a vanished settlement on record.

The U.S. Geological Survey lists Summit as a historical populated place on the Oceano topographic quadrangle: the name is no longer in official use for a community, whether the settlement was abandoned, absorbed into a neighbouring town or renamed. The recorded location is 35.0678° N, 120.5121° W.

Key facts

USGS quadrangleOceano
Elevation394 ft
Nearest living townBlacklake, CA
Distance to it2 miles
GNIS feature ID1670677
Coordinates35.06775, -120.51211

Open the location on a map

What's there now

Summit is no longer a community in its own right. The nearest living town is Blacklake, CA (population 1,122), about 2 miles away in a straight line, and the site sits at roughly 394 feet above sea level. Much of the land around former townsites is private; check access before you visit.

Nearby places

Questions

Where is Summit?

Summit is in San Luis Obispo County, California, at 35.0678, -120.5121.

How many ghost towns are in San Luis Obispo County?

San Luis Obispo County, California has 11 ghost towns on record at Wayfarrow.

Sources and licences

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.