Ask us about our Move In special!! Welcome to Casa Sur, located in the vibrant community of San Ysidro, CA. Our apartments at 131-139 Alverson Rd offer convenient off-street parking for residents, making coming and going a breeze. Enjoy the convenience of shared laundry facilities right on-site, saving you time and hassle. Plus, our prime location near the border makes commuting a breeze. Experience comfortable living at Casa Sur in San Ysidro.