Skinny
Open in App
Get this trail on your phone instantly.
more stats
1,801 ft
Distance
15 ft
Climb
-24 ft
Descent
00:04:32
Avg time
-9 ft
Altitude change
122 ft
Altitude min
148 ft
Altitude max
131 ft
Altitude start
121 ft
Altitude end
-0.5%
Grade
-7.8%
Grade max
6.2%
Grade min
381 ft
Distance climb
699 ft
Distance down
722 ft
Distance flat
00:04:32
Avg time
Limestone Loop Details
-
Activities
- Mountain Bike
-
Riding AreaI5-Colonnade
Seattle, Washington -
Difficulty Rating
-
Local Popularity55 in Mountain Biking
-
Global Ranking#108444 in Mountain Biking
-
Trail TypeSingletrack
-
Bike TypeXC
-
DirectionBoth Directions
-
Climb DifficultyBlue
-
Physical RatingEasy
-
Trail VisibilityAlways easy to follow
-
Dogs AllowedYes
-
TTFs on TrailA-Frame, Berm, Bridge, Drop, Ladder Bridge, Log Ride, Rock Face, Rock Garden, Skinny, Other
-
Year Opened2007
-
Land OwnerSeattle Parks & Rec
Limestone Loop is a 1/2-mile tight & twisty XC loop with dozens of optional skinnies, drops, rock chutes, rock steps, and other features. Several hundred tons of limestone rocks and boulders were used to make retaining walls for the terraced layout of the trail.
Local Trail Association
-
-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 0 rides
6 Months
- 3 rides
- 12 miles avg distance
All
- 16 rides
- Last: Jun 6, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Limestone Loop Trail Reports
more »
close
-
Layers w
- Weather Layers
- Pro
- Pro
- Pro
- Pro
- Pro
- Pro
- More Layers
- Pro
- Pro
- Pro
- Pro
-
Upgrade to
3D
Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users ridelogs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
Trailforks scans ridelogs to determine the last time a trail was ridden.
- < 2 days
- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
Contribute Details
Colors indicate trail is missing specified detail.
- Description
- Photos
- Description & Photos
- Videos
Trail Popularity ?
Trailforks scans ridelogs to determine which trails are ridden the most in the last 9 months.
Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
Think of this as a heatmap, more rides = more kinetic energy = warmer colors.
- most popular
- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
inches
US Cell Coverage
Legend
Radar Time
Activity Recordings
Trailforks uses anonymized public activity data.
?
Activity Recordings
Trailforks uses anonymized public activity data.
?
Personal Heatmap
▶
Activity Types
all
/
none
▶
Options
2
Date range
month
–
Winter Trails
Warning
A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
![map legend]()
Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.
Slope Aspect
Direction the slope faces
Trails Deemphasized
Trails are shown in grey.
Only show trails with no bike usage.
Suggested Layers
Based on selected activity type
Save the current map location and zoom level as your default home location whenever this page is loaded.
Save
Directions to limestone-loop trailhead
(47.634830, -122.323130)
Photos
4 more »
Videos
1 more »
395 |
Mar 2, 2023 , Seattle
Trail Products
We hope you've been enjoying Trailforks!
Create a FREE account to view trail comments and much more.
Nearby Trails
- Tqalu East 105 ft
- Sidewinder Trail 246 ft
- K-line 246 ft
- High Life Line 246 ft
- The Ogie 249 ft
- By I5-Troll
EMBA-Staff & contributors - #353276 - 1,385 views
- Follow/Subscribe
- login to download gpx or kml files.
Frequently Asked Questions About Limestone Loop
▼
Where is Limestone Loop located?
Limestone Loop is located in I5-Colonnade, Seattle, Washington, United States. It is part of the I5-Colonnade trail network. The trailhead is located at coordinates 47.63483, -122.32313.
▼
How hard is Limestone Loop?
Limestone Loop is rated as Blue difficulty. The physical rating is Easy. The average grade is 0.5%. The climb difficulty is rated Blue.
▼
What is the elevation gain for Limestone Loop?
Limestone Loop has 15 ft of elevation gain. The trail has 24 ft of elevation descent. The elevation ranges from 122 ft to 148 ft.
▼
Is Limestone Loop a point to point trail?
Limestone Loop is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
Hit the Trail
Download Trail
Save to wishlist, Garmin & download.
Find Related Routes
Find routes and users activities that include this trail.
You must enter a description before submitting.