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Rolling trail with mountain views, water features, and wildflowers.


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Map Key

5.4

Miles

8.6

KM

Out and Back

10,967' 3,343 m

High

10,147' 3,093 m

Low

1,100' 335 m

Up

1,101' 336 m

Down

8%

Avg Grade (4°)

22%

Max Grade (13°)

Dogs Leashed

Features Commonly Backpacked · Fall Colors · Lake · River/Creek · Views · Waterfall · Wildflowers · Wildlife

Busy trailhead with limited parking; it fills up quickly on weekends. The second half of route remains snowy well into summer.

Overview

Moderate distance, rolling trail run hovering around 10,000 feet with spectacular view, lots of water features, an abundance of wildflowers, and wildlife.

Need to Know

Fourth of July Rd is 2WD but rough - high clearance suggested. Parking is limited and very busy on weekends.

Description

Start a the Fourth of July Trailhead and ascend the Arapaho Pass Trail west through a handful of mild to moderate cascades until you reach the Diamond Lake Trail cutoff at approximately the 1 mile mark.

The Diamond Lake Trail then heads south and descends to the North Fork Middle Boulder Creek at around 1.7 miles. There is a larger cascade slightly upstream that is worth a look.

From the creek, continue back uphill to the southeast through dense forest trail. Expect wet trails and potential snowpack well into summer. Route finding may be an issue with significant snow.

After the climb out of the creek valley, you'll reach a flat, wet meadow just northeast of the Diamond Lake. Continue to the lake, at which point, you may explore the perimeter of the lake. Be mindful of the campground directly west of the lake.

Flora & Fauna

Moose, deer, bear, trout, wildflowers.

Shared By:

Marc Monroe

Trail Ratings

  4.4 from 12 votes

#1671

Overall
  4.4 from 12 votes
5 Star
67%
4 Star
25%
3 Star
0%
2 Star
0%
1 Star
8%
Recommended Route Rankings

#313

in Colorado

#1,671

Overall
17 Views Last Month
3,336 Since Jun 23, 2020
Intermediate Intermediate

0%
14%
57%
29%
0%
0%

Photos

Indian Paintbrush and buttercup.
Oct 23, 2016 near Nederland, CO
Columbine on the trail up. This is what heaven looks like. It has to.
Oct 23, 2016 near Nederland, CO
South Arapaho Peak from Diamond Lake
Jun 25, 2020 near Nederland, CO
Waterfall feeding Diamond Lake
Jul 1, 2020 near Nederland, CO
Looking down the valley.
Oct 23, 2016 near Nederland, CO
Crossing a waterfall heading up the trail.
Oct 23, 2016 near Nederland, CO

0 Comments

Weather


Current Trail Conditions

Unknown
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Check-Ins

Sep 1, 2024
Alex O'Connell
Followed social trail up to smaller upper lake. No one there. Gorgeous views. Cont on Diamond Lake trail south to Hessie — 2h 00m
Jul 15, 2024
Swamp Thing
If you don't arrive by 5:30/6am on the weekends, you can expect to be stopped at Nederland High School and placed in a queue to get into the rec area 7.8mi
Aug 6, 2023
Chris R
Big group
Oct 18, 2022
Elizabeth Johnson
Beautiful lake. Aspen leaves are gone. Not too difficult 5.4mi
Aug 10, 2022
Gina G
Jul 18, 2022
Alex O'Connell
Overcast to start; sunny on the return. 2 hours in the hammock with KT. 60F up too while 100F in Denver 7.8mi — 3h 00m
Jul 8, 2022
Liz Ryan
One of my favorite hikes, great amount of shade, nice creeks, had to cross over some rocks on fast running water where it's steep, but rock are stable 5.5mi — 2h 37m
Sep 22, 2021
Beck Dhar
very pretty lake with camp ground; good for overnight camping or picnic 6.5mi — 3h 31m
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