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    Whatcom County, WA Residential Income Properties for Sale

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    Modern Multifamily Investment Opportunity
    Updated: Nov 21, 2025
    Modern Multifamily Investment Opportunity

    1205 Boon St, Sumas, WA 98295

    $4,175,000
    19,120 sqft
    Modern multifamily property built in 2020, offering a high‑quality investment.
    16 townhome units provide a lucrative venture.
    Attractive financing options available with lower interest rates and reduced down payment.
    Prime location in the thriving city of Sumas, WA.
    8.35% rental upside, indicating potential for increased income.
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    This listing looks promising.

    Here's a quick look at some key insights for

    1205 Boon St, Sumas, WA 98295

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    • Est. Cap Rate

      4.9%
      NOI ÷ price

    • Est. NOI

      $206K
      Annual

    • Mortgage

      $450K
      Jan 2022

    • Last Sold

      Jun 2022
      $4.45M

    • Property Type

      Quadplex
      Built 2019
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    12-Unit Apartment Complex
    Updated: May 30
    12-Unit Apartment Complex

    404 Front, Sumas, WA 98295

    $2,850,000
    14,196 sqft
    12‑unit apartment complex built in 2019, arranged as three fourplexes
    All units feature 3‑bed/2.5‑bath layouts with fully equipped kitchens
    In‑unit laundry available in every unit (washer/dryer)
    Each unit includes a patio and has vinyl and carpeted floors
    On‑site tenant parking included
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    Renovated Duplex with Townhouse Units
    Renovated Duplex with Townhouse Units

    1100 23RD, Bellingham, WA 98225

    $1,150,000
    1,848 sqft

    Two fully renovated units feature covered decks, quartz countertops, fireplaces, and in-unit laundry.

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    Townhouse-Style 6-Unit Multifamily
    Townhouse-Style 6-Unit Multifamily

    211 Maple, Lynden, WA 98264

    $1,250,000
    4,750 sqft

    Six townhouse-style units each feature 2 beds and 1 bath with private patios and access to a shared coin-op laundry room.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Duplex with Three-Bay Shop
    Duplex with Three-Bay Shop

    7380 Woodland, Ferndale, WA 98248

    $925,000
    2,722 sqft

    Single-story primary home with a two-bedroom, two-bath accessory dwelling unit and multiple outdoor improvements.

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    Duplex with Recent Roof
    Duplex with Recent Roof

    1826 Valencia St, Bellingham, WA 98229

    $825,000
    0.19 AC lot

    Matching two-story units combine residential layouts with private laundry, fireplaces, and outdoor living areas.

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    Four-Unit Quadplex with Private Decks
    Four-Unit Quadplex with Private Decks

    2340 Main, Ferndale, WA 98248

    $889,000
    3,208 sqft

    Four consistently occupied residences feature two bedrooms, one bathroom, and individual outdoor decks.

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    Commercial Land Near I-5 Freeway
    Commercial Land Near I-5 Freeway

    4149 Northwest Avenue, Bellingham, WA 98226

    $1,500,000
    1,846 sqft

    Commercial zoned 1.63 acres near I-5, shopping, and schools.

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    Fourplex With Bay-View One-Bedrooms
    Fourplex With Bay-View One-Bedrooms

    1408 G, Bellingham, WA 98225

    $915,000
    2,352 sqft

    Well-maintained fourplex with four 1-bedroom, 1-bath units, on-site parking, and a community laundry room.

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    Mixed-Use Building With Retail
    Mixed-Use Building With Retail

    357 Martin, Blaine, WA 98230

    $1,099,990
    3,000 sqft

    Fully leased mixed-use property combines remodeled apartments with retail and office space on the main level.

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    Multifamily Property Near WWU Campus
    Multifamily Property Near WWU Campus

    1011 21st Street, Bellingham, WA 98225

    $8,400,000
    25,265 sqft

    19-unit multifamily property near Western Washington University.

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    Presale Four-Plex with Garages
    Presale Four-Plex with Garages

    2966 Sweet Gum, Blaine, WA 98230

    $1,575,000
    5,616 sqft

    New four-plex homes feature private single-car garages, second-level living, and primary suites with ensuite baths.

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    Modern Townhome Community
    Modern Townhome Community

    201 Tull, Bellingham, WA 98226

    $10,995,000
    30,104 sqft

    Recently built 32-unit townhome community offering 2- and 3-bedroom layouts with in-unit laundry.

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    Duplex Property Assembly
    Duplex Property Assembly

    610 Mead Ave, Everson, WA 98247

    $3,871,669
    1.49 AC lot

    Multi-building residential income property with renovated units, newer construction, garages, and dedicated parking.

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    Refreshed Two-Story Victorian Duplex
    Refreshed Two-Story Victorian Duplex

    1416 Humboldt Street, Bellingham, WA 98225

    $659,000

    Vacant legal duplex with updated systems, appliances, windows, finishes, and flexible unit configuration.

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    Duplex with Private Patios
    Duplex with Private Patios

    2210 Wilson Avenue, Bellingham, WA 98225

    $725,000

    Two-bedroom units feature gas stoves, in-unit laundry, private storage, and fenced outdoor areas.

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    Four-Unit Apartment Property with Laundry
    Four-Unit Apartment Property with Laundry

    2312 Orleans, Bellingham, WA 98229

    $1,099,000
    3,456 sqft

    Four residential units include an on-site coin-operated laundry facility and access to nearby shopping, dining, parks, and freeways.

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    11-Unit Mobile Home Park
    11-Unit Mobile Home Park

    2625 W MAPLEWOOD AVE TRLR 2, Bellingham, WA 98225

    Contact for pricing
    1,596 sqft

    Eleven-site mobile home park with one duplex and four space rents, reporting net income over $131,000 annually.

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    Historic Downtown Apartment Building
    Historic Downtown Apartment Building

    201 N Commercial St, Bellingham, WA 98225

    $2,250,000

    Two-story, sixteen-unit apartment community in downtown Bellingham.

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    Four-Unit Quadplex
    Four-Unit Quadplex

    124 Mitchell St, Sumas, WA 98295

    $850,000

    Each residence includes a private backyard and dedicated on-site parking.

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    Entitled Multifamily Development Site
    Entitled Multifamily Development Site

    5701 Shannon Avenue, Ferndale, WA 98248

    Contact for pricing
    8.60 AC lot

    Site plan approved for a phased multifamily project with 260 units and planned views.

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    Residential Income
    Residential Income

    3902 Idaho St, Bellingham, WA 98229

    $595,000

    Duplexes

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    Duplex with Two-Car Garages
    Duplex with Two-Car Garages

    2316 Xenia Street, Bellingham, WA 98229

    $795,000

    Two residential units each provide three bedrooms, two bathrooms, and a two-car garage.

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    Multifamily Redevelopment Site
    Multifamily Redevelopment Site

    4200 Meridian St, Bellingham, WA 98226

    Contact for pricing
    3.90 AC lot

    3.9-acre site in a general commercial zone with five existing buildings and 30+ tenants generating NOI until redevelopment begins.

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    Whatcom County, WA Residential Income Properties Market Trends and Statistics

    Explore 72 residential income properties for sale in Whatcom County, WA, showcased through 32 active listings on our real estate platform. These investment opportunities span a total of 119,079 square feet of properties for sale, with an estimated market value of $53,338,547.

    Sale prices for residential income properties in Whatcom County, WA start at $595,000, averaging $2,133,541, and reaching up to $10,995,000 — 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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