Back Door Trail–Extension Mill Road, 4 sights is a 4.7-mile out-and-back near Breckenridge, CO. It climbs 600 ft. It scores 65/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi10,230 – 10,772 ft4.8 mi
Getting there
Trailhead: Detroit Placer Loop Road 39.49392, -106.02682
Nearest town Breckenridge, CO
Directions
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Back Door Trail–Extension Mill Road, 4 sights
4.7 mi · ▲ 600 ft · 1 hr 52 min
Elevation 10,230–10,771 ft
Out & Back
Trailhead: Detroit Placer Loop Road · 39.49392, -106.02682
Weather Sep 5: Overcast, high 70°F / low 48° · precip 12% · wind 2 mph · sunrise 6:37 AM · sunset 7:31 PM
Transit-accessible: Vista Point stop 768 m from the trailhead
- Start on Detroit Placer Loop Road, heading NE.
- 0.3 miContinue straight onto Extension Mill Road, heading SE.
- 0.2 miContinue straight onto Prospect Trail, heading SE.
- 0.5 miBear left, heading E.
- 0.3 miBear left onto Back Door Trail, heading NE.
- 1.1 miTurn left onto Prospect Hill Road, heading SE.
- 1.5 miContinue straight onto One Step Over Cabin Trail, heading NW.
- 0.5 miSharp left onto Extension Mill Road, heading S.
- 300 ftSharp right onto Detroit Placer Loop Road, heading NW.
- 0.3 miArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
55% dirt45% unspecified
Weather
OvercastTemperature 70°F48°
Precip12%Wind2 mphUV7Humidity43%
Rained 0.1″ 6 days ago
Hourly temperature
70°45°
Sunrise 6:37 AM12 AM3 AM9 AM12 PM3 PMSunset 7:31 PM
Sun
72°48°
Mon
66°45°
34%
Tue
71°43°
24%
Wed
73°46°
39%
Thu
67°45°
35%
Fri
70°43°
30%
Good to know
- Transit-accessible: Vista Point stop 768 m from the trailhead
More from Detroit Placer Loop Road Trailhead
- Jumbo Overlook–Chantilly Trail, 4 sights 3 mi · ▲ 315 ft
- Chantilly Trail–Extension Mill Road, 5 sights 4.4 mi · ▲ 349 ft
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