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Routes
Bike touring routes & trails
United States
California
Contra Costa County
Brentwood

Marsh Creek Trail Loop

Easy

3.0

(25)

33

riders

Marsh Creek Trail Loop

01:49

31.6km

50m

Cycling

Cycle the easy 19.7-mile Marsh Creek Trail Loop, gaining 158 feet in 1 hour and 48 minutes through the Antioch/Oakley Regional Shoreline.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Antioch/Oakley Regional Shoreline

Waypoints

A

Start point

Parking

Get Directions

1

4.74 km

Kestrel Park

Highlight • Rest Area

A nice neighborhood park is located next to Brentwood Creek, featuring a playground, picnic shelter, a basketball court, and walking trails.

Tip by

2

21.8 km

Anza 1776 Expedition 101st Campsite

Highlight • Historical Site

In 1776 general Anza and the Spanish missionary camped here on their explorations of the SF East Bay. Today you can't camp in the park any more, but there's a fine fishing pier, fish cleaning and picnic facilities.

Tip by

B

31.6 km

End point

Parking

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Way Types & Surfaces

Way Types

19.8 km

8.19 km

2.37 km

1.26 km

< 100 m

Surfaces

16.0 km

15.1 km

523 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Today

Sunday 17 May

26°C

13°C

0 %

Additional weather tips

Max wind speed: 31.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like on the Marsh Creek Trail Loop?

The Marsh Creek Trail Loop offers a varied cycling experience. You can expect a mix of paved and gravel sections, particularly along the Marsh Creek Regional Trail and other connecting paths. While some areas might have narrower sections or occasional roots, the route is generally suitable for touring bicycles, focusing on less technical surfaces.

How long does it typically take to cycle this route?

The Marsh Creek Trail Loop is approximately 31.6 kilometers (19.6 miles) long. On average, it takes about 1 hour and 48 minutes to complete this route by touring bicycle, depending on your pace and how often you stop.

Is the Marsh Creek Trail Loop suitable for beginners?

Yes, the route is rated as 'easy' for touring cycling. With an elevation gain of only about 48 meters, it's a relatively flat and accessible ride, making it suitable for beginners and those looking for a relaxed cycling experience.

Are dogs allowed on the trail?

Generally, dogs are permitted on many regional trails in the area, but they must be kept on a leash. Always check local signage for specific regulations along different sections of the Marsh Creek Trail Loop, especially within parks or protected areas.

What is the best time of year to cycle the Marsh Creek Trail Loop?

The trail can be enjoyed year-round, but spring and fall often offer the most pleasant cycling conditions with mild temperatures. Summer can be warm, so an early morning or late afternoon ride is recommended. Winter cycling is possible, but be mindful of potential wet conditions after rain.

Do I need a permit or pay an entrance fee to use the trail?

No, there are typically no permits or entrance fees required to access the Marsh Creek Trail Loop or the regional trails it utilizes. It's freely accessible to the public.

Where can I park to access the Marsh Creek Trail Loop?

There are multiple access points and parking areas along the Marsh Creek Trail and connecting regional trails. Depending on your starting preference, you can find parking lots near various parks or trailheads in the Antioch/Oakley/Brentwood area. Check local maps for the most convenient parking for your starting point.

What points of interest can I see along the route?

Along the Marsh Creek Trail Loop, you can visit several interesting spots. Keep an eye out for Kestrel Park, which offers facilities, and the Anza 1776 Expedition 101st Campsite, a historical site. The route also offers scenic views, especially when cycling near marshlands and waterways.

Does the trail intersect with other well-known paths?

Yes, the route incorporates sections of several regional trails. You'll find yourself on parts of the Marsh Creek Trail, Big Break Trail, Delta de Anza Regional Trail, and Mokelumne Trail, among others, allowing for varied scenery and connections.

Are there any amenities like restrooms or water available along the way?

While the trail itself is primarily a path, you'll find amenities such as restrooms and water fountains at various parks and facilities located along or near the route. Kestrel Park, for example, is a highlight on the route that offers facilities.

What kind of bike is best suited for this loop?

Given the mix of paved and gravel surfaces, a touring bicycle is ideal for this loop. Hybrid bikes or gravel bikes would also be well-suited, providing comfort and stability across the varied terrain.

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