


12125 434th Avenue SENorth Bend, WA 98045
Single Family · 3 Beds · 2 Full Baths · 2 Half Baths · 2 Three Quarter Baths · 3,120 Sq. ft. | 0.33 Acres12125 434th Avenue SE Overview
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A true one-of-a-kind legacy property, this ultra-custom Timber Frame estate at the base of Mt. Si offers an unparalleled PNW lifestyle with low-bank Middle Fork River frontage perfect for kayaking, fly fishing, and summer tubing. Masterfully built with authentic mortise-and-tenon joinery, the 3,120 SF main home features a 4 old-growth cedar/metal door and polished concrete floors with in-floor hydronic radiant heat. Living spaces blend effortlessly with nature via an 8’x16’ collapsing slider in the great room and an 8’x14’ glass garage door in the chef's kitchen boasting a 60” Wolf range, Thermador fridge, and gorgeous quartz counters. Seamless entertaining flows from the dedicated theater room to a heated covered patio with Infratech heaters, a gas fireplace, and a built-in Weber grill. Unwind in the primary sanctuary featuring a private deck with unobstructed river views and a marble spa bath. Steps away, the massive 1,675 SF detached 3-car garage offers a lower workshop with built-in air lines, a half bath, second laundry set, plus a completely independent, fully appointed 800 SF luxury living space upstairs. Encompassed by irrigated grounds with automated lighting, an Artesian spa, and a 5’ rock crusher fire pit at the water's edge, this irreplaceable masterpiece delivers ultimate alpine charm near world-class hiking and mountain biking, all just minutes from town with an easy commute to Bellevue and Seattle.
12125 434th Avenue SE Facts & Features
- Type Single Family
- Sq. ft. 3,120
- Price/Sq.ft. $962
- Lot 0.33 Acres
Details
General
Association/HOA
- Association Fee: $0.00
School Information
- School District: Snoqualmie Valley
- Elementary School: North Bend Elem
- Middle Or Junior School: Twin Falls Mid
- High School: Mount Si High
Building Information
- New Construction: No
- Year Built: 2012
Location/Region
- Country: US
- County Or Parish: King
- MLS Area Major: 540 - East of Lake Sammamish
- Subdivision Name: Mt Si
Community/Development
- Community Features: Trail(s)
Rent/Lease Information
- Land Lease: No
Tax Information
- Tax Annual Amount: $17,071.42
- Tax Year: 2026
General Information
- Inclusions: Dishwasher(s), Double Oven, Dryer(s), Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Listing Terms: Cash, Conventional
- Parcel Number: 1023089118
- Property Condition: Very Good
- Property Sub Type: Single Family Residence
- Property Type: Residential
- Senior Community: No
- Special Listing Conditions: None
Interior
Building Information
- Building Information: Built On Lot
Parking Information
- Garage: Yes
Beds/Baths
- Bathrooms Full: 2
- Bathrooms Half: 2
- Bathrooms Three Quarter: 2
- Bathrooms Total: 6
- Bedrooms Total: 3
- Bedrooms Lower: 0
- Bedrooms Possible: 3
- Bedrooms Upper: 2
Building Interior
- Appliances Included: Dishwasher(s), Double Oven, Dryer(s), Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Building Area Total: 3120
- Building Area Units: Square Feet
- Calculated Square Footage: 3120
- Square Footage Finished: 3120
- Square Footage Unfinished: 0
General Information
- Appliances: Dishwasher, Double Oven, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Tankless Water Heater, Washer
- Basement: None
- Cooling: No
- Entry Location: Main
- Fireplace Features: Gas,Wood Burning
- Fireplace: Yes
- Fireplaces Total: 2
- Flooring: Ceramic Tile, Concrete, Hardwood, See Remarks, Carpet
- Foundation Details: Poured Concrete
- Heating: Yes
- Interior Features: Bath Off Primary, Ceiling Fan(s), Dbl Pane/Storm Window, Fireplace, High Tech Cabling, Hot Tub/Spa, Pantry, Vaulted Ceiling(s), Walk-In Closet(s), Wet Bar, Wine/Beverage Refrigerator
- Levels: Two
- Living Area: 3120
- Main Level Bathrooms: 3
- Main Level Bedrooms: 1
- Power Production Type: Electric,Natural Gas,Wood
- Spa: Yes
Exterior
Parking Information
- Open Parking: No
- Parking Features: Detached Garage, RV Parking
- Parking Total: 3
Lot Information
- Irrigation Water Rights: No
- Lot Features: Dead End Street, Paved
- Lot Size Acres: 0.3297
- Lot Size Square Feet: 14362
- Lot Size Units: Square Feet
- Site Features: Cable TV, Deck, Gas Available, High Speed Internet, Hot Tub/Spa, Irrigation, Outbuildings, Outdoor Fireplace, Patio, RV Parking, Sprinkler System
- Topography: Level
- Vegetation: Garden Space
- Elevation Units: Feet
- Water Source: Public
Waterfront/View
- Waterfront Features: River
- Waterfront Footage: 50
- Waterfront: Yes
Building Exterior/Construction
- Attached Garage: No
- Direction Faces: North
- Roof: Metal
- Structure Type: House
General Information
- Carport: No
- Covered Spaces: 3
- Exterior Features: Stone, Wood
- Sewer: Septic Tank
Room Information
Room: Bathroom Half
- Level: Main
Room: Bathroom Half
- Level: Main
Room: Bathroom Three Quarter
- Level: Main
Room: Bedroom
- Level: Main
Room: Den/Office
- Level: Main
Room: Entry Hall
- Level: Main
Room: Great Room
- Level: Main
Room: Kitchen With Eating Space
- Level: Main
Room: Utility Room
- Level: Main
Room: Bathroom Full
- Level: Second
Room: Bathroom Full
- Level: Second
Room: Bathroom Three Quarter
- Level: Second
Room: Bedroom
- Level: Second
Room: Primary Bedroom
- Level: Second
12125 434th Avenue SE Neighborhood
Community
98045 (North Bend) Demographics
Schools
School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.12125 434th Avenue SE Monthly Cost
12125 434th Avenue SE Market Data
Based on the last 30 days in this zip code
12125 434th Avenue SE History
| Date | Value | Agent |
|---|---|---|
| 6/18/2026Source: NWMLS | June 18, 2026 |













































