How to drive the unpaved Herd Lake Road in Idaho?

Herd Lake Road is a high mountain road located in Custer County, in the US state of Idaho, climbing up to 2.778m (9,114ft) above sea level. It’s one of the highest roads of Idaho.

Herd Lake Road

Is Herd Lake Road unpaved?

Located in the central part of Idaho, this old jeep road is totally unpaved. 4x4 vehicle recommended. Expect a trail pretty steep. It features 14 hairpin turns.

Can I drive my vehicle on the Herd Lake Road?

The road is narrow in parts with limited turn-around space. Use caution with trailers. Not recommended for large RV.

How long is Herd Lake Road?

Starting from East Fork Road (Forest Road 120), the road is 23.01km (14.3 miles) long. Over this distance, the elevation gain is 1053m (3,458 ft) and the average gradient is 4.57%.

Is Herd Lake Road open year-round?

Set high in the Pioneer Mountains, the road is not plowed in winters.
Pic: Smitty Baker





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