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306 W Michigan St
Duluth, MN 55802 Downtown Duluth

$18.50 USD/SF/YR

Office For Lease  •  2,935+ SF

Property Details

  • Property Type Office
  • Year Built 1995
  • Total Building Size 142,560 SF
  • Tenancy Multiple
  • Building Class A
  • Zoning Commercial
54 Transit Score
80 Walk Score

2 Spaces Available

Name Space Use Size Rent Details
3rd Floor Ste 301 Office 2,935 SF $18.50 USD/SF/YR 
Prime Downtown Office Space at The Harbor Center

Position your business for success in the heart of downtown with Suite 301 at The Harbor Center. This premier office location offers exceptional visibility with illuminated signage facing Interstate 35—ensuring your brand gets noticed.

Enjoy the convenience of dedicated on-site parking, along with skywalk access to multiple nearby parking ramps. Upon arrival, take the elevator to the third floor and step into a fully built-out, move-in-ready office suite designed to support productivity and growth.

Suite 301 features:

Private offices for focused work
Open workspace ideal for teams
A spacious breakroom
Dedicated server/IT room
Professional conference room
Large windows that fill the space with natural light

With its modern layout, excellent accessibility, and unbeatable downtown location, Suite 301 at The Harbor Center is ready to launch your business to the next level.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Built out as: Standard Office
  • Space Type: Relet
3rd Floor Ste 302 Office 6,543-9,478 SF $18.50 USD/SF/YR 
Prime Downtown Office Space at The Harbor Center

Position your business for success in the heart of downtown with Suite 302 at The Harbor Center. This premier office location offers exceptional visibility with illuminated signage facing Interstate 35—ensuring your brand gets noticed.

Enjoy the convenience of dedicated on-site parking, along with skywalk access to multiple nearby parking ramps. Upon arrival, take the elevator to the third floor and step into a fully built-out, move-in-ready office suite designed to support productivity and growth.

Suite 302 features:

Private offices for focused work
Open workspace ideal for teams
A spacious breakroom
Dedicated server/IT room
Professional conference rooms
Large windows that fill the space with natural light

With its modern layout, excellent accessibility, and unbeatable downtown location, Suite 302 at The Harbor Center is ready to launch your business to the next level.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Built out as: Standard Office
  • Space Type: Relet

Description 

The Harbor Center — Move-In Ready Downtown Office

Launch your business in a prime downtown location with lighted signage visible from I-35. The Harbor Center offers dedicated on-site parking plus skywalk access to nearby ramps. The fully built-out suites includes private offices, open workspaces, conference rooms, breakrooms, and server rooms. Large windows fill the spaces with natural light—perfect for a productive, professional environment.

Amenities

  • Property Manager on Site
  • Security System
  • Skyway
  • Air Conditioning

Major Tenants

Tenant SF Occupied Lease End Date
Encompass Real Estate Services
HealthPartners
Integris
WorkWell 9/30/2025

Public Transportation

AirportDriveWalkDistance
Duluth International 26 min - 12.3 mi

Parking Details

Parking Available: Yes
Reserved: No
Type: Surface
Included in Rent: Yes
Ben Norton 218-720-3712 Encompass Real Estate Services
Ben Norton 218-720-3712 Encompass Real Estate Services