Westcliff Apartments for rent in Westminster, CO on ForRent.com: (877) 435-5061 - Availability, pricing and special promotions subject to change daily. Westcliff is a pet friendly apartment community located just minutes from the Interlocken Business Park and convenient to both downtown Denver and Boulder. Our floor plans are the largest in Westminster, Broomfield, or north Denver, offering 3 bedrooms up to 1797 square feet. Attached and detached garages are available for parking or storage. Apartment homes at Westcliff include a full size washerdryer, microwave, nine-foot ceilings, crown molding and two-tone paint, granite kitchen countertops and granite tile entries.