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For sale by owner
  • $1,200,000

    18434 42nd Ave S, Seattle, WA 98188

    4beds
    --sqft
    : 
    $7,219/mo
    Get pre-qualified
    Single Family Residence
    Built in 1962
    -- sqft lot
    $-- Zestimate®
    $--/sqft
    $-- HOA

    What's special

    Ample parkingAttached shopMassive garageFlexible layout
    House Improvements – 18434 42nd Ave S, SeaTac, WA 98188 Price: $1,200,000 (or $989,000 depending on offer structure) Showing Requirement: “By Appointment Only†Negotiation Option: Seller open to renting the home back from the new owner to allow a smooth transition and move out timeline. Property Overview This well maintained SeaTac residence offers a rare combination of space, upgrades, and income producing potential. The main home provides 2,208 sq ft across two full floors, complemented by a 1,200 sq ft garage and an attached 360 sq ft shop, creating an exceptional footprint for storage, hobbies, or additional rental strategies. • House: 46' x 24' = 1,104 sq ft per floor → 2,208 sq ft total • Garage: 30' x 40' = 1,200 sq ft • Shop/Shed: 9' x 40' = 360 sq ft Major Upgrades & Improvements This property has been thoughtfully updated with long term durability and comfort in mind. Nearly every major system has been modernized, giving future owners peace of mind and reduced maintenance costs. • 2024: Full replacement of all hot and cold water pipes throughout the home • 2021: Lifetime roof installed • 2024: Brand new heater and air conditioning system • 2023: Complete upstairs remodel • 2023: New flooring installed on both front and back decks • 2024: Downstairs bathroom fully remodeled • 2023: Electrical breaker panel replaced • 2024: New gas hot water tank installed These upgrades make the home move in ready while also supporting long term rental stability. What Makes This Property Special This address presents a standout opportunity for real estate investors, co living operators, or anyone seeking a high income rental asset in one of the Puget Sound region's most strategically positioned markets. Located minutes from Seattle Tacoma International Airport, Boeing, Southcenter, Downtown Seattle, and major transit corridors, the home is ideally situated for workforce housing and commuter convenience. The flexible layout includes: • Upstairs: 2 bedrooms, kitchen, dining room, living room, fireplace, bathroom • Downstairs: 2 bedrooms, kitchen area potential, living space, bathroom This configuration supports co living, shared housing, or multi unit rental strategies, maximizing occupancy and monthly cash flow. Ample parking, a massive garage, and an attached shop further expand the property's utility for tenants, contractors, hobbyists, or small business owners. With its combination of location, size, upgrades, and income potential, this property stands out as a rare investment in the greater Seattle area.
    15 days
    189
    2

    Zillow last checked:

    Listed by:

    Property Owner (206) 790-3500

    Source: FSBO-Online.com
    This property is for sale by owner and Zillow, Inc. is displaying it at the owner's request. It is not subject to a listing agreement with Zillow, Inc. or its affiliates.

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 1
      • 3/4 bathrooms: 1
      Appliances
      • Included: Dishwasher, Dryer, Freezer, Microwave, Refrigerator, Washer
      Features
      • Flooring: Carpet, Hardwood, Tile
      • Basement: Finished

      Property

      Details
      • Parcel number: 1565600010

      Construction

      Type & style
      • Home type: SingleFamily
      • Property subtype: Single Family Residence
      Condition
      • Year built: 1962

      Community & HOA

      HOA
      • Services included: HOA
      Location
      • Region: Seattle

      Financial & listing details

      • Tax assessed value: $608,000
      • Annual tax amount: $7,430
      • Date on market: 8/23/2026
      • Lease term: Contact For Details

        Estimated market value

        Not available

        Estimated sales range

        Not available

        $3,176/mo

        Price history

        DateEventPrice
        8/23/2026Listed for sale$1,200,000
        Source: FSBO-Online.com Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$7,430 +15.5%$608,000 +5.6%
        2024$6,430 +9.6%$576,000 +14.5%
        2023$5,867 +2.2%$503,000 -2.7%
        2022$5,739 +1.6%$517,000 +15.7%
        2021$5,649 +9.9%$447,000 +13.7%
        2020$5,141 +1.6%$393,000 +1.6%
        2019$5,062 +13.7%$387,000 +6%
        2018$4,451 -4.7%$365,000 +13%
        2017$4,671 +51.3%$323,000 +13.7%
        2016$3,088 $284,000 +9.2%
        2015$3,088 $260,000 +22.1%
        2014$3,088 $213,000 +19.7%
        2013$3,088 $178,000 +7.2%
        2012-- $166,000 -11.2%
        2011-- $187,000 -14.2%
        2010-- $218,000
        2009-- $218,000 -13.5%
        2007-- $252,000 +21.7%
        2006-- $207,000 +6.2%
        2005-- $195,000 +15.4%
        2001$2,137 +2.7%$169,000 +8.3%
        2000$2,081 $156,000
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

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        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
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        Climate risks

        Neighborhood: 98188

        Getting around

        25 / 100
        Car-Dependent
        52 / 100
        Good Transit
        39 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating