316 Triangular Road On the first floor of this new three-story home is a convenient bedroom with an en-suite bathroom, perfect as a guest suite or home office space. An open layout with access to a covered deck on the second floor is great for everyday entertaining and multi-tasking. On the third floor are three bedrooms, including the luxe owner's suite with a private bathroom and walk-in closet. Apex is a new collection of single-family homes now selling at the master-planned community of The Hill District in San Marcos, CA. Homeowners will enjoy access to great future amenities, such as a recreation center, sparkling swimming pool, parks and trails. It also enjoys a great north county location close to freeways for easy commutes, local shops, eateries and entertainment.