Set across 150+ acres of extraordinary privacy, this one-of-a-kind aviation sanctuary redefines fly-in luxury—blending striking modern design with premier aviation infrastructure for pilots seeking ultimate freedom and privacy, all with sweeping river views.This 2020 custom-built residence offers 4 en-suite bedrooms, main-level primary suite with spa-inspired bath and expansive custom walk-in closet. Designed for refined living and effortless entertaining, the home features a dramatic open living area with fireplace, private main-floor office, movie theater, gym, and 2 laundry rooms. Chef’s kitchen w/oversized island and granite surfaces. 3-car garage, generous storage, and sleek modern finishes complete this 4,700 sq ft home.Embrace resort-style outdoor living with an in-ground pool, modern firepit, and expansive grounds for relaxing or hosting.For aviation enthusiasts, this estate delivers at the highest level: private 2,400-foot runway, helipad, and a massive fully insulated and heated 80’ x 75’ hangar (60' wide door and 21' clearance), plus an additional 50’ x 75’ fully insulated, heated and air conditioned, aviation lounge with an indoor pickleball court, game room, golf simulator, pool table, and full kitchen—creating a true gathering place for aviators. Bonus:on-site gravel pit (potential income). This is more than a home—it’s a rare fly-in sanctuary, created for pilots who want their runway, hangar, and home seamlessly integrated into one extraordinary lifestyle.
Active
Listed by: Keller Williams Eastside • Alex J Jobe
$4,995,000
56 Spring Valley Road, Rock Island, WA 98850
4beds
4,740sqft
:
Get pre-qualified$30,801/mo
Single Family Residence
Built in 2020
150.83 Acres Lot
$4,495,600 Zestimate®
$1,054/sqft
$-- HOA
What's special
Sleek modern finishesModern firepitSweeping river viewsGame roomExpansive custom walk-in closetIndoor pickleball courtPrivate main-floor office
- 130 days |
- 751 |
- 45 |
Zillow last checked:
Listing updated:
Listed by:
Alex J Jobe,
Keller Williams Eastside,
Gisela Braje,
Keller Williams Eastside
Source: NWMLS as distributed by MLS GRID,MLS#: 2473110
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 4
- Main level bathrooms: 2
Primary bedroom
- Level: Second
Bedroom
- Level: Second
Bedroom
- Level: Second
Bedroom
- Level: Second
Bathroom full
- Level: Second
Bathroom full
- Level: Second
Bathroom full
- Level: Main
Bathroom full
- Level: Main
Den office
- Level: Main
Dining room
- Level: Main
Entry hall
- Level: Main
Family room
- Level: Main
Great room
- Level: Main
Kitchen with eating space
- Level: Main
Living room
- Level: Main
Rec room
- Level: Second
Utility room
- Level: Main
Heating
- Fireplace, Heat Pump, Electric
Cooling
- Heat Pump
Appliances
- Included: Dishwasher, Disposal, Double Oven, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer, Dishwasher(s), Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Washer(s), Water Heater: Electric, Water Heater Location: Mechanical Room Main Floor
Features
- Bath Off Primary, Central Vacuum, Dining Room
- Flooring: Ceramic Tile, Concrete, Carpet
- Doors: French Doors
- Windows: Dbl Pane/Storm Window
- Basement: None
- Number of fireplaces: 1
- Fireplace features: Electric, Main Level: 1, Fireplace
Interior area
- Total structure area: 4,740
- Total interior livable area: 4,740 sqft
Video & virtual tour
Property
Parking
- Total spaces: 3
- Parking features: Driveway, Attached Garage, Detached Garage, Off Street, RV Parking
- Has attached garage: Yes
- Covered spaces: 3
Features
- Levels: Two
- Stories: 2
- Entry location: Main
- Patio & porch: Second Kitchen, Bath Off Primary, Built-In Vacuum, Dbl Pane/Storm Window, Dining Room, Fireplace, French Doors, Hot Tub/Spa, Security System, Sprinkler System, Vaulted Ceiling(s), Walk-In Closet(s), Water Heater, Wine/Beverage Refrigerator
- Pool features: In Ground, In-Ground
- Has spa: Yes
- Spa features: Indoor
- Has view: Yes
- View description: Mountain(s), River, Territorial
- Has water view: Yes
- Water view: River
Lot
- Size: 150.83 Acres
- Features: Dead End Street, Drought Resistant Landscape, Secluded, Airplane Hangar, Athletic Court, Deck, Fenced-Partially, Gated Entry, Hot Tub/Spa, Outbuildings, Patio, Propane, RV Parking, Shop, Sprinkler System
- Topography: Dune,Level,Partial Slope,Sloped,Steep Slope,Terraces
- Residential vegetation: Brush
Details
- Parcel number: 20221020001
- Zoning: RR-20
- Zoning description: Jurisdiction: County
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Contemp/Custom,2 Story
- Property subtype: Single Family Residence
Materials
- Stone, Wood Products
- Foundation: Poured Concrete
- Roof: Metal
Condition
- Very Good
- Year built: 2020
- Major remodel year: 2020
Details
- Builder name: Owner
Utilities & green energy
- Electric: Company: Douglas County PUD
- Sewer: None
- Water: Individual Well, Private
- Utilities for property: Local Tel
Community & HOA
Community
- Features: Athletic Court, Gated
- Security: Security System
- Subdivision: Rock Island
Location
- Region: Quincy
Financial & listing details
- Price per square foot: $1,054/sqft
- Tax assessed value: $1,826,400
- Annual tax amount: $13,444
- Date on market: 3/19/2026
- Cumulative days on market: 132 days
- Listing terms: Conventional,FHA
- Inclusions: Dishwasher(s), Double Oven, Dryer(s), Garbage Disposal, Microwave(s), Refrigerator(s), Stove(s)/Range(s), Washer(s)
- Road surface type: Dirt
Estimated market value
$4,495,600
$4.23M - $4.77M
$6,022/mo
Price history
| Date | Event | Price |
|---|---|---|
| 3/20/2026 | Listed for sale | $4,995,000+2105.3%$1,054/sqft |
Source:  NWMLS as distributed by MLS GRID #2473110 Report a problem | ||
| 11/23/2016 | Sold | $226,500$48/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $13,444 -3.9% | $1,826,400 -0.2% |
| 2023 | $13,992 -6.3% | $1,829,800 |
| 2022 | $14,932 +83.2% | $1,829,800 +105.9% |
| 2021 | $8,150 +1575.8% | $888,500 +1554.6% |
| 2020 | $486 +3.7% | $53,700 |
| 2018 | $469 | $53,700 |
| 2017 | $469 -3.8% | $53,700 |
| 2016 | $487 +7.4% | $53,700 |
| 2015 | $454 -2.7% | $53,700 |
| 2014 | $467 | $53,700 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 98850
Getting around
0 / 100
Car-DependentNearby schools
GreatSchools rating
- 4/10Palisades Elementary SchoolGrades: PK-6Distance: 13.8 mi
- NAQuincy Innovation Academy Big PictureGrades: 6-12Distance: 9 mi
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