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1.4 mi

Distance

28m

Est. Time

Point to Point

Route Type

About This Trail

Marsh Trail is a point-to-point trail in Trione-Annadel State Park, managed by the California Department of Parks and Recreation, in Sonoma County, California. It is 1.4 miles long. The surface is dirt. Per OpenStreetMap contributors, it is open to bikes. The nearest town is Santa Rosa, California, about 1 mile 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:234 ft
Max:372 ft
Gain:1 ft
Loss:139 ft
Elevation profileA line rising and falling between 234 ft and 372 ft across 1.4 mi along the route, drawn from start to end.234 ft280 ft326 ft372 ft0.0 mi0.3 mi0.7 mi1.0 mi1.4 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi372 ft
End1.4 mi234 ft

Trail Details

Bike access: OpenStreetMap contributors, checked 2026-10-14. Rules change, so confirm with the land manager before you go.

Route Type
Point to Point
Surface
Dirt

Official sources & verification

Managed by California Department of Parks and Recreation

Verify before you go

Where it is

Nearest town:
Santa Rosa, CA · about 1 mi away
County:
Sonoma County, CA
Jurisdiction:
Trione-Annadel State Park · California Department of Parks and Recreation

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: Aug 17, 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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OpenStreetMap

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