603 S Downing Street is where French provincial architecture, unparalleled luxury, extraordinary artistry, & American nostalgia collide. This 2026 Denver Life Magazine Designer Showhouse is one of the largest, most elevated, & most prestigious properties Wash Park has ever seen. This parkside new construction masterpiece on a prime corner lot overlooking Smith Lake is a collaboration between Definition Homes, (Denver premium luxury builder), Denver Life Magazine, Denver’s top interior designers, & premium luxury brands. With over 6700 total square feet, this home offers 6 beds/7 baths (including the ADU), 4 levels of grandeur, a private courtyard, expansive rooftop deck overlooking the park, 4 premium fireplaces, custom designer details in every space, & a private luxurious ADU/guest quarters. Built with century-old historical repurposed brick to implement the highest quality materials & to connect to Denver’s architectural past. Designer kitchen w/custom rift cut white oak cabinetry, 45″ workstation sink, Wolf/Subzero appliance package incl dual refrigerators, dual dishwashers, built-in coffee system, quartzite countertops & more. Private library w/ custom hidden murphy bookshelf door which connects to the main floor home office. Primary bedroom w/10 ft ceilings & ensuite bath w/heated tile floors, Kallista freestanding tub, & Calacatta marble steam shower. Add’l garden terrace exterior rooftop patio. Full basement w/10’3″ tall ceilings, designer bar, & entertainment area w/lighted built-ins & 98″ TV w/Savant home automation & Paradigm audio system. Home gym w/custom mural & lighted Robern mirrors. $30K+ exterior/landscape lighting system. This home has an extremely extensive list of features/specs. Contact listing agent Ryan Borger at 303-929-8722 or [email protected] for full specs list & property details. Showings by appointment only w/listing agent present. Buyer to verify taxes (not yet assessed). Buyer to verify sq footage. Sq footage includes ADU.