Mercer Island/Madrona loop
Mercer Island/Madrona loop
4.7
(4229)
14,807
riders
02:53
46.0km
490m
Cycling
Embark on the Mercer Island/Madrona loop for a challenging touring bicycle ride that spans 28.6 miles (46.0 km). You will climb a significant 1596 feet (486 metres) over an estimated 2 hours and 52 minutes, making this a difficult route. As you cycle, expect diverse scenery, from quiet wooded sections…
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
401 m
Highlight • Settlement
Tip by
39.9 km
Highlight • Trail
Tip by
42.3 km
Highlight • Monument
Translated by Google •
Tip by
46.0 km
End point
Parking
Way Types & Surfaces
Way Types
24.5 km
19.3 km
2.13 km
< 100 m
Surfaces
26.2 km
19.3 km
258 m
155 m
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Elevation
Highest point (140 m)
Lowest point (10 m)
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Weather
Powered by Foreca
Today
Saturday 6 June
15°C
10°C
82 %
Additional weather tips
Max wind speed: 12.0 km/h
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This route was planned by komoot.
This touring bicycle route is estimated to take around 2 hours and 53 minutes to complete. This duration can vary based on your cycling speed and any stops you make along the way.
The Mercer Island/Madrona loop is classified as difficult on komoot, primarily due to its distance and elevation gain. However, many cyclists consider the Mercer Island Loop portion a moderate-level ride, suitable for most skill levels, including those new to cycling looking for a challenge. It features rolling hills with one notable long climb and descent.
The route is predominantly on paved surfaces with good shoulders, making for a smooth ride. You'll encounter a mix of rolling hills, including one significant climb and descent, and some flatter sections. Traffic is generally low, contributing to a straightforward cycling experience.
The loop offers diverse and scenic views. You'll cycle through wooded areas and along the waters of Lake Washington. On clear days, you can catch glimpses of the Seattle and Bellevue skylines, and even Mount Rainier. A major highlight is cycling over the Lacey V. Murrow Floating Bridge, which provides expansive water views and a unique Northwest experience.
Yes, the route offers several points of interest. You'll pass by areas like Aubrey Davis Park and Luther Burbank Park, which are great for a break. The route also includes sections near Pike Place Market, Interlaken Park Road, and the Volunteer Park Water Tower. The floating bridge itself is a significant viewpoint.
The Mercer Island Loop is popular year-round, but the best time to cycle is typically during the spring, summer, and early fall months when the weather is milder and rainfall is less frequent. Clear days offer the best views of the skylines and Mount Rainier.
While specific parking lots aren't detailed, the Mercer Island Loop is easily accessible from both Seattle and Bellevue. Many cyclists start from various points around Mercer Island or from nearby parks like Seward Park, where street parking or designated lots may be available. Consider public transport options to avoid parking hassles.
This route is primarily a road cycling loop. While dogs are generally not suitable for being ridden alongside bicycles on busy roads, some parks along the route, like Luther Burbank Park, may have dog-friendly areas. Always check local regulations for specific park rules regarding pets.
No, there are no specific permits or entrance fees required to cycle the Mercer Island/Madrona loop. It utilizes public roads and pathways.
Yes, the route incorporates sections of several official trails. Notably, it uses parts of the Mountains to Sound Trail and the I 90 Trail, which are significant regional pathways. You'll also find smaller segments of the Lake Washington Loop and the Arboretum Loop Trail.
Given its classification as 'difficult' and the presence of rolling hills and a long climb, this route might be challenging for younger children or beginner family cyclists. It's more suited for experienced family riders or those looking for a good workout. Consider the shorter, flatter sections if cycling with less experienced family members.
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