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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.

    735 Mapleton Ave

    735 Mapleton Ave

    MEDICAL CLINIC • 10,338 SF
    Value Estimation
    $2,325,000
    735 Mapleton Ave, Middletown, DE 19709-1561
    View details
    209 Main St

    209 Main St

    MEDICAL CLINIC • 11,207 SF
    Value Estimation
    $700,000
    209 Main St, Middletown, DE 19709-1449
    View details
    314 Main St

    314 Main St

    DENTAL BUILDING • 2,496 SF
    Value Estimation by Request
    314 Main St, Newark, DE 19711-7128
    View details
    2002 14th St

    2002 14th St

    OFFICE (GENERAL) • 7,480 SF
    Value Estimation
    $1,105,000
    2002 14th St, Wilmington, DE 19806-2408
    View details
    155 Dupont Hwy

    155 Dupont Hwy

    OFFICE (GENERAL) • 0.78 Acres
    Value Estimation by Request
    155 Dupont Hwy, New Castle, DE 19720-4138
    View details
    100 Hygeia Dr

    100 Hygeia Dr

    MEDICAL CLINIC • 27,274 SF
    Value Estimation
    $5,875,000
    100 Hygeia Dr, Newark, DE 19713-2047
    View details
    301 A St

    301 A St

    OFFICE (GENERAL) • 5,796 SF
    Value Estimation
    $830,000
    301 A St, Wilmington, DE 19801-5357
    View details
    305 A St

    305 A St

    OFFICE (GENERAL) • 5,184 SF
    Value Estimation
    $1,165,000
    305 A St, Wilmington, DE 19801-5324
    View details
    157 Airport Rd

    157 Airport Rd

    OFFICE (GENERAL) • 7,164 SF
    Value Estimation
    $1,590,000
    157 Airport Rd, New Castle, DE 19720
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    1993 Pulaski Hwy

    1993 Pulaski Hwy

    MEDICAL CLINIC • 4,800 SF
    Value Estimation by Request
    1993 Pulaski Hwy, Bear, DE 19701-1708
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    1407 Thatcher St

    1407 Thatcher St

    OFFICE (GENERAL) • 1,134 SF
    Value Estimation by Request
    1407 Thatcher St, Wilmington, DE 19802-5141
    View details
    613 Lambson Ln

    613 Lambson Ln

    OFFICE (GENERAL) • 6,580 SF
    Value Estimation
    $1,465,000
    613 Lambson Ln, New Castle, DE 19720
    View details
    4417 Smt Brg Rd

    4417 Smt Brg Rd

    OFFICE (GENERAL) • 4,510 SF
    Value Estimation
    $670,000
    4417 Smt Brg Rd, Middletown, DE 19709-9549
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    2711 Market St

    2711 Market St

    OFFICE (GENERAL) • 1,118 SF
    Value Estimation by Request
    2711 Market St, Wilmington, DE 19802-3618
    View details
    850 Library Ave

    850 Library Ave

    OFFICE (GENERAL) • 14,318 SF
    Value Estimation
    $2,850,000
    850 Library Ave, Newark, DE 19711-7170
    View details
    2901 Danby St

    2901 Danby St

    OFFICE (GENERAL) • 4,440 SF
    Value Estimation
    $660,000
    2901 Danby St, Wilmington, DE 19802-3613
    View details
    721 Philadelphia Pike

    721 Philadelphia Pike

    DENTAL BUILDING • 1,473 SF
    Value Estimation by Request
    721 Philadelphia Pike, Wilmington, DE 19809-2539
    View details
    56 Main St

    56 Main St

    OFFICE (GENERAL) • 21,200 SF
    Value Estimation
    $5,745,000
    56 Main St, Christiana, DE 19702-1505
    View details
    111 6th St

    111 6th St

    OFFICE (GENERAL) • 1,080 SF
    Value Estimation by Request
    111 6th St, Odessa, DE 19730-2077
    View details
    1401 Foulk Rd Ste, Unit 207

    1401 Foulk Rd Ste, Unit 207

    MEDICAL CLINIC • 2,134 SF
    Value Estimation by Request
    1401 Foulk Rd Ste, Wilmington, DE 19803-2764
    View details
    437 New Castle Ave

    437 New Castle Ave

    OFFICE (GENERAL) • 420 SF
    Value Estimation by Request
    437 New Castle Ave, Wilmington, DE 19801
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    1707 Concord Pike

    1707 Concord Pike

    OFFICE (GENERAL) • 731 SF
    Value Estimation by Request
    1707 Concord Pike, Wilmington, DE 19803-3603
    View details
    303 Markus Ct

    303 Markus Ct

    OFFICE (GENERAL) • 1,800 SF
    Value Estimation by Request
    303 Markus Ct, Newark, DE 19713-1190
    View details
    230 Philadelphia Pike

    230 Philadelphia Pike

    OFFICE (GENERAL) • 1,172 SF
    Value Estimation by Request
    230 Philadelphia Pike, Wilmington, DE 19809-3125
    View details
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