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Purisma Creek Trail to Bald Knob Trail Loop route map
Difficulty: ExpertLoop

Purisma Creek Trail to Bald Knob Trail Loop

Half Moon Bay, California

9.6 mi

Distance

3,766 ft

Elev. Gain

4h 30m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Purisma Creek Trail to Bald Knob Trail Loop is a loop trail in San Mateo County, California. It is 9.6 miles long and gains 3,766 feet. The nearest town is Half Moon Bay, California, about 3 miles away in a straight line.

From the trail data on this page.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

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Elevation Profile

Min:142 ft
Max:649 ft
Gain:1,148 ft
Loss:1,148 ft
Elevation profileA line rising and falling between 142 ft and 649 ft across 9.6 mi along the route, drawn from start to end.142 ft311 ft480 ft649 ft0.0 mi2.4 mi4.8 mi7.2 mi9.6 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi147 ft
High point4.9 mi649 ft
End9.6 mi147 ft

Trail Details

Route Type
Loop

Official sources & verification

Verify before you go

Where it is

Nearest town:
Half Moon Bay, CA · about 3 mi away
County:
San Mateo County, CA

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

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