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71.2 miles
Distance
5,166 ft
Climb
-5,174 ft
Descent
2,094 ft
High Point
-8 ft
Altitude change
1,307 ft
Altitude min
1,608 ft
Altitude start
1,601 ft
Altitude end
-35.4%
Grade max
44.3%
Grade min
27 miles
Distance climb
31 miles
Distance down
14 miles
Distance flat
Huge route using most of the trail systems in the Northwest Valley: Sonoran North & South, Thunderbired, Deem Hills, North Mtn. & Pyramid Peak.
Detailed Description
West Valley Mega Loop is a 71 mile popular intermediate route located near Phoenix Arizona. This mountain bike only route can be used one direction and has a hard overall physical rating. This route includes 30 trails. This route climbs 5,166 ft with a max elevation of 2,094 ft then descends -5,174 ft.
Trail Issues on Route
- Significant Issue / Amber: 1 trail (newest: Oct 25, 2026)
- Minor Issue / Yellow: 3 trails (newest: Oct 20, 2026)
Local Trail Association
Please consider joining or donating to the local riding association to support trail development & maintenance.
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Stats
-
Distance71 miles
-
Avg time12 hr 46 min
-
Altitude min1,307 ft
-
Altitude start1,608 ft
-
Altitude end1,601 ft
-
Climb5,166 ft
-
Descent-5,174 ft
-
Grade max-35.4%
-
Grade min44.3%
-
Distance climb27 miles
-
Distance down31 miles
-
Distance flat14 miles
39 Reviews & Comments
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Trails in Route
| 1,263 ft | |||||
| 1 mile | |||||
| 4,675 ft | |||||
| 3 miles | |||||
| 2,477 ft | |||||
| 4,045 ft | |||||
| 1,362 ft | |||||
| 2,385 ft | |||||
| 5 miles | |||||
| 4,012 ft | |||||
| 2,165 ft | |||||
| 1 mile | |||||
| 1,936 ft | |||||
| 1 mile | |||||
| 1,401 ft | |||||
| 5,026 ft | |||||
| 1,631 ft | |||||
| 3,182 ft | |||||
| 653 ft | |||||
| 1,020 ft | |||||
| 1,109 ft | |||||
| 1,463 ft | |||||
| 3,432 ft | |||||
| 3,665 ft | |||||
| 476 ft | |||||
| 2,372 ft | |||||
| 4,475 ft | |||||
| 2,044 ft | |||||
| 4,951 ft | |||||
| 3 miles |
Details
-
Riding area
-
Primary ActivityMountain Bike
-
Difficulty ratingBlue
-
Route TypeLoop
-
eBike Allowed
-
Bike typeXC
-
DirectionOne Direction
-
Physical ratingHard
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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 activity logs 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 users are riding a trail in its intended direction.
The colour categories are based on what percentage of users are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Used
Trailforks scans activity logs 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.
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- Videos
Trail Popularity ?
Trailforks scans activity logs 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 activities = more kinetic energy = warmer colors.
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- popular
- less popular
- not popular
ATV/ORV/OHV Filter
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Activity Recordings
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?
Activity Recordings
Trailforks uses anonymized public activity data.
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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 users jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
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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
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Only show trails with no bike usage.
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Photos
Videos
mtb
Eastwing - Keefer Hill - Full Trail (Peoria, AZ)
trail: Keefer Hill Single Track
3:44 | 219 | comments: 0 | favs:
Sep 23, 2025
mtb
Eastwing - Granite + bonus jump line - Full Trail (Peoria, AZ)
trail: Granite
4:00 | 220 | comments: 0 | favs:
Sep 18, 2025
Recent Trail Reports Along Route
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- By schillingsworth
TRAILFORKS HTA & contributors - #47178 - 1,169 views
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