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    Seatac, WA Office Buildings for Sale

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    Spokane, WA Tacoma, WA Kennewick, WA
    Class A Office Suites Available
    Contact for pricing

    Class A Office Suites Available

    21400 International Blvd, Seatac, WA 98198

    Prime SeaTac location with plentiful parking and nearby amenities.

    • Prime SeaTac location with convenient access to I‑5, new light rail, and SR 509 extensions.
    • Class A office building with impressive presence overlooking International Blvd, waterway views, and distant airport runway views.
    • Proximity to major transportation hubs (14 blocks from airport runway) and corporate offices (Alaska Airlines, FAA).
    • Plentiful parking available.
    • Nearby retail amenities.
    Updated: Mar 6
    View details
    Class A Office Suites Available
    Contact for pricing
    16,573 SF

    Class A Office Suites Available

    21400 International Blvd, Seatac, WA 98198

    Prime SeaTac location with nearby retail and transportation.

    • Prime SeaTac location with convenient access to I‑5, new light rail, and SR 509 extensions.
    • Multiple office suites available in a Class A office building.
    • Close proximity to major transportation hubs and corporate offices.
    • Impressive presence overlooking International Blvd with waterway and airport runway views.
    • Plentiful parking available.
    Updated: Nov 21, 2025
    View details
    Based on your search, we've compiled 47 Potential Opportunities for your consideration. Besides 2 Active listings in Seatac, WA, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 37 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Explore Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Class A Office Building
    Contact for pricing

    Class A Office Building

    Class A office building in a prime Kent Valley location.

    6703 S 234th St, Kent, WA 98032
    View details
    Tukwila Freestanding Retail/Office Building
    $5,890,000
    23,422 SF

    Tukwila Freestanding Retail/Office Building

    Three-story building suitable for retail, showroom, office, or live-work.

    16705 Southcenter Pkwy, Tukwila, WA 98188
    View details
    Class A Office Building
    Contact for pricing
    35,550 SF

    Class A Office Building

    Class A office building in a prime Kent Valley location.

    6703 S 234th St, Kent, WA 98032
    View details
    Tukwila Office Building For Sale
    $5,043,375
    22,415 SF

    Tukwila Office Building For Sale

    Office building with 22,415 square feet of space in Tukwila.

    655 Andover Park W, Tukwila, WA 98188
    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Commercial Land on Highway 7
    $750,000

    Commercial Land on Highway 7

    10 acres of commercial land with highway exposure.

    26527 Mountain Highway East, Spanaway, WA 98387
    View details
    Downtown Corner Lot with Views
    $135,000

    Downtown Corner Lot with Views

    Terraced corner lot in downtown Port Angeles with mountain views.

    999 East 1st Street, Port Angeles, WA 98362
    View details
    Undeveloped Land in Port Angeles
    $1,800,000
    5.38 Acres

    Undeveloped Land in Port Angeles

    5.38 acre lot suitable for various commercial developments.

    0000 W 8th Street, Port Angeles, WA 98363
    View details
    Downtown Building with Harbor Views
    $799,950
    12,762 SF

    Downtown Building with Harbor Views

    Commercial building with warehouse and parking in downtown Port Angeles.

    229 W First Street, Port Angeles, WA 98362
    View details

    Explore Off-Market Properties in Seatac, WA

    Consider similar Off-Market properties in Seatac, WA. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    18000 International Blvd

    18000 International Blvd

    OFFICE BUILDING • 226,771 SF
    Value Estimation
    $44,710,000
    18000 International Blvd, Seatac, WA 98188-4253
    View details
    2701 200th St

    2701 200th St

    OFFICE BUILDING • 300 SF
    Value Estimation by Request
    2701 200th St, Seatac, WA 98198-5206
    View details
    3100 176th St

    3100 176th St

    OFFICE BUILDING • 24,211 SF
    Value Estimation
    $4,365,000
    3100 176th St, Seatac, WA 98188-4051
    View details
    19518 International Blvd

    19518 International Blvd

    OFFICE BUILDING • 13,390 SF
    Value Estimation
    $2,250,000
    19518 International Blvd, Seatac, WA 98188-5493
    View details
    18625 Des Moines Memorial S Dr

    18625 Des Moines Memorial S Dr

    OFFICE BUILDING • 14,270 SF
    Value Estimation
    $3,650,000
    18625 Des Moines Memorial S Dr, Seatac, WA 98148-1921
    View details
    20313 28th S Ave

    20313 28th S Ave

    OFFICE BUILDING • 91,636 SF
    Value Estimation
    $21,705,000
    20313 28th S Ave, Seatac, WA 98198-5228
    View details
    1200 192nd St

    1200 192nd St

    OFFICE BUILDING • 21,154 SF
    Value Estimation by Request
    1200 192nd St, Seatac, WA 98148-2345
    View details
    2800 192nd St

    2800 192nd St

    OFFICE BUILDING • 36,724 SF
    Value Estimation
    $4,020,000
    2800 192nd St, Seatac, WA 98188-5100
    View details
    21400 International Blvd

    21400 International Blvd

    OFFICE BUILDING • 16,573 SF
    Value Estimation
    $2,235,000
    21400 International Blvd, Seatac, WA 98198-6086
    View details
    2821 154th St

    2821 154th St

    OFFICE BUILDING • 7,872 SF
    Value Estimation
    $1,465,000
    2821 154th St, Seatac, WA 98188-2034
    View details
    2825 154th St

    2825 154th St

    OFFICE BUILDING • 2,280 SF
    Value Estimation
    $665,000
    2825 154th St, Seatac, WA 98188-2034
    View details
    19530 International Blvd

    19530 International Blvd

    OFFICE BUILDING • 20,852 SF
    Value Estimation
    $2,940,000
    19530 International Blvd, Seatac, WA 98188-5494
    View details
    16704 International Blvd

    16704 International Blvd

    OFFICE BUILDING • 5,184 SF
    Value Estimation
    $1,065,000
    16704 International Blvd, Seatac, WA 98188-3116
    View details
    19235 International Blvd

    19235 International Blvd

    OFFICE BUILDING • 128,291 SF
    Value Estimation
    $27,545,000
    19235 International Blvd, Seatac, WA 98188-5302
    View details
    19550 International Blvd

    19550 International Blvd

    OFFICE BUILDING • 18,451 SF
    Value Estimation
    $3,100,000
    19550 International Blvd, Seatac, WA 98188-5426
    View details
    16015 International Blvd

    16015 International Blvd

    OFFICE BUILDING • 2,704 SF
    Value Estimation
    $520,000
    16015 International Blvd, Seatac, WA 98188-2651
    View details
    860 192nd St

    860 192nd St

    OFFICE BUILDING • 2,505 SF
    Value Estimation by Request
    860 192nd St, Seatac, WA 98148-2208
    View details
    16025 International Blvd

    16025 International Blvd

    OFFICE BUILDING • 1,998 SF
    Value Estimation by Request
    16025 International Blvd, Seatac, WA 98188-2651
    View details
    19600 International Blvd

    19600 International Blvd

    OFFICE BUILDING • 13,886 SF
    Value Estimation
    $2,980,000
    19600 International Blvd, Seatac, WA 98188-5481
    View details
    2907 170th St

    2907 170th St

    OFFICE BUILDING • 2,294 SF
    Value Estimation by Request
    2907 170th St, Seatac, WA 98188-3505
    View details
    15220 32nd S Ave

    15220 32nd S Ave

    OFFICE BUILDING • 4,064 SF
    Value Estimation
    $1,085,000
    15220 32nd S Ave, Seatac, WA 98188-2101
    View details
    19415 International Blvd

    19415 International Blvd

    OFFICE BUILDING • 33,600 SF
    Value Estimation
    $5,515,000
    19415 International Blvd, Seatac, WA 98188-5309
    View details

    Seatac, WA Office Buildings Investment Opportunities Market Analysis

    Explore 39 office buildings for sale in Seatac, WA on our real estate platform. These investment opportunities span a total of 1,775,866 square feet of properties for sale, with an estimated market value of $28,100,000.

    Sale prices for office properties in Seatac, WA start at $270,000, averaging $2,161,538, and reaching up to $16,135,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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