135 Oakstone is a 4-bedroom, 3-bath single-family home for sale in Irvine CA 92618. On Prevu for 52 days at $3,750,000. This includes a recent price decrease of $248,000. This residence features 3,066 square feet of living space, located in Portola Springs. The median listing price for single-family homes in this area is $1,779,000. Nearby schools include Jeffery Trail Middle School and Portola High School. Additional amenities include dishwasher, pets allowed, air conditioning, parking, swimming pool, and washer/dryer. Browse more single-family home listings in Orange County.