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300 Delaware Ave
Wilmington, DE 19801

$2,340 - $30,949 USD/MO

Office For Lease  •  1,306+ SF

Property Details

  • Property Type Office
  • Year Built 1970
  • Total Building Size 298,071 SF
  • Tenancy Multiple
  • Building Class A
  • Zoning 26C-4
60 Transit Score
93 Walk Score

24 Spaces Available

Name Space Use Size Rent Details
Lbby Floor Ste 110 Retail 4,425 SF $21.50 USD/SF/YR 
An opportunity for a restaurant or retail use along busy West Street.  Space is next door to TD Bank's downtown branch.  Ample parking in the area.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Retail
  • Space Type: Relet
3rd Floor Ste 300 Office 16,283 SF $21.50 USD/SF/YR 
Full floor available for lease.

  • Date available: Jun 2025
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
4th Floor Ste Office 16,283 SF $21.50 USD/SF/YR
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Financial Services
  • Space Type: Relet
  • In Contiguous block: 32,566 SF
5th Floor Ste Office 16,283 SF $21.50 USD/SF/YR
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 32,566 SF
7th Floor Ste 714 Office 3,728 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
7th Floor Ste 750 Office 1,992 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
7th Floor Ste 751 Office 1,312 SF $21.50 USD/SF/YR 
Lobby access and an open floor plan, this suite makes a great call center or training center for a small business.  The space can also be fit-out for a small user by adding up to 3 offices.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
7th Floor Ste 760 Office 1,499 SF $21.50 USD/SF/YR
  • Date available: Now
  • Lease term: 3 Years
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
7th Floor Ste 775 Office 2,071 SF $21.50 USD/SF/YR 
Great professional office space along window line with roomy offices and corner conference room.  Open kitchen and reception area.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
8th Floor Ste 805 Office 1,880 SF $21.50 USD/SF/YR 
Lobby entry into a professional office suite including reception area, large conference room, three offices, copy/print area, IT closet and room for 2 cubicles.  This suite is contiguous with Suite 814 which has and additional 1,306 rentable square feet and would provide 3 additional offices, reception area, conference room, closet and kitchen.  This suite is available as of October 1, 2024.  The Building is owned and operated by Brandywine Realty Trust.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 3,186 SF
8th Floor Ste 814 Office 1,306 SF $21.50 USD/SF/YR 
Suite 814 offers a professional office space including reception area, conference room, three offices, kitchen, and closet.  This suite is contiguous with Suite 805 which has and additional 1,880 rentable square feet and would provide lobby entry, reception area, large conference room, three offices, IT Closet and copy/printer area.  This suite is available as of October 1, 2024.  The Building is owned and operated by Brandywine Realty Trust.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 3,186 SF
8th Floor Ste 850 Office 3,342 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
9th Floor Ste 901 Office 7,913 SF $21.50 USD/SF/YR
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
9th Floor Ste 902 Office 6,022 SF $21.50 USD/SF/YR 
Exceptional views and layout for law firm use.  Space features lobby exposure, 14 private offices, reception area and storage space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Law Firm
  • Space Type: Relet
10th Floor Ste 1012 Office 8,600 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
11st Floor Ste 1105 Office 4,287 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
11st Floor Ste 1120 Office 4,716 SF $21.50 USD/SF/YR
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
12nd Floor Ste 1200 Office 7,158 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
12nd Floor Ste 1210 Office 4,497 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
13rd Floor Ste 1300 Office 7,034 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
14th Floor Ste 1400 Office 7,184 SF $21.50 USD/SF/YR 
Space has great potential for mid-sized firm with mix of offices and open space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Financial Services
  • Space Type: Relet
14th Floor Ste 1408 Office 3,443 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
15th Floor Ste 1500 Office 17,274 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 34,516 SF
16th Floor Ste 1600 Office 17,242 SF $21.50 USD/SF/YR 
Class A Office Space Available. Located in the heart of Wilmington's Central Business District with easy access to 1-95 and Wilmington/Newark Regional Rail serviced by AMTRAK and SEPTA.

Features: 
17-Story office tower with 298,071 SF of Class A office space 
Available for lease: Small suites & up to 34,500+/- SF of contiguous space 
On site 24/7 security 
Conference center available for tenant use 
On-site property management and maintenance professionals 
Within walking distance of a variety of restaurants, coffee shops and hotels as well as the Federal and State Courts 
On-site cafe and Bank branches 
Dual-feed electric

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 34,516 SF

Description 

Conveniently located in the heart of Wilmingtons Central Business District, 300 Delaware Avenue is a 17-story Class A office tower featuring a spectacular location and exclusive amenities. Easy access to I-95, Amtrak, SEPTAs Wilmington/Newark Regional Rail and DART bus service makes commuting easy for Tenants. Among its amenities, 300 Delaware Avenue boasts an entrance with a courtyard setting, a twenty-four hour security guard in the building lobby, a conference center, two retail banks and parking in close proximity available through third party sources. The vicinity encompasses a bustling area rich in entertainment and hospitality, including the historic Hotel DuPont and the newly developed Riverfront area, which are both within walking distance. This building was awarded an Energy Star label in 2022 for its operating efficiency.  The building is also a UL Verified Healthy Building.

Highlights

17-Story office tower with 298,071 SF of Class A office space
Located in the heart of Wilmington’s Central Business District with easy access to I-95 and the SEPTA Wilmington/Newark Regional Rail
24/7 Security
Conference Center available for Tenant use
On-site property management and maintenance professionals
Within walking distance of a variety of restaurants, coffee shops, and hotels, as well as the Federal and State Courts

Amenities

  • 24 Hour Access
  • Banking
  • Bus Line
  • Conferencing Facility
  • Property Manager on Site

Public Transportation

Commuter RailDriveWalkDistance
Wilmington (R2 - Southeastern Pennsylvania Transportation Authority Regional Rail (SEPTA Regional Rail)) 3 min 17 min 0.9 mi
Claymont (R2 - Southeastern Pennsylvania Transportation Authority Regional Rail (SEPTA Regional Rail)) 18 min - 9.1 mi
AirportDriveWalkDistance
Philadelphia International 32 min - 21.0 mi

Parking Details

Parking Available: Yes
Reserved: No
Type: Surface
Included in Rent: Yes
Denise Ross 302-290-7756 Brandywine Realty Trust
Denise Ross 302-290-7756 Brandywine Realty Trust