$2,100,000
Est. $11,632/mo4 bd•4.5 ba•5,930 sq ft
645 Cornelia Avenue, Mukilteo, WA 98275
• Listed Apr 28, 2026•164 days active · 164 cumulative
Listing Broker: Windermere Real Estate M2 LLC; Dan Gunderson; 425-280-8107; dgunderson@windermere.com
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Listing Broker: Windermere Real Estate M2 LLC; Dan Gunderson; 425-280-8107; dgunderson@windermere.com
About this home
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.
Listed by Dan Gunderson • Windermere Real Estate M2 LLC
Listing updated: September 22, 2026 at 11:21am
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2513786
Around this home
How much should you offer?
645 Cornelia Avenue, Mukilteo, WA 98275
Source:RexMont analysis of Northwest MLS sales data for this ZIP code plus third-party market data (RentCast). The estimates are RexMont's, not Northwest MLS listing data.
Estimates only and not guaranteed. Consult a RexMont agent for accurate, personalized guidance before making an offer. RexMont OfferEdge™ · © 2026 RexMont Real Estate. Proprietary tool.
Property details
Interior features
- 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
- 3 fireplaces (gas)
- Finished basement
Kitchen
- Dishwasher
- Disposal
- Microwave
- Refrigerator
Bedrooms
- 4 bedrooms total
- 4 upstairs
Bathrooms
- 4 full bathrooms
- 1 half bathroom
- 4.5 bathrooms total (NWMLS count)
- 1 on the main level
Layout
- 2 Stories w/Bsmnt
- 5,930 sq ft finished
Flooring
- Ceramic Tile
- Hardwood
- Carpet
Heating & cooling
- Forced Air heating
- Central Air cooling
- Forced Air cooling
Single-family home facts
As entered by the listing broker on Northwest MLS
Lot & site
- Topography
- Level,Partial Slope,Terraces
- Vegetation
- Garden Space, Wooded
- Zoning jurisdiction
- City
- Faces
- Northwest
Systems
- Energy source
- Natural Gas
- Power production
- Natural Gas
- Water heater
- Gas (2 tanks)
- Water heater location
- Garage
- Power company
- Snohomish County PUD
- Water company
- Mukilteo Water
- Sewer company
- Mukilteo Water and Waste Water
- Irrigation water rights
- No
Rooms & extras
- Bathtubs
- 4
- Showers
- 4
- Fireplaces on main
- 2
- Fireplaces upstairs
- 1
New construction
- Square footage source
- Public Record
- Lot size source
- Public Record
Manufactured home
- Land lease
- No
Neighborhood mobility
Doorstep, Pedal & Station Scores
Three RexMont scores for this exact address: what is on foot, what is by bike, and what rides past the door.
Ground Truth™
The ground, the slope, the flood zone and the noise at this address
Read from public hazard, flood, terrain and noise maps for this exact home.
Address Insider™
The members' report
Commute, transit, zoning and ADU potential, internet providers and the lifestyle around the home: the nearest grocery, coffee, park, services and transit stop. One free registration opens every home on rexmont.com.
Opens with the report above.
Sun and shade
How many hours of direct sun each part of this lot gets on the day you pick. Hover the map to read a spot.
Daylight 7:30 AM to 6:30 PM Pacific, 11.0 hours
Sun and shadows come from terrain and mapped buildings. Trees are not shown, so a yard under big trees can be shadier than this map. Sun map by ShadeMap.
Schools
Ratings via SchoolDiggerMukilteo School District
- Mukilteo ElementaryPublic · Grades K-5 · State rank 77 of 1,16010/10
- Olympic View Middle SchoolPublic · Grades 6-8 · State rank 187 of 5346/10
- Kamiak High SchoolPublic · Grades 9-12 · State rank 43 of 43810/10
Assigned schools for this property per the listing's MLS data. School district boundaries change — verify the exact assigned schools with the district before purchasing.
Sales & Tax Records for 645 Cornelia Avenue
NWMLS via MLS GridEvery listing, pending, price change and closing filed on this home with the NWMLS, the county’s recorded sales, and its assessed values by tax year.
- Apr 28, 2026ListedNWMLS via MLS Grid · #2513786$2,100,000$354/sq ft
- Jun 30, 2009SoldNWMLS via MLS Grid · #29007782$1,000,000$169/sq ft
- May 3, 2009PendingNWMLS via MLS Grid · #29007782$1,217,200$205/sq ft
- May 3, 2009Price reducedNWMLS via MLS Grid · #29007782$1,217,200$205/sq ft
- Jan 14, 2008ListedNWMLS via MLS Grid · #29007782$1,450,000$245/sq ft
Mortgage payment forecast
$13,460 per month
Great rateTakes about 5 minutes & won't affect your credit
Get pre-approvedSource: RexMont estimate, not Northwest MLS listing data. Interest rates from Freddie Mac's Primary Mortgage Market Survey via FRED (Federal Reserve Bank of St. Louis). Property tax and HOA dues from the NWMLS listing where provided, otherwise estimated; insurance estimated at 0.3% of price per year.
Estimate only. Actual payment depends on credit, lender, and program. PMI not included for down payments below 20%.
Ask about this home
A licensed RexMont broker will get back to you, usually in under 5 minutes during business hours.
Listing Broker: Windermere Real Estate M2 LLC; Dan Gunderson; 425-280-8107; dgunderson@windermere.com
Market pulse
Mukilteo is a seller's market.
Inventory is low and competition is high. Sellers have more negotiating power.
Offer insight: Well-priced homes draw multiple offers; others sell close to asking.
List to sale price: The average home sells very close to list price.
Time on market: The average home goes pending in around 56 days.
Recent sales nearby
Within 1 mile · last 6 months$880,000 Sold
1 day ago
4 bd•2.5 ba•~2,020 sq ft•Single Family
1011 16th Court, Mukilteo, WA 98275
2%
Under list
35
Days on market
0.5 mi
Distance
$1,075,000 Sold
4 days ago
3 bd•2.5 ba•~3,137 sq ft•Single Family
1028 10th Street, Mukilteo, WA 98275
5%
Under list
104
Days on market
0.3 mi
Distance
$915,000 Sold
5 days ago
3 bd•1.75 ba•~1,840 sq ft•Single Family
1609 Goat Trail Road, Mukilteo, WA 98275
3%
Under list
116
Days on market
0.7 mi
Distance
$875,000 Sold
1 week ago
4 bd•2.5 ba•~2,167 sq ft•Single Family
637 Washington Place SW, Mukilteo, WA 98275
17%
Over list
29
Days on market
1.0 mi
Distance
$890,000 Sold
2 weeks ago
3 bd•2 ba•~1,765 sq ft•Single Family
1812 Lumley Avenue, Mukilteo, WA 98275
1%
Under list
50
Days on market
0.7 mi
Distance
Closed sales from MLS GRID / NWMLS within the past 6 months, matched on property type and within 1 mile. Comps approximate.
Want a deeper read on this market?
Ask a RexMont agentMarket data from MLS GRID / NWMLS · Updated Oct 2026
MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of September 22, 2026 at 11:21am (date and time MLS GRID Data was obtained). All data is obtained from various sources and may not have been verified by broker or MLS GRID. 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.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
© 2026 Northwest Multiple Listing Service. All rights reserved.
HO
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