Knox County, ME Residential Income Properties for Sale

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Portland, ME Lewiston, ME Bangor, ME

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Updated: Jul 3

Two-Residence Multifamily Property

50-52 Mechanic Street, Rockland, ME 04841

$1,100,000

4,640 sqft · 0.55 AC lot

Iconic 1845 South End home with waterfront/ocean front views over Snow Marine Park and the public boat launch
Two separately deeded residences joined by a common wall: 50 Mechanic St and 52 Mechanic St
50 Mechanic St unit includes 2 bedrooms, 2 bathrooms, sunporch, separate studio apartment, and a 2‑car garage
52 Mechanic St main residence features 5 bedrooms, 2 bathrooms, plus a private 1‑bedroom apartment with its own entrance and deck
Property includes unfinished 2nd and 3rd floors on 50 Mechanic St for potential additional living space

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Updated: Jun 18

Multifamily with Garage Efficiency Units

171 N Main Street, Rockland, ME 04841

$1,349,000

5,626 sqft · 1.27 AC lot

Multi‑unit property with 171 N Main St main house (over 2,000 sq ft) plus two one‑bedroom efficiency apartments above the garage.
167 N Main St is a newly renovated/built duplex: front unit is 2BR/1.5BA over two levels; back unit is 2BR/1BA on one level.
All units include in‑unit laundry (main house context and both duplex units stated).
Zoned heating with electric/baseboard, oil heat, heat pump heating, and radiant heat options; deck patio/porch included.
Public water and public sewer; shingle roof and Cape Cod architectural style.

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Renovated Live-Work Building with Apartment

48 Washington Street, Camden, ME 04843

$1,425,000

7,184 sqft · 0.61 AC lot

Renovated live-work building offering flexible ground-floor use with a separate second-floor bay-view rental unit.

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Two-Story Retail & Residential Building

75 Elm Street, Camden, ME 04843

$875,000

2,191 sqft · 0.37 AC lot

Leased two-floor retail plus a second-level studio with planned 3/4 bath and kitchenette.

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Mixed-Use Redevelopment Parcel

270 Park Street, Rockland, ME 04841

$699,000

3,376 sqft · 2.20 AC lot

A multi-use property featuring a renovated residence, a 2010 doublewide, and a vacant commercial building on a largely undeveloped lot.

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Downtown Rockland Apartment Building

34-36 Pleasant Street, Rockland, ME 04841

$999,990

10,133 sqft · 0.33 AC lot

Eight-unit multifamily property with seven one-bedroom and one two-bedroom unit configuration in Rockland, Maine.

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11-Unit Apartment Building

85 Union Street, Rockland, ME 04841

$1,500,020

11,820 sqft · 0.26 AC lot

Renovated 11-unit mix of one- and two-bedroom apartments in Rockland, offering an income-focused ownership setup.

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Two-Unit Residential Income Property

20 Chestnut Street, Rockland, ME 04841

$445,000

2,728 sqft · 0.23 AC lot

Two living units on a quiet street, featuring recent updates, multiple parking arrangements, and a private one-bedroom apartment.

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6-Unit Multifamily with Acreage

1055 Middle Road, Warren, ME 04864

$650,000

1,672 sqft · 20.00 AC lot

Well-maintained six-unit property on 20 acres with separate utilities and multiple unit sizes.

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Historic Camden Mixed-Use Property

84 Elm Street, Camden, ME 04843

$1,350,000

5,875 sqft · 0.40 AC lot

Versatile property in the heart of Camden, Maine.

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Eight-Unit Apartment Building

100 Union Street, Rockland, ME 04841

$999,990

7,324 sqft · 0.18 AC lot

Well-maintained eight-unit property with a mix of seven one-bedroom and one two-bedroom apartments.

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Mixed-Use Triplex with Office Space

13 Wood Street, Camden, ME 04843

$895,000

2,454 sqft · 0.16 AC lot

Triplex configured as two residential units and one office space with two driveways and a private backyard.

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Triplex with Office Space

13 Wood Street, Camden, ME 04843

$895,000

2,454 sqft · 0.16 AC lot

Three-unit building with two residential units and one office space, plus a private backyard and two driveways.

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Three-Unit Residential Building

30 Chestnut Street, Rockland, ME 04841

$399,000

3,535 sqft · 0.28 AC lot

Three-unit triplex with updated first-floor kitchen, private entries, and a sprinkler system in the basement.

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Residential Income Home with In-Law Suite

13 Sawpit Road, Appleton, ME 04862

$399,900

2,382 sqft · 1.34 AC lot

A 4-bedroom home with an in-law suite featuring a separate entrance, offering flexible multigenerational or rental use.

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Up-and-Down Duplex with Walk-Out Basement

1032 Commercial Street, Rockport, ME 04856

$375,000

1,346 sqft · 0.40 AC lot

Updated second-floor apartment and a walk-out basement add flexible space in this up-and-down duplex on Commercial Street.

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In-Town Duplex with Private Parking

30 - 32 Granite Street, Rockland, ME 04841

$465,000

2,800 sqft · 0.12 AC lot

Well-maintained two-unit duplex with private parking, updated exterior systems, and mirror-image 4-bedroom layouts.

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Historic Mixed-Use Building with Retail

410 Main Street, Rockland, ME 04841

$1,895,000

8,083 sqft · 0.15 AC lot

Renovated street-level retail plus flexible workshop space and multiple rental units, supported by private parking for eight cars.

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Downtown Rockland Multi-Use Building

410 Main Street, Rockland, ME 04841

$1,895,000

8,083 sqft · 0.15 AC lot

Multi-use building with retail, residential, and rental spaces.

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Two-Unit Mixed-Use Property

30 Burkett Road, Union, ME 04862

$325,000

1,824 sqft · 0.10 AC lot

Two-unit mixed-use building with a leased main floor bakehouse space and an apartment above in Union Village.

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Mixed-Use Two-Unit Property

30 Burkett Road, Union, ME 04862

$325,000

1,824 sqft · 0.10 AC lot

Two-unit mixed-use building with a leased main-floor commercial space and a second-floor two-bedroom apartment.

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Versatile Warren Property with Acreage

1257 N Pond Road, Warren, ME 04864

$385,000

3,888 sqft · 15.00 AC lot

15-acre Warren property with mixed-use potential near Back River.

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Two-Unit Duplex with Off-Street Parking

323 Broadway, Rockland, ME 04841

$399,000

1,881 sqft · 0.25 AC lot

First- and second-floor duplex with a yard and off-street parking for up to four vehicles.

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Warren Land with Development Potential

1257 N Pond Road, Warren, ME 04864

$385,000

1,296 sqft · 15.00 AC lot

15 acres near Back River with existing structure.

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Knox County, ME Residential Income Properties Market Trends and Statistics

Explore 39 residential income properties for sale in Knox County, ME, showcased through 35 active listings on our real estate platform. These investment opportunities span a total of 1,656,508 square feet of properties for sale, with an estimated market value of $30,198,890.

Sale prices for residential income properties in Knox County, ME start at $325,000, averaging $943,715, and reaching up to $3,499,990 — 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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Knox County, ME Residential Income Properties for Sale

50-52 Mechanic Street, Rockland, ME 04841

171 N Main Street, Rockland, ME 04841

48 Washington Street, Camden, ME 04843

75 Elm Street, Camden, ME 04843

270 Park Street, Rockland, ME 04841

34-36 Pleasant Street, Rockland, ME 04841

85 Union Street, Rockland, ME 04841

20 Chestnut Street, Rockland, ME 04841

1055 Middle Road, Warren, ME 04864

84 Elm Street, Camden, ME 04843

100 Union Street, Rockland, ME 04841

13 Wood Street, Camden, ME 04843

13 Wood Street, Camden, ME 04843

30 Chestnut Street, Rockland, ME 04841

13 Sawpit Road, Appleton, ME 04862

1032 Commercial Street, Rockport, ME 04856

30 - 32 Granite Street, Rockland, ME 04841

410 Main Street, Rockland, ME 04841

410 Main Street, Rockland, ME 04841

30 Burkett Road, Union, ME 04862

30 Burkett Road, Union, ME 04862

1257 N Pond Road, Warren, ME 04864

323 Broadway, Rockland, ME 04841

1257 N Pond Road, Warren, ME 04864

Knox County, ME Residential Income Properties Market Trends and Statistics

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