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Ghost Town · California

Carnegie

A ghost town of unknown status in San Joaquin County, California.

By the Ghost Town USA research team Last reviewed September 2026

Carnegie ghost town, California
Plate I — Carnegie, CaliforniaPhoto: Enderminh (talk) (Uploads). (Public domain) via Wikimedia Commons

Carnegie isn't the ghost town on the postcards, which is exactly why it's worth knowing about. Carnegie Mellon Silicon Valley is a degree-granting branch campus of Carnegie Mellon University located in Mountain View, California. It was established in 2002 at the NASA Ames Research Center in Moffett Field.

San Joaquin County holds 4 documented ghost towns, including Elliott, Liberty, San Joaquin City — Carnegie keeps them company on the map.

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The story of Carnegie

California wrote the book on ghost towns, from Gold Rush tent cities to Owens Valley farm towns the aqueduct dried up.

Carnegie Mellon Silicon Valley is a degree-granting branch campus of Carnegie Mellon University located in Mountain View, California. It was established in 2002 at the NASA Ames Research Center in Moffett Field. The campus offers full-time and part-time professional Masters programs in Electrical and Computer Engineering, Software Engineering and Software Management. It has bi-coastal (split-time between Pittsburgh and Silicon Valley) Masters programs in Information Technology, and a bi-coastal Ph.D. program in Electrical, and Computer Engineering.

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What you'll find today

The on-the-ground condition of Carnegie is unverified — it's listed here with unknown status. That could mean standing buildings, or an empty field. Go prepared for either, and consider sharing what you find so the record improves.

Nobody has confirmed the access situation, so treat any visit as reconnaissance: verify land ownership first, and be ready to admire from the road.

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Getting there

Here's the honest truth: access to Carnegie is unverified. We couldn't confirm whether the site sits on public land, private property, or something in between — so verify land ownership and local rules before visiting, and respect private property at all times. The mapped point for Carnegie is roughly 37.4104, -122.0597 — use it as a starting point and cross-reference a current topographic map before leaving pavement.

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Good to know

Ghost-town etiquette is simple: take only photographs. Removing artifacts is illegal on public lands and disrespectful everywhere else — and on federal land it can be a serious offense.

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Survey Map

Approximate position — verify access locally before visiting

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Carnegie FAQs

01Where is Carnegie located?
Carnegie is in San Joaquin County, California, mapped near 37.4104, -122.0597.
02What county is Carnegie in?
Carnegie sits in San Joaquin County, California. See our full guide to ghost towns in San Joaquin County for its neighbors.
03What is the history of Carnegie?
Carnegie Mellon Silicon Valley is a degree-granting branch campus of Carnegie Mellon University located in Mountain View, California. It was established in 2002 at the NASA Ames Research Center in Moffett Field.
04What remains at Carnegie today?
The on-the-ground condition of Carnegie is unverified — it's listed here with unknown status. That could mean standing buildings, or an empty field. Go prepared for either, and consider sharing what you find so the record improves.
05Can you visit Carnegie?
Here's the honest truth: access to Carnegie is unverified. We couldn't confirm whether the site sits on public land, private property, or something in between — so verify land ownership and local rules before visiting, and respect private property at all times. The mapped point for Carnegie is roughly 37.4104, -122.0597 — use it as a starting point and cross-reference a current topographic map before leaving pavement.

Sources: account based on Wikipedia (“Carnegie Mellon Silicon Valley”), CC BY-SA.

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