Wilmington, DE Office Buildings for Sale

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New Castle, DE Penns Grove, NJ Carneys Point, NJ Long Branch, NJ Pennsville, NJ Montchanin, DE Claymont, DE Newark, DE

32 properties

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Updated: Aug 7

Three-Building Mixed-Use Assemblage

1719 1719-23 Delaware Ave, Wilmington, DE 19806

$1,450,000

11,376 sqft

Three‑building assemblage totaling 11,376 SF
1986 construction with a four‑level office building, including a lower level
Retail tenancy, salon space, and a residential dwelling unit across the assemblage
On‑site parking plus additional off‑site parking nearby
Located in Wilmington’s Trolley Square/Forty Acres district

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Updated: Apr 24

Multi-Tenant Office Building with Parking

2400 W 4th St, Wilmington, DE 19805

$950,000

8,650 sqft

Approximately 8,000 SF of finished office space with additional workspace and storage areas
Dual entrance setup with front visitor lobby/reception and rear access from the private parking lot
Private parking lot on a 175.00 x 89.30 lot
Rear entrances provide direct access to updated office space, storage areas, and elevator service to the second floor
Two levels of private offices plus a large conference room and kitchen/break area

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Mixed-Use Assemblage with Parking

171923 DELAWARE AVENUE, Wilmington, DE 19806

$1,450,000

11,376 sqft

Three-building property combines office, retail, salon, and residential components in Wilmington’s Forty Acres neighborhood.

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North Wilmington Office Building For Sale

1200 Philadelphia Pike, Wilmington, DE 19809

$3,200,000

30,000 sqft

Three-story office building in North Wilmington with flexible spaces.

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Multi-Story Office Building with 2-Car Garage

1205 N Orange St, Wilmington, DE 19801

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7,200 sqft

Multi-story office building with on-site 2-car garage, security on each floor, and office setup across three levels.

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Brownstone Office Building

1104 Philadelphia Pike, Wilmington, DE 19809

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5,920 sqft

The property includes an existing gym, private parking, and a large breakroom.

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Centerville Office Building For Sale

5809-5811 Kennett Pike, Wilmington, DE 19807

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10,691 sqft

Three-level office building in the heart of Centerville, Delaware.

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Centerville Office Building For Sale

5811 Kennett Pike, Wilmington, DE 19807

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10,691 sqft

Three-level office building in the heart of Centerville, Delaware.

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Two-Story Office Building

1301 - 1303 Milltown Road, Wilmington, DE 19808

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4,200 sqft 0.42 AC lot

Two-story office building with first floor fully rented and second floor available for lease.

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Centerville Office Building For Sale

5809 Kennett Pike, Wilmington, DE 19807

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10,691 sqft

Three-level office building in desirable Centerville location.

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Class A Office Space Available

405 Silverside Road, Wilmington, DE 19809

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50,000 sqft

Premier office space in North Wilmington with highway access.

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Two-Building Office Center with Amenities

2751 Centerville Rd, Wilmington, DE 19808

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100,000 sqft

Two Class A office buildings with on-site amenities.

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Two-Building Office Complex For Sale

2711 Centerville Road, Wilmington, DE 19808

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100,000 sqft

Two four-story office buildings with on-site amenities and ample parking.

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North Wilmington Commercial Property For Sale

2417 SILVERSIDE Rd, Wilmington, DE 19810

$895,000

0.40 AC lot

Premium commercial property in North Wilmington with high visibility and accessibility.

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Stand Alone Office Building

803 N Broom St, Wilmington, DE

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8,800 sqft 0.33 AC lot

Stand alone office building near University and Whist Club.

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Flexible Office Building

910 Gilpin Ave, Wilmington, DE 19806

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12,800 sqft

Office and healthcare property with an adaptable floor plan and zoning designated 26C-6.

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Renovated Office Buildings with Patio

3703 Kennett Pike, Wilmington, DE 19807

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4.77 AC lot

Two renovated office buildings on 4.77 acres with 75+ parking spaces and a dedicated outdoor patio area.

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Downtown Office Building

1701 N Market St, Wilmington, DE 19802

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4,180 sqft

Office building in Wilmington’s central business district with on-site parking for occupants and visitors.

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Three-Building Office Property

5400 Limestone Rd, Wilmington, DE 19808

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24,780 sqft 4.66 AC lot

Office property spanning multiple structures on a substantial Pike Creek acreage parcel.

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Mixed-Use Office Building with Apartment

1207 Delaware Avenue, Wilmington, DE 19806

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3,350 sqft

Three-story building with 3,350 SF of office space on the first two floors and a two-bedroom apartment on the third.

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Three-Story Elevator-Served Office Building

1200 Philadelphia Pike, Wilmington, DE 19809

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30,000 sqft 1.55 AC lot

An elevator-served three-story office building with conference rooms, private offices, kitchenettes, and restrooms.

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Highly Visible Commercial Property

4001 Miller Rd, Wilmington, DE 19802, Wilmington, DE 19802

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12,836 sqft

Commercial property for sale with high visibility and accessibility.

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Two-Story Brick Office Building

3821 Lancaster Pike, Wilmington, DE 19805

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Updated office property with elevator, fire suppression, and OR zoning supporting medical, R&D, and education uses.

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Wilmington Office/Flex Space For Sale

101 N Gray Ave, Wilmington, DE 19805

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4,708 sqft

4,708 SF office/flex space with warehouse and drive-in door.

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Wilmington, DE Office Buildings Market Trends and Statistics

Explore 32 office buildings for sale in Wilmington, DE, showcased through 32 active listings on our real estate platform. These investment opportunities span a total of 462,249 square feet of properties for sale, with an estimated market value of $7,945,000.

Sale prices for office properties in Wilmington, DE start at $895,000, averaging $1,589,000, and reaching up to $3,200,000 — 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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Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Demographics Overview

Population 219K

Population Growth (5Y) +0.9%

Median Household Income $84,453

College Educated 24.4%

High-Yield Neighborhoods for Investment

Identify Wilmington submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

Neighborhood	Average Price
19810	$895K
19805	$950K
19806	$1.5M
19809	$3.2M

Taxes & Financing

Tax Rate (average for all types) 3.53%

Property Tax per SF $55.50 per SF

Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in New Castle County

New Delisted

Total CRE Inventory on Market (SF)

Property Size Breakdown

The majority of commercial real estate listings in Wilmington fall within the 100,000+ square foot range.

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