Ghost TownUSA

Ghost Town · Idaho

White Knob

A ghost town of unknown status in Custer County, Idaho.

By the Ghost Town USA research team Last reviewed September 2026

White Knob isn't the ghost town on the postcards, which is exactly why it's worth knowing about. White Knob, Idaho is a ghost town in Custer County, Idaho. It is situated on Mine Hill between the town of Mackay, Idaho and the White Knob Mountains in the Pioneer Mountains.

Custer County holds 4 documented ghost towns, including Bayhorse, Bonanza, Custer — White Knob keeps them company on the map.

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The story of White Knob

Idaho's ghost towns burned fast — placer gold camps that lasted a season, then timber towns the forest is still swallowing.

White Knob, Idaho is a ghost town in Custer County, Idaho. It is situated on Mine Hill between the town of Mackay, Idaho and the White Knob Mountains in the Pioneer Mountains.

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What you'll find today

The on-the-ground condition of White Knob 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 White Knob 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 White Knob is roughly 43.8998, -114.6861 — 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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White Knob FAQs

01Where is White Knob located?
White Knob is in Custer County, Idaho, mapped near 43.8998, -114.6861.
02What county is White Knob in?
White Knob sits in Custer County, Idaho. See our full guide to ghost towns in Custer County for its neighbors.
03What is the history of White Knob?
White Knob, Idaho is a ghost town in Custer County, Idaho. It is situated on Mine Hill between the town of Mackay, Idaho and the White Knob Mountains in the Pioneer Mountains.
04What remains at White Knob today?
The on-the-ground condition of White Knob 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 White Knob?
Here's the honest truth: access to White Knob 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 White Knob is roughly 43.8998, -114.6861 — use it as a starting point and cross-reference a current topographic map before leaving pavement.

Sources: account based on Wikipedia (“White Knob, Idaho”), CC BY-SA.

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More in Custer County

All 4 ghost towns in Custer County →