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    New Castle County, DE Office Properties & Spaces

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    Wilmington, DE Dover, DE Millsboro, DE

    Off-Market Properties in New Castle County, DE

    Consider similar Off-Market properties in New Castle County, DE. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    510 Madison St

    510 Madison St

    OFFICE (GENERAL) • 10,138 SF
    Value Estimation
    $1,800,000
    510 Madison St, Wilmington, DE 19801
    View details
    911 Tatnall St

    911 Tatnall St

    OFFICE (GENERAL) • 3,288 SF
    Value Estimation
    $650,000
    911 Tatnall St, Wilmington, DE 19801-1605
    View details
    3711 Kennett Pike

    3711 Kennett Pike

    OFFICE (GENERAL) • 17,756 SF
    Value Estimation
    $3,385,000
    3711 Kennett Pike, Wilmington, DE 19807-2155
    View details
    500 Century Blvd

    500 Century Blvd

    OFFICE (GENERAL) • 1,788 SF
    Value Estimation by Request
    500 Century Blvd, Wilmington, DE 19808
    View details
    590 Century Blvd

    590 Century Blvd

    OFFICE (GENERAL) • 6,270 SF
    Value Estimation
    $1,000,000
    590 Century Blvd, Wilmington, DE 19808-6272
    View details
    615 18th St

    615 18th St

    DENTAL BUILDING • 4,312 SF
    Value Estimation by Request
    615 18th St, Wilmington, DE 19802-4707
    View details
    116 Haines St

    116 Haines St

    OFFICE (GENERAL) • 972 SF
    Value Estimation by Request
    116 Haines St, Newark, DE 19711-5329
    View details
    191 Christiana Rd

    191 Christiana Rd

    OFFICE (GENERAL) • 7,488 SF
    Value Estimation
    $815,000
    191 Christiana Rd, New Castle, DE 19720-3024
    View details
    38 6th St

    38 6th St

    OFFICE (GENERAL) • 480 SF
    Value Estimation by Request
    38 6th St, Historic New Castle, DE 19720-5088
    View details
    423 7th St

    423 7th St

    OFFICE (GENERAL) • 2,750 SF
    Value Estimation by Request
    423 7th St, Historic New Castle, DE 19720-4904
    View details
    5701 Kennett Pike

    5701 Kennett Pike

    OFFICE (GENERAL) • 4,726 SF
    Value Estimation
    $675,000
    5701 Kennett Pike, Wilmington, DE 19807-1311
    View details
    30 Pyles Ln

    30 Pyles Ln

    OFFICE (GENERAL) • 2,038 SF
    Value Estimation by Request
    30 Pyles Ln, New Castle, DE 19720-1420
    View details
    402 Main St

    402 Main St

    OFFICE (GENERAL) • 910 SF
    Value Estimation by Request
    402 Main St, Townsend, DE 19734-9021
    View details
    319 Main St

    319 Main St

    OFFICE (GENERAL) • 1,392 SF
    Value Estimation by Request
    319 Main St, Townsend, DE 19734-7703
    View details
    603 Main St

    603 Main St

    OFFICE (GENERAL) • 1,611 SF
    Value Estimation by Request
    603 Main St, Odessa, DE 19730-2015
    View details
    1825 Delaware Ave

    1825 Delaware Ave

    OFFICE (GENERAL) • 850 SF
    Value Estimation by Request
    1825 Delaware Ave, Wilmington, DE 19806-2331
    View details
    120 Ayre St

    120 Ayre St

    OFFICE (GENERAL) • 1,975 SF
    Value Estimation by Request
    120 Ayre St, Wilmington, DE 19804-2507
    View details
    119 Sandy Dr

    119 Sandy Dr

    OFFICE (GENERAL) • 4,960 SF
    Value Estimation
    $815,000
    119 Sandy Dr, Newark, DE 19713-1148
    View details
    1100 Market St

    1100 Market St

    OFFICE (GENERAL) • 43,226 SF
    Value Estimation
    $8,700,000
    1100 Market St, Wilmington, DE 19801-1243
    View details
    301 11th St

    301 11th St

    OFFICE (GENERAL) • 26,905 SF
    Value Estimation
    $5,430,000
    301 11th St, Wilmington, DE 19801-1519
    View details
    4301 Market St

    4301 Market St

    OFFICE (GENERAL) • 49,494 SF
    Value Estimation
    $12,570,000
    4301 Market St, Wilmington, DE 19802-1305
    View details
    2722 Concord Pike

    2722 Concord Pike

    MEDICAL CLINIC • 5,372 SF
    Value Estimation
    $780,000
    2722 Concord Pike, Wilmington, DE 19803-5007
    View details
    375 Bellevue Rd

    375 Bellevue Rd

    OFFICE (GENERAL) • 4,416 SF
    Value Estimation
    $1,165,000
    375 Bellevue Rd, Newark, DE 19713-3429
    View details
    1252 Old Lancaster Pike

    1252 Old Lancaster Pike

    OFFICE (GENERAL) • 2,139 SF
    Value Estimation by Request
    1252 Old Lancaster Pike, Hockessin, DE 19707-8727
    View details
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