To-Be-Built Home on Lot 237 Island Lake at Copper Point: Option 1 plan. $449,000 for completed home package. You can work with our builder or bring your own to customize. The pics shown are of the Option 1 Model Home, featuring 5 bedrooms, 3 bathrooms, and 3,024 sq. ft. Swim, Fish, Kayak, Paddle Board right from your very own sandy beach! Access to Clubhouse with indoor pool, workout facility, tennis court, playground, and more for year-round fun. Comes with a boat slip on Castle Rock Lake-truly the best of both worlds!