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Jeffrey Open Space Trail

Los Angeles

900 acres of open space in the heart of Orange County

Hiking Easy

8.1 km
59 m
59 m
1-2 hrs
Low Point
54 m
High Point
103 m
Jeffrey Open Space Trail Map

Jeffrey Open Space is a significant natural and recreational area located in Irvine, California. It encompasses a vast expanse of preserved land, providing residents and visitors with a unique outdoor experience. This hike covers the entire length of it, but you can join the route at multiple points and either do the whole thing or just sample short sections.


Jeffrey Open Space spans approximately 900 acres, making it one of the largest open space reserves in Orange County. It's situated in the heart of Irvine and is bordered by major roadways such as Jeffrey Road, Trabuco Road, and Irvine Boulevard. The open space features an extensive network of trails and pathways that wind through its various landscapes.

Jeffrey Open Space showcases the natural beauty of Southern California, offering picturesque views of rolling hills, meadows, and woodlands. It includes native plant communities, wildflower fields, and scenic vistas that provide a serene and tranquil environment. The open space serves as a habitat for numerous plant and animal species, promoting biodiversity and ecological preservation. It is home to various wildlife, including birds, rabbits, squirrels, and reptiles, many of which you'll spot if you do this hike and traverse the entire park.

Throughout the open space, you'll find amenities such as picnic areas, benches, and interpretive signs providing information about the local flora and fauna. There are also designated play areas for children and designated spaces for organized sports activities. Within Jeffrey Open Space, you can also find historical landmarks and cultural elements that reflect the area's heritage. These include remnants of the historic Irvine Ranch, adding to the educational and cultural dimension of the area.

The route is accessible all year from multiple spots, so whether you do the whole trip or just a short section, enjoy some peace in the heart of Irvine.



Walking along a well-kept trail that’s mostly flat. No obstacles are present.

Low Exposure

1 out of 4

The path is on completely flat land and potential injury is limited to falling over.


1 out of 4

Close to help in case of emergency.

Best time to visit

all year round


  • Wildlife
  • Picturesque
  • Dog friendly
  • Wild flowers
  • Family friendly