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Routes
Hiking trails & Routes
United States
Washington
Spokane County

Iller Creek and Tower Mountain Loop

Easy

3.0

(10)

93

hikers

Iller Creek and Tower Mountain Loop

01:27

4.01km

260m

Hiking

Embark on the Iller Creek and Tower Mountain Loop for an easy hike that takes you through diverse landscapes. You will begin in shaded ponderosa pine forests, gradually transitioning to open ridgelines offering expansive views. The trail covers 2.5 miles (4.0 km) with an elevation gain of 839 feet (256 metres), making it a rewarding journey without being overly strenuous. Expect to spend about 1 hour and 26 minutes exploring this route. A key highlight is the "Rocks of Sharon," also known as "Big Rock," where you can pause to take in sweeping 360-degree panoramas of the Spokane Valley, the Selkirk Mountains, and the vast Palouse.

Before you set out, be aware that while the trail ascends towards Tower Mountain, the actual summit is located on private property. It is important to respect all "No Trespassing" signs and avoid attempting to access the summit directly. The best accessible high point for enjoying the scenic views remains the Rocks of Sharon. Consider hiking this route from late March through mid-July to catch glimpses of seasonal creeks and vibrant wildflowers.

This loop is nestled within the Dishman Hills Conservation Area, a unique natural space near Spokane. The area is known for its distinctive geological features and diverse ecosystems, providing a valuable habitat for local wildlife. The transition from dense forest to open ridgelines showcases the varied natural beauty of the region. This trail offers a perfect opportunity for a quick outdoor escape, allowing you to connect with nature close to the city.

Last updated: April 23, 2026

Tips

Your route passes through a protected area

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Waypoints

A

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Parking

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B

4.01 km

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Way Types & Surfaces

Way Types

2.77 km

1.24 km

< 100 m

Surfaces

3.99 km

< 100 m

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Elevation

Elevation

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Wednesday 6 May

25°C

9°C

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Frequently Asked Questions

Where is the Iller Creek and Tower Mountain Loop located?

This trail is situated within the Dishman Hills Conservation Area, near Spokane, Washington. The primary access point is typically the Iller Creek trailhead.

What is the difficulty level of this hike?

The Iller Creek and Tower Mountain Loop is generally rated as moderate to difficult. It features significant elevation gain, steep grades, and sections with loose rocks, making it a challenging but rewarding experience.

What are the main points of interest and viewpoints along the route?

The most notable feature is the Rocks of Sharon, also known as 'Big Rock,' which offers spectacular 360-degree views of the Spokane Valley, Selkirk Mountains, and the Palouse. You'll also experience diverse scenery, transitioning from shaded ponderosa pine forests to open ridgelines.

Can I hike to the summit of Tower Mountain on this loop?

While the trail incorporates parts of the Tower Mountain ridge, direct access to the summit of Tower Mountain itself is on private property. Hikers are asked to respect 'No Trespassing' signs and avoid the summit. The Rocks of Sharon provide the primary accessible high point for panoramic views.

When is the best time of year to hike this trail?

The trail can be enjoyed year-round, weather permitting. Late March through mid-July is ideal for wildflowers. Be aware that damp conditions and fallen leaves can make sections slippery in the fall and winter. It can also be used for snowshoeing in winter.

Is the Iller Creek and Tower Mountain Loop dog-friendly?

Yes, dogs are generally welcome on the trail. However, it's always best to keep them on a leash to protect wildlife and ensure a pleasant experience for all hikers.

Are there any permits or entrance fees required for the Dishman Hills Conservation Area?

Typically, there are no entrance fees or permits required to hike within the Dishman Hills Conservation Area, including the Iller Creek and Tower Mountain Loop. Always check local regulations before your visit, as policies can change.

What kind of terrain should I expect on the trail?

The trail features a mix of packed dirt and decommissioned fire roads. You'll encounter steep grades and some sections with loose rocks, especially on ascents and descents. The path winds through shaded ponderosa pine forests and open ridgelines.

What wildlife might I see while hiking?

Hikers may encounter various wildlife, including moose and elk, particularly in the quieter sections of the trail. Always maintain a safe distance and never feed wild animals.

Is there parking available at the trailhead?

Yes, parking is available at the Iller Creek trailhead. It's advisable to arrive early, especially on weekends or during peak seasons, as the lot can fill up quickly due to the trail's popularity.

What makes this trail a local favorite?

This trail is a local favorite due to its proximity to Spokane, the challenging workout it provides with substantial elevation gain, and the incredible 360-degree views from the Rocks of Sharon. Its diverse landscapes and the opportunity for rock climbing also contribute to its popularity.

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