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Hiking trails & Routes
United States
Oregon
Jefferson County

Monon Lake Trail loop

Moderate

2.7

(10)

64

hikers

Monon Lake Trail loop

02:23

9.29km

40m

Hiking

Hike the moderate 5.8-mile Monon Lake Trail loop in Mount Hood National Forest, offering diverse scenery and views of Mount Jefferson.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Mount Hood National Forest

Waypoints

A

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1

5.87 km

Monon Lake

Highlight • Lake

Monon Lake is the second-largest lake in the scenic area at 65 acres and 30ft deep. Located at 4,959 feet in elevation, this lake can be a nice spot to …

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9.29 km

End point

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Way Types & Surfaces

Way Types

7.74 km

1.53 km

Surfaces

7.73 km

1.01 km

537 m

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Elevation

Elevation

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Weather

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Today

Wednesday 15 July

26°C

12°C

39 %

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Max wind speed: 6.0 km/h

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Frequently Asked Questions

Where can I park to access the Monon Lake Trail loop?

You can access the trail via Forest Road 4220 (Skyline Road). Parking is available at various trailheads located around Monon Lake.

Is the Monon Lake Trail loop dog-friendly?

Yes, the trail is generally dog-friendly. However, always ensure your dog is on a leash and that you pack out any waste to preserve the natural environment.

What is the best time of year to hike the Monon Lake Trail loop?

The trail is typically open from July to mid-October. While July offers full access, be aware that mosquitoes can be quite active during this month. For fewer bugs and pleasant fall colors, late summer to early fall is often ideal.

Do I need a permit or pay an entrance fee for the Monon Lake Trail loop?

The Monon Lake Trail loop is located within the Mount Hood National Forest. While there isn't a specific entrance fee for the forest itself, some trailheads or recreation areas may require a Northwest Forest Pass or a day-use fee. It's always best to check the USDA Forest Service website for the most current information on permits and fees for the Olallie Lake Scenic Area.

What is the terrain like on the Monon Lake Trail loop?

The terrain is varied, featuring rolling sections, especially through a burned area on the southeast shore. You'll find well-maintained paths, including elevated planking and bridges along the wetter southern shore. Ice Age glaciers have also smoothed some bedrock sections, adding to the geological interest.

How long does it typically take to complete the Monon Lake Trail loop?

The full loop, which is about 9.3 km (5.8 miles), typically takes around 2 hours and 23 minutes to complete. This duration can vary based on your pace and how often you stop to enjoy the scenery.

What kind of scenery and views can I expect along the trail?

You'll enjoy views of Monon Lake, the second-largest lake in the scenic area, with numerous coves and inlets. Glimpses of Mount Jefferson are possible, and Olallie Butte can be seen from certain points, particularly the south end of the lake. The trail also passes through sections of heavy timber and meadows.

Is the Monon Lake Trail loop suitable for families with children?

Yes, the trail's gentle nature and minimal elevation change make it a very kid-friendly hike. The 2.9-mile loop around Monon Lake itself is particularly easy and manageable for families.

Does the Monon Lake Trail #729 connect to other trails?

Yes, the Monon Lake Trail #729 connects with the Monolallie Trail #732, which leads to Olallie Lake and the Olallie Lake Trail #731. This offers excellent options for extending your hike and exploring more of the scenic area.

What impact did the recent fires have on the trail experience?

The trail passes through areas affected by the 2001 and more extensive 2020 Lionshead Fire, particularly on the east shore. This means you'll see significant burned timber, which can be a stark but unique perspective on forest recovery. In some areas, the fire damage has also opened up views that were previously obscured.

Are there other activities to do at Monon Lake besides hiking?

Yes, Monon Lake is popular for recreational activities beyond hiking. It's a favorite spot for fishermen and canoeists, with Eastern Brook and Rainbow trout naturally occurring in the lake. It's a great place to enjoy the water and surrounding nature.

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