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  • Listed by: Keller Williams Eastside
    $4,995,000

    56 Spring Valley Road, Rock Island, WA 98850

    4beds
    4,740sqft
    : 
    Single Family Residence
    Built in 2020
    150.83 Acres Lot
    $4,609,100 Zestimate®
    $1,054/sqft
    $-- HOA

    What's special

    Sleek modern finishesModern firepitSweeping river viewsGame roomExpansive custom walk-in closetIndoor pickleball courtPrivate main-floor office
    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.
    42 days
    |
    815
    |
    33
    |

    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#: 2473110MLS Logo

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      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
      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
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      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: 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: 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: 44 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
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        Estimated market value

        $4,609,100

        $4.38M - $4.84M

        $5,733/mo

        Price history

        DateEventPrice
        3/20/2026Listed for sale$4,995,000+2105.3%$1,054/sqft
        Source: NWMLS as distributed by MLS GRID #2473110 Report a problem
        11/23/2016Sold$226,500$48/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax 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
        $27,952/mo
        Principal & interest
        $24664
        Property taxes
        $3288
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          Neighborhood: 98850

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