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New Castle County, DE Office Properties & Spaces for Sale

70 results
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Commercial Unit in Desirable Condominium
$130,000

Commercial Unit in Desirable Condominium

1401 Pennsylvania Ave, Wilmington, DE 19806

First-floor commercial unit perfect for professionals, entrepreneurs, or small business.

  • First‑floor commercial unit in a desirable condominium building.
  • Monthly condo fee covers building maintenance, utilities (excluding internet and cable), and one off‑site valet parking spot.
  • Includes a reception area, three rooms/workstations, an updated bathroom, and dedicated storage.
  • Located minutes from downtown Wilmington, Trolley Square, parks, restaurants, and I‑95.
  • Benefit from 24‑hour security personnel.
Updated: Jan 8
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Renovated Trolley Square Office Condo
$229,900

Renovated Trolley Square Office Condo

1815 W 13Th St, Wilmington, DE 19806

Unique loft-style office space in Wilmington's Trolley Square.

  • Unique loft‑style flex space with VAULTED CEILINGS, wood beams, and skylights providing abundant natural light.
  • Fully renovated main floor and updated second‑floor bathroom.
  • Elevator access and ample parking, including some covered spaces.
  • Low condo fee of $435/month includes common area upkeep, parking, water/sewer, and management.
  • Located in The Station Condos, a well‑maintained 7‑unit professional building.
Updated: May 16, 2025
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North Wilmington Commercial Opportunity
$895,000
0.40 Acres

North Wilmington Commercial Opportunity

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

2417 Silverside Rd, Wilmington, DE 19810
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Prime Commercial Space Available
Contact for pricing
11,500 SF

Prime Commercial Space Available

11,500 SF commercial space for lease in Wilmington, DE.

1900 Kirkwood Hwy, Wilmington, DE 19805
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Versatile Commercial Unit in Claymont
Contact for pricing
0.04 Acres

Versatile Commercial Unit in Claymont

Clean, quiet commercial unit with amenities and excellent accessibility.

3722 Philadelphia Pike, Claymont, DE 19703
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Prime Commercial Space on Kirkwood Highway
Contact for pricing
10,340 SF

Prime Commercial Space on Kirkwood Highway

11,500 SF commercial space for lease in Wilmington, DE.

1900 Kirkwood Hwy, Wilmington, DE 19805
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Wilmington Office Space - Ideal Location
Contact for pricing

Wilmington Office Space - Ideal Location

Prime office space, convenient I-95 access. Excellent condition.

301 Boxwood Rd, Wilmington, DE 19804
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Prime Newark Office Building
$799,000
1,800 SF

Prime Newark Office Building

Stately stone office, high visibility, ample parking.

112 Capitol Trl, Newark, DE 19711
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Wilmington Office Building For Sale
$749,900
4,250 SF

Wilmington Office Building For Sale

Modern Office, High Visibility, Move-In Ready

824 Philadelphia Pike, Wilmington, DE 19809
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Middletown Office Space for Lease
Contact for pricing
1.64 Acres

Middletown Office Space for Lease

Modern Office Suites, Ample Amenities

4353 Summit Bridge Rd, Middletown, DE 19709
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Wilmington Mixed-Use Investment
$999,900
7,862 SF

Wilmington Mixed-Use Investment

7,862 SF Office/Retail Building, Delaware

616 Union St, Wilmington, DE 19805
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Wilmington Waterfront Commercial Property
$2,200,000
20,500 SF

Wilmington Waterfront Commercial Property

Versatile 20,500 SF building, ideal for multiple uses.

1601 Jessup St, Wilmington, DE 19802
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Wilmington Medical Office Building
$1,450,000

Wilmington Medical Office Building

Prime Medical Office, Delaware, $1.45M

1806 Van Buren St, Wilmington, DE 19802
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Christiana Hospital Medical Office Condo
$5,199,000
13,132 SF

Christiana Hospital Medical Office Condo

13,132 SF Medical Office Building in Newark, DE

4735 Ogletown Stanton Rd, Newark, DE 19713
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Wilmington Office Building - $595K
$595,000
4,708 SF

Wilmington Office Building - $595K

Prime Wilmington Office, 4,708 SF

101 Gray Ave, Wilmington, DE 19805
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New Castle Industrial Flex Space
Contact for pricing
21,500 SF

New Castle Industrial Flex Space

21,500 SF Flex Warehouse, Delaware

40 Mccullough Dr, New Castle, DE 19720
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Downtown Wilmington Office Condo
$324,900
5,079 SF

Downtown Wilmington Office Condo

5,079 SF Office Condo, $324,900

625 Orange St, Wilmington, DE 19801
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Downtown Wilmington Executive Office
$225,000
1,080 SF

Downtown Wilmington Executive Office

Prime 1,080 SF Retail/Office Space

107 9Th St, Wilmington, DE 19801
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Main Street Multi-Unit Investment
$1,900,000
8,000 SF

Main Street Multi-Unit Investment

Wilmington, DE retail & office complex. High traffic location.

508 Main St, Wilmington, DE 19804
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Wilmington Office Condo For Sale
$299,000
1,624 SF

Wilmington Office Condo For Sale

Professional office condo in excellent condition with ample parking.

5153 W Woodmill Dr, Wilmington, DE 19808
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Wilmington Office Space For Sale
Contact for pricing
8,990 SF

Wilmington Office Space For Sale

4,921 SF office space with high visibility.

Wilmington Ave, New Castle, DE 19808
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Renovated Office Building with Parking
Contact for pricing
97,878 SF

Renovated Office Building with Parking

97,878 SF renovated office building with ample parking.

4041 Ogletown Rd, Newark, DE 19713
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Office Building on College Avenue
$695,000
2,955 SF

Office Building on College Avenue

Office building for sale on busy S. College Avenue.

907 S College Ave, Newark, DE 19713
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Office Space on Pulaski Highway
Contact for pricing
547,239 SF

Office Space on Pulaski Highway

Office suites available in busy shopping center near transit.

1200-1400 Peoples Plz, Newark, DE 19702
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New Castle County, DE Office Properties & Spaces Investment Opportunities Market Analysis

Explore 1443 office properties & spaces for sale in New Castle County, DE, showcased through 70 active listings on our real estate platform. These investment opportunities span a total of 76,609,417 square feet of properties for sale, with an estimated market value of $375,988,800.

Prices for office spaces in New Castle County, DE start at $130,000, averaging $480,190, and reaching up to $9,580,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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