Northampton County, PA Duplexes for sale

Updated: Aug 31

Duplex With Finished Attics

16 - 18 E Main Street, Pen Argyl, PA 18072

$380,000

4,100 sqft 0.19 AC lot

Two rented residential units with four bedrooms and two bathrooms combined
4,100 square feet on a 0.19‑acre lot
Finished walk‑up attic space in both units
Tenants pay all utilities
Built in 1870

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Updated: Jul 7

Mixed-Use Property with Dental Office

Easton, PA 18042

$459,900

4,477 sqft 0.11 AC lot

4,477‑square‑foot mixed‑use property on 0.113 acres
Ground‑floor medical suite with reception area, exam rooms, sterilization lab, office, and laundry
Two upper‑floor residential units with a private residential entrance
Third finished floor provides additional storage or flexible space
Separate Met‑Ed meters serve all units; the first floor and basement have 2 separate meters

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Updated Two-Unit Duplex

1901 Willow Park Road, Bethlehem, PA 18020

$474,900

2,318 sqft 0.33 AC lot

Brick duplex with renovated interiors, separate garages, and public water and sewer service.

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Duplex with Greenhouse and River Access

Walnutport, PA 18088

$850,000

3,003 sqft 14.85 AC lot

Two leased apartments accompany a commercial greenhouse, wooded acreage, river access, and historic canal-era remnants.

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Two-Unit Duplex with Garage

112 13th Street, Easton, PA 18042

$345,000

1,895 sqft 0.05 AC lot

Fully occupied duplex with two apartments, separate garage space, and public water and sewer service.

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Duplex with Two One-Bedroom Units

1242 Butler Street, Easton, PA 18042

$299,900

1,304 sqft 0.06 AC lot

Fully occupied duplex with two rental units and public water and sewer service.

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Brick Duplex with Two Units

263 Lincoln Street, Easton, PA 18042

$339,000

1,960 sqft 0.13 AC lot

Two-unit residential property with separate living spaces, natural-gas heating, and public water and sewer service.

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Duplex with Oversized Garage

Bethlehem, PA 18020

$597,000

3,342 sqft

Two-unit property with refreshed flooring, flexible layouts, and substantial off-street parking near shopping and regional road connections.

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Occupied Two-Unit Duplex

1434 Butler Street, Easton, PA 18042

$299,900

2,160 sqft 0.07 AC lot

Fully leased rental property with a one-bedroom residence, a two-bedroom residence, and an attached garage.

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Brick Two-Unit Duplex

827 Milton Street, Easton, PA 18042

$359,000

1,988 sqft 0.06 AC lot

Detached residential property with two separate apartments, public utilities, off-street parking, and natural-gas heat.

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Two-Unit Duplex with Separate Utilities

139 S 9th St, Easton, PA 18042

$300,000

1,526 sqft

Two residential units include existing occupancy, flexible bedroom layouts, basement storage, and private backyard access.

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Riverfront Duplex with Greenhouse

429 Riverview Drive, Walnutport, PA 18088

$850,000

4,503 sqft 14.85 AC lot

Two-unit residential property with a commercially leased greenhouse and land spanning Highway Commercial and Agricultural zoning.

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Historic Duplex with Balcony

134 N 3rd Street, Easton, PA 18042

$597,000

0.02 AC lot

Brick and stucco duplex with historic detailing, central air, public utilities, and adaptable multi-level living areas.

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Updated Duplex with Detached Garage

112 N 13th St, Easton, PA 18042

$345,000

1,895 sqft

Fully occupied residential income property with two apartments and a separately rentable garage.

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Commercial Land with River Access

429 Riverview Drive, Walnutport, PA 18088

$850,000

3,003 sqft 14.85 AC lot

Multi-parcel acreage combines Highway Commercial zoning, existing improvements, and direct access to the Lehigh River.

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Victorian Duplex With Parking

825 Lehigh Street, Easton, PA 18042

$350,000

3,852 sqft 0.16 AC lot

Detached two-unit property with separate heat and electric utilities, off-street parking, and flexible residential layouts.

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2-Unit Duplex with Basement Storage

215 Washington St, Walnutport, PA 18088

$274,900

2,233 sqft

Both apartments are leased, and residents cover the cost of electric baseboard heat.

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Mixed-Use 2-Unit Building

1303 northampton Street, Easton, PA 18042

$350,000

2,190 sqft 0.08 AC lot

Retail-zoned ground-floor space is paired with a three-bedroom apartment across the upper levels.

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Two-Unit Duplex Investment Property

1242 Butler St, Easton, PA 18042

$299,900

1,304 sqft

Fully occupied duplex with two large one-bedroom residences and landlord-paid water, sewer, and trash.

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2-Unit Duplex with Garages

1901 Willow Park Rd, Bethlehem, PA 18020

$474,900

2,318 sqft

Both two-bedroom residences are occupied, and one has a renovated kitchen with quartz countertops.

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Two-Unit Duplex with Flexible Layout

Bethlehem, PA 18017

$276,000

2,362 sqft

Each residence includes two bedrooms, one bathroom, a living room, and a spacious kitchen.

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Renovated Two-Unit Duplex

1282 STEEL AVENUE, Bethlehem, PA 18015

$325,000

2,106 sqft

Two-unit property with separate utilities, updated electric heat, a fenced yard, and flexible living arrangements.

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Renovated Duplex with Finished Basements

31 1st St, Bangor, PA 18013

$375,000

1,440 sqft

Each side includes a fenced yard, and tenants pay all utilities.

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Two-Unit Duplex Property

263 Lincoln St, Easton, PA 18042

$349,000

1,960 sqft

Two separate residential units offer flexible occupancy for an owner-occupant or rental operator.

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