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Washington County, OR Apartment Buildings for Sale

177 results
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North Portland Five-Plex Condominium
$1,850,000
5,390 SF

North Portland Five-Plex Condominium

5860 N Missouri Ave, Portland, OR 97217

Five-plex in North Humboldt neighborhood with designer finishes and amenities.

  • New construction five‑plex condominium (2025) with builder warranty.
  • Each unit boasts two ensuite bedrooms with high‑end bathroom finishes, including walk‑in tiled showers.
  • Spacious kitchens feature custom cabinets, slab countertops, and tile backsplashes.
  • Excellent North Humboldt location in North Portland with a Walk Score of 85.
  • Mini‑split systems offer efficient heating and cooling.
Updated: Jan 6
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Completed Cottage Cluster in Portland
$5,983,900
14,363 SF

Completed Cottage Cluster in Portland

3246 SE 115Th Ave, Portland, OR 97266

16-unit detached home community in Portland's Powellhurst-Gilbert neighborhood.

  • Fully completed 16‑unit detached cottage cluster, purpose‑built for long‑term rental income and immediate cash flow.
  • Individually metered units with no shared walls, providing enhanced privacy and direct utility cost pass‑through.
  • Modern, energy‑efficient construction (built in 2025) with mini‑splits for heating and cooling in every unit, reducing capital expenditures and operating expenses.
  • Located in a high‑demand SE Portland location (Powellhurst‑Gilbert) with proximity to shopping, dining, parks, and other amenities.
  • No HOA complications and full site control, offering simplified management and operational flexibility.
Updated: Jan 6
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Boutique Multifamily Community in Portland
$2,619,900
6,733 SF

Boutique Multifamily Community in Portland

Six-unit community with modern layouts and convenient North Portland location.

3562 N Haight Ave, Portland, OR 97227
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Seven Units in North Portland
$1,899,000
4,416 SF

Seven Units in North Portland

Seven units including six new condos and detached house.

7206 N Saint Louis Ave, Portland, OR 97203
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New Multifamily Portfolio in Portland
$5,424,900
13,521 SF

New Multifamily Portfolio in Portland

Newly built 17-unit multifamily portfolio across three Portland neighborhoods.

5855 NE Prescott St, Portland, OR 97218
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New 6-Plex Investor Opportunity
$2,369,900
5,476 SF

New 6-Plex Investor Opportunity

Modern 6-unit multifamily property in Portland's Arbor Lodge neighborhood.

1873 SE Tacoma St, Portland, OR 97202
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Modern Multifamily Investment in Portland
$2,170,000
6,792 SF

Modern Multifamily Investment in Portland

Six-unit apartment building in Arbor Lodge neighborhood.

7070 N Montana Ave, Portland, OR 97217
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New Multifamily Building in Portland
$3,349,900
9,647 SF

New Multifamily Building in Portland

Newly constructed 16-unit apartment building in North Tabor.

11 NE 55Th Ave, Portland, OR 97213
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New Multifamily Portfolio in Portland
$6,999,000
15,956 SF

New Multifamily Portfolio in Portland

Portfolio of 17 units in prime Portland locations.

NE Ainsworth St, Portland, OR 97211
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Montavilla Multifamily Investment Opportunity
$890,000
2,688 SF

Montavilla Multifamily Investment Opportunity

Five-unit property in NE Portland with assumable financing.

623 NE 74Th Ave, Portland, OR 97213
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New Multifamily Investment Opportunity
$2,800,000
7,065 SF

New Multifamily Investment Opportunity

Newly constructed, fully rented property with condo conversion potential.

6061 NE Simpson St, Portland, OR 97218
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New South Waterfront Apartment Building
$3,849,900
9,695 SF

New South Waterfront Apartment Building

New 18-unit apartment building in Portland's South Waterfront district.

3727 S Hood Ave, Portland, OR 97239
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Modern 16-Unit Apartment Complex
$3,400,000
10,606 SF

Modern 16-Unit Apartment Complex

New construction apartment complex in the Overlook Neighborhood.

1535 N Alberta St, Portland, OR 97217
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New Multifamily Building with Retail
$9,799,900
22,241 SF

New Multifamily Building with Retail

New 32-unit apartment building with 2 retail spaces.

2465 NE Alberta St, Portland, OR 97211
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New Construction Apartment Complex
$3,999,900
12,240 SF

New Construction Apartment Complex

Fully leased, 15-unit apartment complex in North Tabor, Portland.

232 NE 61St Ave, Portland, OR 97213
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Portland Multifamily with Commercial Front
$1,475,000
0.15 Acres

Portland Multifamily with Commercial Front

Well-maintained 6-plex in Elliot neighborhood with commercial space.

2845 NE M L King Blvd NE, Portland, OR 97212
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Meticulously Maintained 6-Plex Investment
$2,150,000
6,121 SF

Meticulously Maintained 6-Plex Investment

6-plex near shops, restaurants, and parks with excellent BikeScore.

1318 NE 46Th Ave, Portland, OR 97213
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New Construction Detached Homes Portfolio
$2,799,900
6,488 SF

New Construction Detached Homes Portfolio

Six new construction homes in Southeast Portland with no HOA.

6717 SE Gladstone St, Portland, OR 97206
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New Townhome-Style Units in Portland
$2,579,900
6,408 SF

New Townhome-Style Units in Portland

Six townhome-style units in high-demand NE Portland neighborhood.

3001 NE Ainsworth St, Portland, OR 97211
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Northeast Portland Detached Homes Community
$5,288,900
12,730 SF

Northeast Portland Detached Homes Community

Thirteen stand-alone homes near Wilshire Park in Northeast Portland.

4328 NE Going St, Portland, OR 97218
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Reed Neighborhood Multifamily Investment
$3,599,900
8,706 SF

Reed Neighborhood Multifamily Investment

Ten-unit property near Reed College, ideal for student housing.

5170 SE 28Th Ave, Portland, OR 97202
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Multi-Family Portfolio Opportunity
$1,595,000

Multi-Family Portfolio Opportunity

Professionally managed, fully rented portfolio with seller carry terms.

17941 SE Main St, Portland, OR 97233
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Portfolio of Multifamily and Retail
$30,875,000
67,286 SF

Portfolio of Multifamily and Retail

Portfolio of 9 buildings with 121 units and retail.

2425 NE Alberta St, Portland, OR 97211
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Portland Multifamily Investment Opportunity
$2,954,900
8,760 SF

Portland Multifamily Investment Opportunity

Seven-unit community with spacious, high-end finished units in Portland.

7190 NE Glisan St, Portland, OR 97213
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Washington County, OR Apartment Buildings Investment Opportunities Market Analysis

Explore 1244 apartment buildings for sale in Washington County, OR, showcased through 177 active listings on our real estate platform. These investment opportunities span a total of 35,754,696 square feet of properties for sale, with an estimated market value of $1,725,304,600.

Prices for two-family homes in Washington County, OR start at $50,000, averaging $3,064,484, and reaching up to $30,875,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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