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    New Castle County, DE Office Properties & Spaces for Sale

    70 results
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    Colonial Residence in Summit Pointe
    $995,000
    4,175 SF

    Colonial Residence in Summit Pointe

    258 Dillon Cir, Middletown, DE 19709

    Luxurious 4,175 sq ft home built in 2023.

    • Built in 2023: Modern construction and updated features
    • 4,175 sq ft: Spacious layout with ample room for living and entertaining
    • Gourmet Kitchen: Features a large island, stainless steel appliances, and generous pantry
    • Luxurious Primary Suite: Includes a sitting room, walk‑in closet, and en‑suite bath with soaking tub and separate shower
    • Unfinished Full Basement: Walkout stairs and rough‑in for a future bathroom, offering customization potential
    Last Update: Dec 10
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    Renovated Trolley Square Office Condo
    $229,900

    Renovated Trolley Square Office Condo

    1815 W 13Th St,Unit 2, 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.
    Last Update: May 16
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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 perfect for small business or private office.
    3722 Philadelphia Pike, Claymont, DE 19703
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    Historic Middletown Office Opportunity
    $605,000
    2,275 SF

    Historic Middletown Office Opportunity

    Unique historic office building near downtown Middletown.
    12 E Cochran St, Middletown, DE 19709
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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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    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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    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
    View details

    New Castle County, DE Office Properties & Spaces Investment Opportunities Market Analysis

    Explore 1444 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 76,578,054 square feet of properties for sale, with an estimated market value of $376,588,800.

    Prices for office spaces in New Castle County, DE start at $130,000, averaging $480,342, 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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    Browse Office Properties & Spaces for Sale Near New Castle, DE

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