RSS New property listed in Sumas Mountain, Abbotsford Posted on April 17, 2014 by Steve & Blondie Keresztvey Posted in Sumas Mountain, Abbotsford Real Estate I have listed a new property at 3 4633 SUMAS MOUNTAIN RD in Abbotsford. See details here Ideal for large basement entry home in Abbotsford newest quality subdivision. Straiton Mountain Estates.