Triplex

New Castle County, DE Triplexes for Sale

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Wilmington, DE Dover, DE Milford, DE Lewes, DE Millsboro, DE Seaford, DE Newark, DE Milton, DE
25 properties
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Triplex with Commercial Space
Updated: Sep 19
Triplex with Commercial Space

1600 PHILADELPHIA Pike, Wilmington, DE 19809

$774,999
4,075 sqft 0.32 AC lot
4,075‑square‑foot triplex on 0.32 acres
Five‑bedroom, two‑bath main residence with one‑year lease in place
Street‑facing commercial or studio space leased to a print shop on a multi‑year term
Separate upper‑level apartment with kitchen and updated full bath
8 commercial parking spaces plus 6 additional tenant spaces
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Brick Triplex with Detached Garage
Updated: Sep 3
Brick Triplex with Detached Garage

617 W 9TH Street, Wilmington, DE 19801

$375,000
1,750 sqft 0.04 AC lot
Three‑unit triplex configuration
1,750 square feet of property size
0.04‑acre lot with backyard
Brick construction; built in 1890
Detached garage and basement
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Brick Colonial Triplex
Brick Colonial Triplex

400 W 21ST Street, Wilmington, DE 19802

$350,000
2,900 sqft 0.06 AC lot

Three-unit income property with separate utilities, attached garage, and an on-site coin laundry area.

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Brick Triplex With Separate Entrances
Brick Triplex With Separate Entrances

4503 WELDIN ROAD, Wilmington, DE 19803

$599,900
2,525 sqft 0.53 AC lot

Three individually serviced residences include a sunroom, covered porch, and basement laundry and storage.

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Three-Unit Brick Triplex
Three-Unit Brick Triplex

940 N SPRUCE Street, Wilmington, DE 19801

$295,900
2,624 sqft 0.03 AC lot

Two upper-level residences are occupied, with separate utility systems serving every unit.

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Brick Triplex With Separate Utilities
Brick Triplex With Separate Utilities

600 W 5TH Street, Wilmington, DE 19801

$350,000
2,775 sqft 0.04 AC lot

Three residential units with individual gas hot water and electric service, plus a central sprinkler system.

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Brick Triplex with Three Units
Brick Triplex with Three Units

902 N MADISON Street, Wilmington, DE 19801

$439,900
4,250 sqft 0.08 AC lot

Fully occupied residential income property with flexible month-to-month tenancy and off-street parking.

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Detached Triplex with Two-Car Garage
Detached Triplex with Two-Car Garage

2401 N BROOM St, Wilmington, DE 19802

$625,000
3,875 sqft

Three occupied apartments offer varied layouts, fireplaces, kitchens, and shared garage storage in Wilmington.

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Three-Unit Colonial Triplex
Three-Unit Colonial Triplex

801 W 9TH Street, Wilmington, DE 19801

$375,000
2,875 sqft 0.03 AC lot

Rebuilt corner property with separate HVAC, electrical, hot water, and gas systems for each apartment.

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Brick Triplex on Acre Lot
Brick Triplex on Acre Lot

4503 WELDIN RD, Wilmington, DE 19803

$599,900
0.53 AC lot

Three separately entered residences offer varied layouts, private utility service, and additional basement storage.

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3-Unit Brick Triplex
3-Unit Brick Triplex

617 W 9TH STREET, Wilmington, DE 19801

$375,000
1,750 sqft 0.04 AC lot

Historic townhouse property with a detached garage, compact backyard, and three residential units in Wilmington.

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Three-Unit Multifamily Property
Three-Unit Multifamily Property

2401 N BROOM ST, Wilmington, DE 19802

$625,000
0.11 AC lot

Detached rental property with three apartments, flexible layouts, and a two-car garage.

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Brick Triplex with Vacant Unit
Brick Triplex with Vacant Unit

1020 W 8TH Street, Wilmington, DE 19806

$369,900
2,325 sqft 0.05 AC lot

Brick three-unit property with one vacant residence and two month-to-month tenancies.

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Three-Unit Residential Income
Three-Unit Residential Income

600 W 5TH ST, Wilmington, DE 19801

$350,000
2,775 sqft

Triplex with three 2-bedroom units, each separately served by gas hot water and electric utilities.

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Renovated Triplex
Renovated Triplex

709 W 19TH ST, Wilmington, DE 19802

$550,000
0.06 AC lot

Three updated residential units feature remodeled kitchens, refinished hardwood floors, and fresh interior paint.

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Triplex with Updated Finishes
Triplex with Updated Finishes

1310 N FRENCH ST, Wilmington, DE 19801

$310,000
0.05 AC lot

Fully leased three-unit property with refreshed interiors, separate electric metering, and convenient access to Wilmington amenities and trails.

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Income-Producing Triplex
Income-Producing Triplex

1220 W 4TH STREET, Wilmington, DE 19805

$339,000
2,275 sqft

Three-unit triplex with one 1-bedroom and two 2-bedroom apartments, including recent roof, boiler, and electrical updates.

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Trinity Vicinity Triplex Opportunity
Trinity Vicinity Triplex Opportunity

801 W 9TH ST, Wilmington, DE 19801

$375,000
2,875 sqft

Three 2-bedroom apartments in Wilmington's classical Trinity Vicinity.

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Triplex with Three 2-Bedroom Units
Triplex with Three 2-Bedroom Units

2120 N Pine St, Wilmington, DE 19802

$99,900
2,400 sqft

As-is triplex offering three residential units with a consistent two-bedroom, one-bathroom layout.

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Detached 3-Unit Property
Detached 3-Unit Property

600 N WASHINGTON STREET, Wilmington, DE 19801

$399,000
3,625 sqft

Corner asset in the Quaker Hill Historic District includes off-street parking and a remodeled vacant residence.

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3-Unit Multifamily Property
3-Unit Multifamily Property

1020 W 8TH STREET, Wilmington, DE 19806

$369,900
2,325 sqft

Includes one vacant residence, two month-to-month tenancies, and a large yard.

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Fully Leased Triplex with Basement Access
Fully Leased Triplex with Basement Access

1310 N FRENCH ST, Wilmington, DE 19801

$310,000
1,896 sqft

Well-maintained triplex features four electric meters and three rental units, providing turnkey residential income occupancy.

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Three-Unit Property with Private Garage
Three-Unit Property with Private Garage

400 W 21ST St, Wilmington, DE 19802

$350,000

Three apartments offer separate utilities, full kitchens, and access to on-site coin laundry.

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Renovated Triplex in Triangle District
Renovated Triplex in Triangle District

709 W 19TH St, Wilmington, DE 19802

$550,000

Updated triplex in Wilmington's Triangle District, ideal for investors.

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New Castle County, DE Triplexes Market Trends and Statistics

Explore 25 triplexes for sale in New Castle County, DE, showcased through 25 active listings on our real estate platform. These investment opportunities span a total of 49,895 square feet of properties for sale, with an estimated market value of $10,288,199.

Sale prices for three-family homes in New Castle County, DE start at $99,900, averaging $411,527, and reaching up to $774,999 — 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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