North Main at Steel Ranch Apartments for rent in Louisville, CO on ForRent.com: (877) 278-5446 - Availability, pricing and special promotions subject to change daily. North Main at Steel Ranch is located in the Award winning Boulder Valley School District. In addition to the luxurious tailored amenities you have on site, Steel Ranch is within walking distance to King Soopers, Alfalfas (coming soon), and many coffee shops, restaurants, and retail stores in Downtown Louisville.