421 Rainbow Drive UNIT 21, Silverthorne, CO 80498

One-of-a-Kind Riverfront Penthouse in the Heart of Silverthorne 4 Beds | 3 Baths | 2,000+ Sq Ft | Private Elevator Access | 3-Car Garage Experience mountain living at its finest in this rare 4-bedroom penthouse condo, perched directly on the banks of the Blue River with private elevator access straight into your unit. This exceptional residence offers the space and comfort of a single-family home with the ease and low-maintenance lifestyle of a luxury condo. Located within walking distance to Silverthorne's top restaurants, shops, rec path, recreation center, Bluebird Market, gold medal fly fishing, and just minutes to 7 world-class ski resorts. A free Summit Stage bus stop across the street makes getting around the county effortless. Key Features: Over 2,000 SF of single-level living space| Three oversized decks with sweeping mountain and river views| Bright, open floor plan with a stunning Cupola-style skylight| Two spacious primary suites + 2 additional guest bedrooms| Dedicated office/den/gym flex space| 3-car secure garage with ample room for gear, storage, or toys| Windows and sliding doors replaced in 2022 adding enhanced insulation & soundproofing| Short Term Rental- Zone 2 – rental licenses are still available! With riverfront tranquility, panoramic views, and modern mountain finishes, this unique property checks all the boxes—whether you’re looking for a weekend retreat, full-time residence, or a high-performing investment property. Explore the home in detail using the 3D Virtual Tour. Don’t miss this rare opportunity to own a spacious, lock-and-leave mountain escape in one of Summit County’s most desirable locations!