Share This Listing

Message

912 characters remaining

Hmm, there seems to have been an error sending your message. Please try again.

Your email has been sent.

Still interested?

Contact the broker for more information about this property

The Bellwether District Innovation Campus Philadelphia, PA 19145 30,000 - 475,000 SF of Office Space Available

Save this listing!

Favorite this listing to get notified of price updates, new media and more

PARK FACTS

Total Space Available 475,000 SF
Max. Contiguous 175,000 SF
Park Type Office Park

ALL AVAILABLE SPACES(6)

Display Rental Rate as

The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building B
30,000 - 175,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
175,000 SF
Building Height
2 Stories
Typical Floor Size
87,500 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • Ground
  • 145,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 175,000 SF of adjacent space
  • Mezzanine
  • 30,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 175,000 SF of adjacent space
Space Size Term Rental Rate Space Use Condition Available
Ground 145,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
Mezzanine 30,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building B
30,000 - 175,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
175,000 SF
Building Height
2 Stories
Typical Floor Size
87,500 SF

3144 W Passyunk Ave - Ground

Size
145,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026

3144 W Passyunk Ave - Mezzanine

Size
30,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026
The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building A
30,000 - 150,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
150,000 SF
Building Height
2 Stories
Typical Floor Size
75,000 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • Ground
  • 120,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space
  • Mezzanine
  • 30,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space
Space Size Term Rental Rate Space Use Condition Available
Ground 120,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
Mezzanine 30,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building A
30,000 - 150,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
150,000 SF
Building Height
2 Stories
Typical Floor Size
75,000 SF

3144 W Passyunk Ave - Ground

Size
120,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026

3144 W Passyunk Ave - Mezzanine

Size
30,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026
The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building C
30,000 - 150,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
150,000 SF
Building Height
2 Stories
Typical Floor Size
75,000 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • Ground
  • 120,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space
  • Mezzanine
  • 30,000 SF
  • 2-15 Years
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • November 01, 2026
  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space
Space Size Term Rental Rate Space Use Condition Available
Ground 120,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
Mezzanine 30,000 SF 2-15 Years Upon Request Upon Request Upon Request Upon Request Office Shell Space November 01, 2026
The Bellwether District Innovation Campus
3144 W Passyunk Ave - The Bellwether District Building C
30,000 - 150,000 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/A
Year Built
2026
Building Size
150,000 SF
Building Height
2 Stories
Typical Floor Size
75,000 SF

3144 W Passyunk Ave - Ground

Size
120,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026

3144 W Passyunk Ave - Mezzanine

Size
30,000 SF
Term
2-15 Years
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
November 01, 2026

3144 W Passyunk Ave - Ground

Size 145,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 175,000 SF of adjacent space

3144 W Passyunk Ave - Mezzanine

Size 30,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 175,000 SF of adjacent space

3144 W Passyunk Ave - Ground

Size 120,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space

3144 W Passyunk Ave - Mezzanine

Size 30,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space

3144 W Passyunk Ave - Ground

Size 120,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space

3144 W Passyunk Ave - Mezzanine

Size 30,000 SF
Term 2-15 Years
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available November 01, 2026

  • Finished Ceilings: 36’
  • Can be combined with additional space(s) for up to 150,000 SF of adjacent space

PARK OVERVIEW

Land Area Approx. 10 AC Building Size +/- 175,000 RSF Ground Floor: 145,000 SF Mezzanine: 30,000 SF (Expandable by 100,000 SF per Tenant specifications) Column Spacing 40’ x 50’ Clear Height 36’ Dock Doors 6 trailer high dock doors with mechanical levelers Drive-In Doors (1) 14' x 16' electronically operated drive-in door Car Parking Surface parking - 2.0/1,000 SF; expandable to Tenant’s need Fire Protection NFPA compliant wet sprinkler system designed to Ordinary Hazard Group 2 with mains sized for higher hazards. Non-proprietary integrated fire alarm system and panel. Includes electric fire pump with battery back-up. Power Building supplied with dual 13.2kV underground services with automatic transfer. Distribution equipment consists of (2) 2500 kVA metered transformers supplying 480/277V power to an 8,000-amp service. LEED Base building core and shell designed to be LEED certifiable. LEED Silver can be accomplished with coordination on tenant fit out.

  • Listing ID: 35787363

  • Date on Market: 5/6/2025

  • Last Updated:

  • Address: 3144 W Passyunk Ave, Philadelphia, PA 19145

Link copied
Your LoopNet account has been created!

Please Share Your Feedback

We welcome any feedback on how we can improve LoopNet to better serve your needs.
X
{{ getErrorText(feedbackForm.starRating, "rating") }}
255 character limit ({{ remainingChars() }} charactercharacters remainingover)
{{ getErrorText(feedbackForm.msg, "rating") }}
{{ getErrorText(feedbackForm.fname, "first name") }}
{{ getErrorText(feedbackForm.lname, "last name") }}
{{ getErrorText(feedbackForm.phone, "phone number") }}
{{ getErrorText(feedbackForm.phonex, "phone extension") }}
{{ getErrorText(feedbackForm.email, "email address") }}