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Irvine Ranch Open Space

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Recommended Routes in Irvine Ranch Open Space - 3

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Favorite Shady seating under a gorgeous California Live Oak tree
Intermediate

Whiting Ranch 20k

13.1 mi 21.1 km 1,442' Up 439.42 m Up 1,441' Down 439.31 m Down

Foothil…, CA
Favorite A hill looking up from the trail.
Intermediate

Borrego Canyon to Vista Point

4.9 mi 7.8 km 759' Up 231.22 m Up 759' Down 231.23 m Down

Foothil…, CA
Favorite The Sinks, OC's mini Grand Canyon, as seen from the Limestone Canyon Road.
Intermediate

Limestone Canyon Lollipop

10.0 mi 16.0 km 799' Up 243.66 m Up 799' Down 243.47 m Down

North T…, CA

Irvine Ranch Open Space Running

  • 71 Miles 114 Kilometers of Trail
  • 3 Recommended Routes
  • 9 Easy Trails Easy Trails
  • 10 Intermediate Trails Intermediate Trails
  • 2 Difficult Trails Difficult Trails
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Areas Within Irvine Ranch Open Space

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Trails in Irvine Ranch Open Space - 18

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0.6 mi 0.9 km #1Red Rock Canyon Trail
Intermediate
Foothill Ranch, CA
Intermediate
Foothill Ranch, CA 14 
1.8 mi 2.9 km #2Dripping Springs
Intermediate/Difficult
Foothill Ranch, CA
Intermediate/Difficult
Foothill Ranch, CA
0.7 mi 1.2 km #3Billy Goat Trail
Intermediate/Difficult
Foothill Ranch, CA
Intermediate/Difficult
Foothill Ranch, CA
1.6 mi 2.5 km #4Borrego Canyon Trail
Easy/Intermediate
Foothill Ranch, CA
Easy/Intermediate
Foothill Ranch, CA
4.0 mi 6.5 km #5Limestone Canyon Road
Easy
North Tustin, CA
Easy
North Tustin, CA
0.9 mi 1.4 km #6Line Shack Road
Difficult
Portola Hills, CA
Difficult
Portola Hills, CA
1.3 mi 2.0 km #7Dreaded Hill Road
Intermediate
Portola Hills, CA
Intermediate
Portola Hills, CA
8.9 mi 14.3 km #8Loma Ridge
Difficult
Foothill Ranch, CA
Difficult
Foothill Ranch, CA
4.0 mi 6.4 km #9Mustard Road
Intermediate
Portola Hills, CA
Intermediate
Portola Hills, CA
0.7 mi 1.1 km #10Santiago Ranch Road
Intermediate
Portola Hills, CA
Intermediate
Portola Hills, CA

Photos of Irvine Ranch Open Space - 18

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Rock formations.
Nov 26, 2016 near Foothil…, CA
Red Rock Canyon.
Nov 26, 2016 near Foothil…, CA
Whiting Ranch.
Nov 26, 2016 near Portola…, CA
Whiting Ranch.
Nov 26, 2016 near Portola…, CA
Rock formations.
Nov 26, 2016 near Foothil…, CA
The Sinks, OC's mini Grand Canyon, as seen from the Limestone Canyon Road.
Oct 13, 2016 near Foothil…, CA
End of Coal Canyon trail, and looking into Fremont Canyon
Dec 23, 2017 near Corona, CA
Foothill Mariposa Lily - Calochortus weedii var. intermedius
Dec 23, 2017 near Corona, CA