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Sussex County, DE Office Spaces for Lease

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Wilmington, DE Newark, DE Dover, DE New Castle, DE Middletown, DE Seaford, DE Bear, DE Milford, DE
63 properties
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Class A Office End Unit
Updated: Jul 13
Class A Office End Unit

9111 ANTIQUE Alley, Bridgeville, DE 19933

$3,167/Mo
2.92 AC lot
2,000 SF Class A office space in an end unit
Layout includes a waiting area, large general work space, nine private offices, and two bathrooms
Storage closet included
Heat pump heating and cooling; year built 2016
Parking lot parking for tenants and visitors
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Retail Space in Three-Unit Building
Updated: Aug 14
Retail Space in Three-Unit Building

512 N BI STATE Boulevard, Delmar, DE 19940

$15 SF/Yr
One of three commercial units at 512 N Bi State Boulevard
Located along Bi State Boulevard in Delmar, DE
On‑site parking lot
Central heating and central air conditioning
1992 construction with vinyl siding
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Divisible Office Suite in Office Complex
Divisible Office Suite in Office Complex

32442 ROYAL Boulevard, Dagsboro, DE 19939

$26,908/Mo
7.04 AC lot

Flexible office layout with executive offices, conference space, and break area in a multi-tenant professional complex.

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Medical Office Building with Exam Rooms
Medical Office Building with Exam Rooms

375 MULLET Run, Milford, DE 19963

$18 SF/Yr
2,500 sqft

Medical office configuration includes clinical rooms, staff work areas, administrative offices, and ADA-accessible facilities.

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End-Unit Medical or Professional Office
End-Unit Medical or Professional Office

9111 ANTIQUE Alley, Bridgeville, DE 19933

$19 SF/Yr
2.92 AC lot

Class A end unit with a waiting area, nine private offices, and two restrooms—suited for medical and professional services.

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Downtown Office Suites with ADA Bath
Downtown Office Suites with ADA Bath

18 SW FRONT Street, Milford, DE 19963

$595/Mo
0.47 AC lot

Office suites with 24/7 access, a breakroom, and two bathrooms including ADA-compliant restroom features.

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Ground-Floor Corner Office Unit
Ground-Floor Corner Office Unit

20245 BAY VISTA Road, Rehoboth Beach, DE 19971

$31 SF/Yr
0.92 AC lot

Office unit with parking-lot access, forced-air heating, multi-unit cooling, and prewired Comcast connectivity.

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Flexible Retail-Office Suite with Deck
Flexible Retail-Office Suite with Deck

3-30240 Dupont Blvd, Millsboro, DE 19966

$3,000/Mo
5,370 sqft

Newly constructed suites with flexible space layouts and ample private parking, ready for immediate occupancy.

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Freestanding Retail or Medical Building
Freestanding Retail or Medical Building

900 W STEIN Highway, Seaford, DE 19973

$18 SF/Yr

Freestanding building with direct frontage, on-site parking, and monument signage opportunities within a mixed-use redevelopment.

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Front-Facing Retail or Medical Suite
Front-Facing Retail or Medical Suite

1000 W STEIN Highway, Seaford, DE 19973

$16 SF/Yr

1,721 SF suite with direct frontage and accessibility within a mixed-use redevelopment underway in Seaford.

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Multi-Unit Retail and Office Building
Multi-Unit Retail and Office Building

1-30240 Dupont Blvd, Millsboro, DE 19966

$4,200/Mo
5,370 sqft

Newly constructed building offers flexible suites ranging from open-concept retail/showroom to a second-floor office setup with private entrance.

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Medical Office Space with Central Air
Medical Office Space with Central Air

808 MIDDLEFORD Road, Seaford, DE 19973

$1,500/Mo
0.57 AC lot

Professional space with central air, gas heat, updated finishes, and parking near a regional hospital.

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Medical Office Space Near Hospital
Medical Office Space Near Hospital

808 MIDDLEFORD Road, Seaford, DE 19973

$1,500/Mo
0.57 AC lot

Move-in-ready medical office with updated finishes, central air-conditioning, and on-site parking near Tidal Health Nanticoke hospital.

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New Retail and Office Suites
New Retail and Office Suites

2-30240 Dupont Blvd, Millsboro, DE 19966

$2,100/Mo
5,370 sqft

Newly constructed suites with flexible configurations, private parking, and showroom, office, or service-friendly layouts.

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Second-Floor Office Suite
Second-Floor Office Suite

17527 NASSAU COMMONS Boulevard, Lewes, DE 19958

$725/Mo

Single-room professional workspace with shared conference and break areas, built-in cabinetry, and included utilities.

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Second-Floor Office Suite
Second-Floor Office Suite

17527 NASSAU COMMONS Boulevard, Lewes, DE 19958

$765/Mo

Professional office suite with shared conference and break rooms, built-in cabinetry, and utilities included.

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Medical Office Suite with Central Air
Medical Office Suite with Central Air

808 Middleford Rd Unit 6, Seaford, DE 19973

$1,500/Mo
1,000 sqft

Professional space features updated finishes, gas heat, and central air conditioning near a hospital campus.

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Furnished Office Units
Furnished Office Units

957 NORMAN ESKRIDGE HWY., Seaford, DE 19973

$1,000/Mo per office
1.00 AC lot

Office suites include shared meeting facilities, reception space, a break room, furnishings, utilities, internet, and cleaning.

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Nylon Capital Center Retail/Office Suite
Nylon Capital Center Retail/Office Suite

1000 W Stein Highway P, Seaford, DE 19973

$17 SF/Yr
915 sqft

915 SF suite at Nylon Capital Center, positioned for high-traffic visibility with shared parking and multiple access points.

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Professional Office Suite with 3-Season Room
Professional Office Suite with 3-Season Room

1308 Savannah Rd, Lewes, DE 19958

$27 SF/Yr
2,145 sqft

Light and bright office suite with open reception, full kitchen, four rooms, and a bonus 3-season room.

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Retail Space Near Dupont Boulevard
Retail Space Near Dupont Boulevard

21309 Berlin Rd Unit 12, Georgetown, DE 19947

$18 SF/Yr
1,327 sqft

Versatile commercial unit suited to retail, office, or service-provider operations.

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Medical Office Suite
Medical Office Suite

808 Middleford Rd Unit 4, Seaford, DE 19973

$1,500/Mo
1,000 sqft

Move-in ready office suite with gas heat and central air conditioning, plus updated lighting and finishes.

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Turnkey Office Suite on Route 1
Turnkey Office Suite on Route 1

19413 JINGLE SHELL Way 1, Lewes, DE 19958

$32 SF/Yr
1,360 sqft

Efficient former Allstate office buildout with sprinklered safety, turnkey readiness, and a gross structure with separate electric and WiFi.

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Second-Floor Professional Office Suite
Second-Floor Professional Office Suite

19405 Plantations Rd Unit 2, Rehoboth Beach, DE 19971

$23 SF/Yr
8,391 sqft

Fully fit-out second-floor office space with private offices, open work areas, a kitchen, storage, and two restrooms.

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Sussex County, DE Office Spaces Market Trends and Statistics

Explore Office Spaces leasing options in Sussex County, DE with 63 listings featured on our commercial real estate exchange. The current inventory includes 188,080 square feet of properties with an estimated lease value of $683.58.

Estimated lease rates for Office Spaces in Sussex County, DE begin at $4.69 SF/Yr, with an average of $18.48 SF/Yr and extend to $35.20 SF/Yr.
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