Harbor to Hills Section 2: Hike from Three Mile to Daisy Farm

Three Mile to Daisy Farm: about 4.2 miles one-way on rocky shoreline trail. Hiking approaches are available; water taxi access is optional.

Trail

Trail

From Three Mile, follow the Rock Harbor Trail west about 4.2 miles to Daisy Farm Campground. Rocks, roots, overgrown vegetation and slippery ups and downs demand care. The Three Mile–Daisy Farm route has hiking approaches from Rock Harbor and from Windigo via the Greenstone Ridge Trail; water taxis are optional access requiring advance reservations.

Quick facts

Distance Miles
4.2
Route Type
Point-to-point; hiking access available, water taxi optional
Difficulty Level
Moderate-Strenuous
Estimated Time
Planning estimate: 3.5–4.5 hours for this one-way section, plus the approach and return arrangement you choose. A reserved boat connection is optional, not included or guaranteed.

Trail profile

Distance Miles
4.2
Route Type
Point-to-point; hiking access available, water taxi optional
Difficulty Level
Moderate-Strenuous
Estimated Time
Planning estimate: 3.5–4.5 hours for this one-way section, plus the approach and return arrangement you choose. A reserved boat connection is optional, not included or guaranteed.
Trail Surface
Rocky and rooty. The trail is 18 inches wide in places, covered in rocks and roots with overgrown vegetation.
Trail Features
  • Rock Harbor Channel views
  • Rock Harbor Lighthouse
  • Edisen Fishery historic site
  • Mott Island (NPS Headquarters) views
  • Siskowit Mine (1.9 miles from Mount Franklin Junction)
  • Shoreline hiking along Rock Harbor
  • Three Mile Campground
  • Daisy Farm Campground
Trail Highlights
Historic lighthouse views, working fishery site, and water-level hiking along Rock Harbor Channel. Mott Island (NPS headquarters) is visible across the water. Daisy Farm Campground—one of the island's largest—sits right on the rocky shore.

Trailhead & access

Trailhead Location
Three Mile Campground; reached on foot along the island trail network or by a separately reserved water taxi.
Shuttle Required
No
Shuttle Details
The Three Mile–Daisy Farm route has hiking approaches from Rock Harbor and from Windigo via the Greenstone Ridge Trail; water taxis are optional access requiring advance reservations.

Permits & conditions

Permits Required
No
Fees
$7 per person per day (Isle Royale entrance fee). Children 15 and under are exempt.
Trail Status
Open seasonally
Seasonal Closures
Isle Royale closes November 1–April 15. Water taxi services operate May–September only. The island is inaccessible during winter due to extreme weather and ice.

Facilities & rules

Restrooms At Trailhead
No
Water Sources
Unknown. No documented water sources on trail. Carry minimum 2L per person. Lake Superior water requires treatment. Refill at Three Mile or Daisy Farm campgrounds if available.
Accessibility
The trail is 18 inches wide and covered in rocks and roots with overgrown vegetation. Many ups and downs over slippery rocky surfaces. Not suitable for mobility-limited hikers. Requires strong legs, ankle support, and technical hiking experience.

Safety & strategy

Hazards
  • Rocks and roots on narrow trail (18 inches wide in places)
  • Slippery rocky surfaces
  • Frequent elevation changes with technical footing
  • Exposure to Lake Superior weather
  • No cell service; remote location
  • Overgrown vegetation encroaching on trail
  • Narrow trail edges near unforgiving terrain
  • Island wildlife and food protection: follow current NPS guidance
Hazard Details
Rocky, rooty and sometimes slippery footing, overgrown vegetation and changing Lake Superior weather require careful preparation. Bears do not call Isle Royale home.
Cell Service
No. Bring satellite communicator or PLB for emergencies.
Crowd Level
Moderate. Isle Royale is backcountry remote, but this Harbor to Hills section is a popular multi-day connector. Expect other hikers, especially June–August weekends.
Peak Crowd Times
June–July (peak summer); weekends year-round. May and September are quieter.
Best Season
Choose hiking dates using current park conditions and your confirmed transport. Water-taxi availability is separate from hiking access.
Best Time To Visit
Plan around current park access, weather and your confirmed arrival/return transport. A walking approach does not depend on a water taxi; optional boat travel has separate schedules and reservations.
Tips Advice
Carry water, navigation, weather protection and a communication plan. Give wildlife space rather than applying mainland bear-country noise rules. At Isle Royale campgrounds, store food, trash and scented items in food lockers or approved animal-resistant hard-sided containers; do not hang food or store it in tents or shelters.

More details

Park Area
Rock Harbor Trail, Isle Royale National Park
Trail Markers
Unknown. Trail navigation difficulty not specified in park data.
Dogs Allowed
No. Pets are not permitted on Isle Royale.
Biking Allowed
No. Bikes are not permitted on this trail.
Shade Level
Unknown. Mix of forested sections and exposed rocky shoreline; summer sun on exposed rock is relentless.
Emergency Contacts
Daisy Farm Ranger Station (intermittently staffed). Main emergency: Ranger III patrol or Coast Guard via radio (on boat) or satellite communication. Pre-trip planning: Isle Royale National Park, 906-482-0984.
Map Recommended
Yes
Snow Dates
October–April. Trail typically snow-free by May when water taxis resume service.
Mud Season
May (post-snowmelt). Early June can still be muddy in shaded sections.
Fall Colors Peak
Late September–early October (brief window before park closure October 31)
Bug Season
July–August peak mosquitoes. Blackflies earlier in summer (May–June). Bring bug spray and head net.
Insider Tips
Allow time for the walking approach as well as the one-way section. If choosing a water taxi or ferry connection, reserve it and check landing/pickup arrangements; do not assume a missed boat can be replaced by an unplanned overnight stay.
Family Friendly Notes
Not family-friendly for young children. Teens 14+ with hiking experience and strong ankles may attempt it. Narrow trail with steep sections and rocky terrain—hand-holding is not practical on narrow sections. Water taxi logistics require schedule flexibility.
Nearby Facilities
Three Mile Campground (trailhead). Daisy Farm Campground (endpoint—one of island's largest, ranger station intermittently staffed). Rock Harbor Lodge (water taxi departure point, rooms, restaurant). No other services on trail.
Review Summary
Hikers praise the lighthouse views and remote shoreline experience, but warn the rocky terrain and overgrown vegetation slow pace significantly. Most complete it in 4–5 hours. Those with weak ankles or worn boots report pain; technical footing is not optional.

Location

Frequently asked questions

How hard is this trail? Can I do it without mountaineering experience?

It's Moderate-Strenuous, not mountaineering. But it demands strong ankles, good boots, and technical footing on rocky terrain. Beginners who can hike 5+ miles on elevation will struggle; experienced hikers typically complete it in 4–5 hours. Your ankles will tell you if you're ready.

Are there water sources along the trail?

No reliable water sources documented on the trail. Carry minimum 2L per person. Lake Superior water requires treatment and is cold. Plan to refill at Three Mile or Daisy Farm campgrounds.

Do I need a permit or reservation?

The Three Mile–Daisy Farm route has hiking approaches from Rock Harbor and from Windigo via the Greenstone Ridge Trail; water taxis are optional access requiring advance reservations. Day-hiking and overnight-camping rules are separate; consult current NPS requirements for your chosen stay.

Are there bears? Is it safe to hike alone?

Bears do not call Isle Royale home. Give island wildlife space and do not approach animals. At Isle Royale campgrounds, store food, trash and scented items in food lockers or approved animal-resistant hard-sided containers; do not hang food or store it in tents or shelters.

What if the weather turns bad mid-hike?

Lake Superior weather can shift fast. If caught in a storm, seek shelter at Daisy Farm Campground (about 4 miles). Rangers are sometimes there. Turn back early rather than risk exposure on exposed sections. No cell service exists; a satellite communicator or PLB is your lifeline.

What gear is essential?

Good boots (not trail runners), gaiters, trekking poles, 2L+ water, bug spray, head net, rain jacket, satellite communicator or PLB, map, compass. The rocks and roots are ankle-breakers; marginal gear will hurt.

How crowded is it?

Moderate. Isle Royale is remote, but this Harbor to Hills section is a popular multi-day route connector. Expect other hikers June–August, especially weekends. May and September are quieter.

Sources

Editorial review: YourNPGuide Editorial Team. Information is compiled from official sources, verified traveler reviews, and editorial research; no firsthand visit is implied unless explicitly documented. Learn how YourNPGuide works.

Last updated July 2026. Report an issue.