Rare Multi-Generational Masterpiece on a Quiet Cul-de-Sac! Welcome to 109 Muir Court, a stunning 3,476 sq ft sanctuary designed for grand-scale entertaining and flexible living. The heart of this home is a chef’s kitchen featuring granite counters, stainless appliances, and a show-stopping 12-foot island that flows seamlessly into the sun-drenched family room. THE X-FACTOR: A rare private first-floor guest wing with its own exterior entrance, bedroom, full bath, and separate living area—ideal for multi-generational living, long-term guests, or potential rental income. Upstairs Luxury: The expansive primary retreat offers a dedicated sitting area, dual vanities, a soaking tub, and a massive walk-in closet. Three additional oversized bedrooms provide endless options for family, hobbies, or remote work. Outdoor Living: Relax on the charming covered front porch or retreat to the private backyard featuring a patio and built-in fire pit. Highlights: 5 Beds | 4.5 Baths | Open-Concept Layout. Formal Living & Dining for flexible use. Energy-efficient leased solar system. Prime Oakley location with no through-traffic. Schedule your tour today and come make this your next home!
Days on market: 23
Listing updated: March 10, 2026 - 11:50:03
Listed by: Brysen Schumacher DRE #01379459 510-254-3831, Compass - Contra Costa
Source: Contra Costa, MLS#: CCBE-CCCCPSS04 Originating MLS: CRMLS

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. Based on information from California Regional Multiple Listing Service, Inc. as of 2026-03-11 05:47:39 PST and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.