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    Washington County, OR Quadplexes for Sale

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    Portland, OR Salem, OR Medford, OR
    48 results
    New Construction Cottage Portfolio
    $1,739,900
    4,868 SF

    New Construction Cottage Portfolio

    6603 N Seneca St, Portland, OR 97203

    Four detached homes near St. Johns with strong rental potential.

    • Four detached cottage rental homes in North Portland near St. Johns: 6605 N Seneca St, 9411 N Macrum Ave, 9415 N Macrum Ave, 9421 N Macrum Ave
    • Totaling 4,868 SF with 12 bedrooms, 8 full bathrooms, and 4 half bathrooms across the four homes
    • Each residence features 3 bedrooms and 2.1 bathrooms, with living/dining/kitchen plus half bath on main level and laundry upstairs
    • Two larger homes are 1,253 SF each; two interior homes are 1,181 SF each
    • Whole‑home ducted heat pump systems with forced air; whole‑house ventilation
    Updated: May 26
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    New Cottage Homes in Beaumont-Wilshire
    $1,979,900
    4,588 SF

    New Cottage Homes in Beaumont-Wilshire

    4895 NE CESAR E CHAVEZ Blvd, Portland, OR 97211

    Four newly built detached cottage homes in NE Portland.

    • Four newly built detached cottage homes under construction, built in 2026
    • Unit mix: two 3BR/2.1BA and two 2BR/2.1BA homes
    • Main‑level open great room layout connecting living, dining, and kitchen areas, plus a main‑level half bath
    • Brand‑new stainless steel appliances and solid surface countertops in each home
    • Mini split systems for efficient heating and cooling, with composition roof
    Updated: May 6
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    Turnkey Forest Grove Quadplex Investment
    $1,059,900
    3,552 SF

    Turnkey Forest Grove Quadplex Investment

    Income-producing quadplex in Forest Grove's Old Town district.

    Forest Grove, OR 97116
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    Portland Duplex: Value-Add Opportunity
    $1,279,900
    6,076 SF

    Portland Duplex: Value-Add Opportunity

    Investor-ready duplex with value-add potential in Portland, Oregon.

    503 SE 157TH Ave, Portland, OR 97233
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    New Construction Roseway Fourplex
    $1,549,900
    3,629 SF

    New Construction Roseway Fourplex

    Turnkey Portland fourplex with strong income potential and modern design.

    3138 NE 72nd Ave, Portland, OR 97213
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    Irvington Fourplex with Upgrades
    $975,000
    3,366 SF

    Irvington Fourplex with Upgrades

    Well-maintained Portland fourplex with strong rental history and modern upgrades.

    2230 NE 15TH Ave, Portland, OR 97212
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    Updated Four-Plex Near University
    $849,000
    3,576 SF

    Updated Four-Plex Near University

    Updated North Portland four-plex near University of Portland.

    7555 N PORTSMOUTH Ave, Portland, OR 97203
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    Charming Fourplex in Buckman Neighborhood
    $660,000
    3,406 SF

    Charming Fourplex in Buckman Neighborhood

    Vintage fourplex in Southeast Portland's desirable Buckman neighborhood.

    942 SE 16th Ave, Portland, OR 97214
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    Queen Anne Victorian 4-Plex
    $950,000
    4,063 SF

    Queen Anne Victorian 4-Plex

    Rare, beautiful 4-plex in SE Portland on Ankeny greenway.

    1842 1848 SE ANKENY St, Portland, OR 97214
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    Turnkey Investment in Cathedral Park
    $1,095,000
    4,324 SF

    Turnkey Investment in Cathedral Park

    Well-maintained fourplex in Portland's desirable Cathedral Park neighborhood.

    8320 N PRINCETON St, Portland, OR 97203
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    Portland Multifamily Investment Opportunity
    $875,000
    4,516 SF

    Portland Multifamily Investment Opportunity

    Meticulously maintained multifamily property with stable rental income potential.

    2431 SE 141ST Ave, Portland, OR 97233
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    New Four-Unit Portfolio in Portland
    $1,724,900
    4,282 SF

    New Four-Unit Portfolio in Portland

    Newly constructed four-unit portfolio in Southeast Portland.

    7466 SE Tolman St, Portland, OR 97206
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    New Four-Unit Portfolio in Portland
    $1,714,900
    4,282 SF

    New Four-Unit Portfolio in Portland

    Newly constructed four-unit portfolio near SE Woodstock Blvd.

    7448 SE Tolman St, Portland, OR 97206
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    Portland Multifamily with Bridge Views
    $690,000
    5,610 SF

    Portland Multifamily with Bridge Views

    Unique multifamily property with ADUs and St. Johns Bridge views.

    8531 N EDISON St N, Portland, OR 97203
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    Newly Built Attached 4-Plex
    $1,599,900
    4,178 SF

    Newly Built Attached 4-Plex

    Modern, townhouse-style 4-plex with private outdoor space and mini-split heating and cooling in a walkable, close-in neighborhood.

    2892 NE 61st Ave, Portland, OR 97213
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    Updated Multi-Unit Near OHSU
    $1,200,000
    4,116 SF

    Updated Multi-Unit Near OHSU

    Well-maintained Portland multi-family property with updates and parking.

    3204 SW 10TH Ave, Portland, OR 97239
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    New Multifamily Cottage Cluster Homes
    $1,813,900
    5,224 SF

    New Multifamily Cottage Cluster Homes

    New construction multifamily property in Southeast Portland with detached homes.

    6439 SE 88th Ave, Portland, OR 97266
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    Buckman Fourplex Investment Opportunity
    $679,900
    3,407 SF

    Buckman Fourplex Investment Opportunity

    Fourplex in inner SE Portland with immediate rental income.

    1705 SE Morrison St, Portland, OR 97214
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    Updated Fourplex with Backyard
    $775,000
    2,000 SF

    Updated Fourplex with Backyard

    Updated fourplex in Portland with private backyards and parking.

    5821 SE KNAPP St, Portland, OR 97206
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    Tualatin Fourplex Investment Opportunity
    $949,000
    0.33 Acres

    Tualatin Fourplex Investment Opportunity

    Four fully leased units near amenities and commuter routes.

    19486 SW 67TH Ave, Tualatin, OR 97062
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    Updated Fourplex with Developable Lot
    $950,000
    3,072 SF

    Updated Fourplex with Developable Lot

    Updated fourplex with development potential in a desirable location.

    302 S 19TH Ave, Cornelius, OR 97113
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    New Four-Plex in Prime Location
    $1,350,000
    2,700 SF

    New Four-Plex in Prime Location

    New construction four-plex near Albina, Mississippi, and Williams.

    4690 N CONGRESS Ave, Portland, OR 97217
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    Fourplex with In-Unit Laundry
    $950,000
    3,991 SF

    Fourplex with In-Unit Laundry

    Meticulously maintained fully rented fourplex with in-unit washer/dryer and covered parking.

    3420 SW 126TH Ave, Beaverton, OR 97005
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    Updated Fourplex Near SE Foster
    $581,000
    1,920 SF

    Updated Fourplex Near SE Foster

    Well-maintained Portland fourplex with updates and convenient location.

    5730 SE CENTER St, Portland, OR 97206
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    Washington County, OR Quadplexes Investment Opportunities Market Analysis

    Explore 48 quadplexes for sale in Washington County, OR, showcased through 48 active listings on our real estate platform. These investment opportunities span a total of 157,776 square feet of properties for sale, with an estimated market value of $48,350,249.

    Sale prices for four-unit buildings in Washington County, OR start at $259,950, averaging $1,098,869, and reaching up to $1,979,900 — 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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