6899 Winchester Cir
Boulder, CO 80301
Flex Property For Sale

Positioned in the heart of Boulder’s Gunbarrel Technology Center, 6899 Winchester Circle offers a rare opportunity to lease up to 10,736 SF of highly adaptable office/flex space. This two-story, 38,554 SF building is ideal for users seeking a customizable footprint with potential for lab conversion, open-plan flexibility, and unobstructed western-facing views. The available first-floor space is divisible to 5,000 SF, allowing tenants to tailor the layout to their operational needs.
Built in 2001, the property features 14-foot clear heights, dock-high loading, and robust 277/480-volt, 3-phase power with 1,200 amps—making it suitable for a wide range of uses including R&D, commercial kitchens, schools, veterinary services, and even outdoor storage or landscape yards. A wet standard sprinkler system is in place, and the building is supported by a 3.26:1,000 parking ratio.
Tenants will enjoy a suite of on-site amenities including patios with tables and umbrellas, bike racks, and optional EV charging stations. The location is walkable to the Gunbarrel Shopping Center and surrounded by trails, restaurants, and services. With direct access to the Diagonal Highway, the site is a commuter-friendly hub for both Boulder and Longmont residents. The area boasts a 2024 population of over 16,000 and an average household income of $175,618, offering a strong talent pool and customer base.