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Routes
Bike touring routes & trails
United States
California
Placer County
Auburn

Shirland Canal, Pioneer Express and Cardiac Bypass Loop

Routes
Bike touring routes & trails
United States
California
Placer County
Auburn

Shirland Canal, Pioneer Express and Cardiac Bypass Loop

Easy

3.3

(22)

91

riders

Shirland Canal, Pioneer Express and Cardiac Bypass Loop

00:48

8.09km

120m

Cycling

The Shirland Canal, Pioneer Express and Cardiac Bypass Loop offers a dynamic touring bicycle experience, blending shady gravel paths along the Shirland Canal with more varied singletrack and fireroad sections of the Pioneer Express and Cardiac Bypass trails. You'll pedal through oak woodlands, enjoy views of the American River Canyon…

Last updated: June 9, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Auburn State Recreation Area

Waypoints

A

Start point

Parking

Get Directions

1

64 m

Railhead Park

Highlight • Rest Area

Railhead Park is a good starting point for hikes into the American River trail system. There are restrooms, soccer fields, a small pond, picnic areas, and a playground. Endurance events sometimes start and end here as well.

Tip by

2

464 m

Shirland Canal

Highlight • River

The Shirland Canal has the Shirland Canal Trail running along it for 2 miles. This narrow canal winds through south Auburn and has a lot of trees around that shade it.

Tip by

3

2.20 km

Shirland Canal Trail

Highlight (Segment) • Trail

Excellent flat trail along the old irrigation canal. It contours around the side of the valley high above the American River, with many spectacular views.

Tip by

B

8.09 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

7.45 km

302 m

186 m

144 m

Surfaces

7.45 km

488 m

144 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

Powered by Foreca

Today

Monday 13 July

36°C

21°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

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Frequently Asked Questions

Where can I park to access the Shirland Canal, Pioneer Express and Cardiac Bypass Loop?

The trails are located within the Auburn State Recreation Area. You can typically find parking at access points like Railhead Park, which is a good starting point for this loop. Be aware that parking fees may apply within the State Recreation Area.

Are there any fees or permits required for this trail?

Yes, as the trails are located within the Auburn State Recreation Area, there may be parking fees and other regulations. It's advisable to check the official Auburn State Recreation Area website for the most current information on fees and permits before your visit.

Is this loop suitable for beginner touring cyclists?

The overall loop is rated as 'easy' for touring cyclists by komoot, with a distance of about 8 km (5 miles) and moderate elevation gain. However, sections of the

Pioneer Express Trail

can be rugged with steep slopes, and parts of the

Cardiac Bypass Trail

can have 'Blue' difficulty for mountain biking, even with switchbacks. While the

Shirland Canal Trail

is mostly flat and easy, beginners should be prepared for varied terrain and some challenging sections within the full loop.

How long does it typically take to complete the loop by touring bicycle?

For touring cyclists, this 8 km (5 mile) loop typically takes around 48 minutes to complete. This duration can vary based on your cycling pace, the number of stops you make, and your fitness level.

What kind of terrain can I expect on the Shirland Canal, Pioneer Express and Cardiac Bypass Loop?

The loop offers diverse terrain. The

Shirland Canal Trail

is generally flat, gravel, and shady. The

Pioneer Express Trail

can range from dirt to gravel, with some rugged sections and steep slopes. The

Cardiac Bypass Trail

winds through trees with moderate to strenuous sections, utilizing switchbacks. You'll encounter a mix of surfaces and gradients throughout the ride.

What kind of scenery and viewpoints will I encounter?

You'll experience varied scenery. The

Shirland Canal Trail

offers views of the canal and passes through riparian and foothill woodlands. The

Pioneer Express Trail

provides vistas high above Folsom Lake, with views of the canyon and river. The

Cardiac Bypass Trail

also offers diverse views of the canyon, river, and wildflowers in season, passing through old growth manzanita chaparral and oak woodlands.

What is the best time of year to cycle this loop?

The trail can be enjoyed year-round. The

Shirland Canal Trail

is shady and can be mossy and green even in winter. Spring brings wildflowers, and fall offers pleasant temperatures. Summer can be hot, so early morning or late afternoon rides are recommended during warmer months. Always check local weather conditions before heading out.

Is this trail dog-friendly?

These trails are generally multi-use, shared by cyclists, hikers, and sometimes equestrians. While dogs are often permitted in the Auburn State Recreation Area, it's crucial to keep them on a leash and practice good trail etiquette. Always check current park regulations regarding pets.

Does the loop connect with other trails?

Yes, this loop is part of a larger trail system. It incorporates sections of the

ADT - California - T - Seg 5

,

Shirland Canal Trail

,

WST - Pioneer Express Trail

, and

Cardiac Bypass Trail

. You may also encounter smaller segments like

Spinal Tap

,

Vista Del Lago - Pioneer Express Connector

,

Cardiac Trail

, and

Stu's Trail

along the route.

What kind of wildlife and plant life can be seen on the trail?

The diverse ecosystems along the loop support various flora and fauna. You can expect to see wildflowers in season, different bird species, and amphibians, especially near the canal. The trails pass through riparian areas, foothill woodlands, and manzanita chaparral. Be aware that poison oak is present in the area, so caution is advised.

Are there any facilities or amenities along the route?

The loop passes by Railhead Park, which typically offers facilities. Given its location within the Auburn State Recreation Area, you might find restrooms or water sources at designated park areas. However, it's always best to carry enough water and supplies for your ride, as amenities might be sparse on certain trail sections.

Nearby routes

Moderate

4.9

135

American River Bike Trail

03:53h

67.3km

200m

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