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 11 4633 SUMAS MOUNTAIN RD in Abbotsford. See details here Straiton Mountain Estates! 26 great building lots in a gated subdivision. Lot 11 is a corner lot great for extra parking.