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Bulldog Loop from the Grasslands Trail

Running Route

15.52 mi
3,178 ft
Starting at the Grasslands trail, running the Bulldog loop counter clockwise, passing through the M.A.S.H. tv series film side. From there we turn onto the infamous Bulldog rd, a scenic trail that climbs forever, while rewarding us with panoramic views of the valleys and surrounding mountains.
Created By
Ann O

Route and Elevation


NameDistanceElev. Diff.Avg. Grade
Crags Rd Climb0.54 mi197 ft6.7%
Down By The River 0.27 mi-52 ft-3.2%
CragBull ST0.94 mi36 ft0.5%
hill 3mile lp1.10 mi463 ft7.8%
Bulldog Climb First 2.5 Miles2.51 mi1,270 ft9.6%
Bulldog Bottom to Top3.22 mi1,736 ft10.2%
Lakeside Lateral Climb1.27 mi656 ft9.8%
BullDog 8 middle miles8.34 mi1,677 ft0.3%
Bulldog Lateral Intersection to Corral Canyon3.49 mi1,289 ft5.5%
Bulldog Mtwy Climb1.70 mi1,145 ft12.7%
Bulldog Mtwy Climb0.22 mi194 ft16.4%
Final Mile of Bulldog Rd Ascent1.01 mi627 ft11.7%
The Bulldog's Underbelly - Run It Fast®8.01 mi-1,975 ft-4.4%
Castro Mtwy Descent0.73 mi-397 ft-10.2%
BBT Cross at Castro Peak Mtwy down to Crags7.41 mi-1,798 ft-3.7%
Corral to Mesa Peak1.66 mi253 ft2.8%
Bulldog Backbone Ridge2.68 mi-371 ft-0.4%
Mesa Peak Mtwy Climb0.36 mi144 ft7.4%
Corral Canyon to Tapia East5.71 mi-1,798 ft-5.2%
Mesa Peak Mtwy Climb0.42 mi203 ft9.0%
Mesa Peak to Tapia Water Fountain3.91 mi-1,798 ft-8.6%
Mesa Peak Mtwy Climb0.34 mi135 ft7.4%
Mesa/Backbone 1,200ft drop2.04 mi-1,191 ft-10.9%
Mesa Peak Descent to Piuma TH2.45 mi-1,365 ft-10.5%
Mesa Peak Mtw Descent to Backbone TH2.34 mi-1,312 ft-10.6%
1,000 foot drop1.34 mi-948 ft-13.3%
down the fun part0.57 mi-308 ft-9.7%
Highway Home1.83 mi308 ft0.6%
Final Hill on Bulldog Loop1.01 mi262 ft2.6%
Tapia Spur Climb0.64 mi282 ft7.4%
County Highway N1 Climb0.55 mi253 ft8.7%
Puke HIll Bypass0.19 mi105 ft10.0%