645 Cornelia Avenue, Mukilteo, WA 98275 (MLS # 2513786)
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Enjoy breathtaking views of Puget Sound and the Olympic Mountains from this extraordinary 6,000-square-foot custom home, ideally positioned above the new ferry terminal. Built in 2007, this remarkable residence showcases an exceptional floor plan filled with quality craftsmanship and refined finishes throughout. The grand main floor welcomes you with an impressive open foyer featuring soaring 20-foot ceilings, a stunning chef's kitchen, elegant formal living and dining rooms, a private home office, butler's pantry, spacious walk-in pantry, and French doors that open to a secluded patio perfect for entertaining or relaxing. Upstairs, you'll find four generously sized bedrooms, including a lavish primary suite designed as a private retreat, a second view bedroom with its own ensuite bath, and two additional bedrooms connected by a shared bathroom, along with a convenient laundry room. The lower level is designed for enjoyment and function, featuring an incredible theater room, spacious rec room, and extra room that would make a great wine cellar, and a four-car attached garage.
| LAST UPDATED | 4/28/2026 | TRACT | Old Town |
|---|---|---|---|
| YEAR BUILT | 2007 | COMMUNITY | Old Town |
| COUNTY | Snohomish | STATUS | Active |
| PROPERTY TYPE(S) | Single Family |
| Elementary School | Mukilteo Elem |
|---|---|
| Jr. High School | Olympic View Mid |
| High School | Kamiak High |
| ADDITIONAL DETAILS | |
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dishwasher, Disposal, Gas Water Heater, Microwave, Refrigerator, Water Heater |
| AREA | 740 - Everett/Mukilteo |
| BASEMENT | Finished, Yes |
| CONSTRUCTION | Stone, Stucco |
| EXTERIOR | Garden |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| HEAT | Forced Air, Natural Gas |
| INTERIOR | Built-In Vacuum, Dbl Pane/Storm Window, Dining Room, Elevator, Fireplace, Fireplace (Primary Bedroom), French Doors, High Tech Cabling, Jetted Tub, Pantry, Security System, Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wet Bar, Wine Cellar |
| LOT | 0.37 acre(s) |
| LOT DESCRIPTION | Dead End Street, Paved |
| MLS STATUS | Active |
| PARKING | Driveway, Attached |
| STORIES | 2 |
| STYLE | 18 - 2 Stories w/Bsmnt |
| SUBDIVISION | Old Town |
| TAXES | 15634 |
| UTILITIES | Cable Available, Sewer Connected |
| VIEW | Yes |
| VIEW DESCRIPTION | Mountain(s), Sound |
| WATER | Public |
TOTAL MONTHLY PAYMENT
| SATELLITE VIEW |
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Properties with the 
icon are courtesy of Northwest MLS.
Listings courtesy of Northwest MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of 4/29/26 3:19 AM PDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. IDX information is provided exclusively for consumers’ personal noncommercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
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