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400 Third 400 3rd Ave SW 3,056 - 183,391 SF of 5-Star Office Space Available in Calgary, AB T2P 4H2

Office Spaces Alberta Calgary 400 3rd Ave SW, Calgary, AB T2P 4H2

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HIGHLIGHTS

  • Security 24/7
  • Fitness Centre
  • Concierge
  • EV charging station
  • Indoor parking
  • Bike facilities

ALL AVAILABLE SPACES(12)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 14th Floor, Ste 1410
  • 5,642 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan

This modern open concept office provides show suite quality finishes, terrific views to the west and an abundance of natural light. The suite has a spacious reception, two meeting rooms, four offices, open concept kitchen and a large open area for workstations.

  • Fully Built-Out as Standard Office
  • 4 Private Offices
  • Space is in Excellent Condition
  • Print/Copy Room
  • Includes reception area.
  • Mostly Open Floor Plan Layout
  • 2 Conference Rooms
  • Reception Area
  • Natural Light
  • Ample natural light.
  • 14th Floor, Ste 1480
  • 3,056 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2026

This modern and efficient suite boasts 3,056 sf of upgraded office space with reception, kitchen, open area for 12-16 workstations, a meeting room, and direct elevator exposure. Available April 2026.

  • Fully Built-Out as Standard Office
  • 1 Conference Room
  • Reception Area
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • 16 Workstations
  • Natural Light
  • Reception area included.
  • 15th Floor, Ste 1510
  • 10,022 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

This office intensive unit boasts 32 offices with terrific views to the southwest and can be made contiguous with the 16th floor for 31,268 SF. Available immediately.

  • Fully Built-Out as Standard Office
  • Natural Light
  • Terrific views.
  • 32 Private Offices
  • Ample natural light.
  • 16th Floor, Ste 1600
  • 21,246 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

This full floor opportunity includes a mix of office and open area, two large boardrooms and two kitchens. Can be made contiguous with suite 1510 for 31,268 SF.

  • Fully Built-Out as Standard Office
  • 36 Private Offices
  • Natural Light
  • Two kitchen areas included.
  • Mostly Open Floor Plan Layout
  • 2 Conference Rooms
  • Ample natural light.
  • 33rd Floor, Ste 3300
  • 21,754 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

21,754 square foot office space with a blend of private offices and open space. Available April of 2027

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 34th Floor, Ste 3405
  • 3,161 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • June 01, 2026

3,161 square foot office space with 5 offices and a meeting room. Available June 2026.

  • Lease rate does not include utilities, property expenses or building services
  • 5 Private Offices
  • Space is in Excellent Condition
  • Large windows provide ample natural light.
  • Fully Built-Out as Standard Office
  • 1 Conference Room
  • Natural Light
  • Kitchen space included.
  • 35th Floor, Ste 3500
  • 22,233 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

22,233 square foot office space contiguous with floors 36-39. Available April of 2027.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 36th Floor, Ste 3600
  • 22,234 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 37th Floor, Ste 3700
  • 22,231 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 38th Floor, Ste 3800
  • 22,232 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April of 2027.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 39th Floor, Ste 3900
  • 19,650 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • Natural Light
  • Skyline views.
  • 40th Floor, Ste 4050
  • 9,930 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan

Terrific high-rise opportunity with spectacular views. This suite boasts direct elevator exposure, generous size reception area, three meeting rooms, large boardroom, 14 offices and an open area. Available immediately.

  • Fully Built-Out as Standard Office
  • 14 Private Offices
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Mostly Open Floor Plan Layout
  • 3 Conference Rooms
  • Reception Area
  • Spectacular views.
Space Size Term Rental Rate Space Use Condition Available
14th Floor, Ste 1410 5,642 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
14th Floor, Ste 1480 3,056 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2026
15th Floor, Ste 1510 10,022 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
16th Floor, Ste 1600 21,246 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
33rd Floor, Ste 3300 21,754 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
34th Floor, Ste 3405 3,161 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out June 01, 2026
35th Floor, Ste 3500 22,233 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
36th Floor, Ste 3600 22,234 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
37th Floor, Ste 3700 22,231 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
38th Floor, Ste 3800 22,232 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
39th Floor, Ste 3900 19,650 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2027
40th Floor, Ste 4050 9,930 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now

14th Floor, Ste 1410

Size
5,642 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

14th Floor, Ste 1480

Size
3,056 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2026

15th Floor, Ste 1510

Size
10,022 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

16th Floor, Ste 1600

Size
21,246 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

33rd Floor, Ste 3300

Size
21,754 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

34th Floor, Ste 3405

Size
3,161 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
June 01, 2026

35th Floor, Ste 3500

Size
22,233 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

36th Floor, Ste 3600

Size
22,234 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

37th Floor, Ste 3700

Size
22,231 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

38th Floor, Ste 3800

Size
22,232 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

39th Floor, Ste 3900

Size
19,650 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2027

40th Floor, Ste 4050

Size
9,930 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now
1 of 1
VIDEOS
MATTERPORT 3D EXTERIOR
MATTERPORT 3D TOUR
PHOTOS
STREET VIEW STREET
MAP
400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan

14th Floor, Ste 1410

400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan
Size 5,642 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

This modern open concept office provides show suite quality finishes, terrific views to the west and an abundance of natural light. The suite has a spacious reception, two meeting rooms, four offices, open concept kitchen and a large open area for workstations.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 4 Private Offices
  • 2 Conference Rooms
  • Space is in Excellent Condition
  • Reception Area
  • Print/Copy Room
  • Natural Light
  • Includes reception area.
  • Ample natural light.

14th Floor, Ste 1480

Size 3,056 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2026

This modern and efficient suite boasts 3,056 sf of upgraded office space with reception, kitchen, open area for 12-16 workstations, a meeting room, and direct elevator exposure. Available April 2026.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • 16 Workstations
  • Reception Area
  • Natural Light
  • Ample natural light.
  • Reception area included.

15th Floor, Ste 1510

Size 10,022 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

This office intensive unit boasts 32 offices with terrific views to the southwest and can be made contiguous with the 16th floor for 31,268 SF. Available immediately.

  • Fully Built-Out as Standard Office
  • 32 Private Offices
  • Natural Light
  • Ample natural light.
  • Terrific views.

16th Floor, Ste 1600

Size 21,246 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

This full floor opportunity includes a mix of office and open area, two large boardrooms and two kitchens. Can be made contiguous with suite 1510 for 31,268 SF.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 36 Private Offices
  • 2 Conference Rooms
  • Natural Light
  • Ample natural light.
  • Two kitchen areas included.

33rd Floor, Ste 3300

Size 21,754 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

21,754 square foot office space with a blend of private offices and open space. Available April of 2027

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.

34th Floor, Ste 3405

Size 3,161 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available June 01, 2026

3,161 square foot office space with 5 offices and a meeting room. Available June 2026.

  • Lease rate does not include utilities, property expenses or building services
  • Fully Built-Out as Standard Office
  • 5 Private Offices
  • 1 Conference Room
  • Space is in Excellent Condition
  • Natural Light
  • Large windows provide ample natural light.
  • Kitchen space included.

35th Floor, Ste 3500

Size 22,233 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

22,233 square foot office space contiguous with floors 36-39. Available April of 2027.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.

36th Floor, Ste 3600

Size 22,234 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.

37th Floor, Ste 3700

Size 22,231 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.

38th Floor, Ste 3800

Size 22,232 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April of 2027.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.

39th Floor, Ste 3900

Size 19,650 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2027

Contiguous space up to 108,581 SF available on floors 35–39, featuring a blend of perimeter offices and open-plan workspace with skyline views. Available April 2027.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Natural Light
  • Ample natural light.
  • Skyline views.
1 of 1
VIDEOS
MATTERPORT 3D EXTERIOR
MATTERPORT 3D TOUR
PHOTOS
STREET VIEW STREET
MAP
400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan

40th Floor, Ste 4050

400 3rd Ave SW, Calgary, AB for lease Floor Plan- Image 1 of 1
Floor Plan
Size 9,930 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Terrific high-rise opportunity with spectacular views. This suite boasts direct elevator exposure, generous size reception area, three meeting rooms, large boardroom, 14 offices and an open area. Available immediately.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 14 Private Offices
  • 3 Conference Rooms
  • Space is in Excellent Condition
  • Reception Area
  • Natural Light
  • Spectacular views.
  • Ample natural light.

PROPERTY OVERVIEW

With its surrounding glass curtain walls, Devon Tower is a distinctive landmark on Calgary’s skyline. Admired for architectural design, tremendous vista views and LEED-certification. Devon Tower balances well-being and productivity, offering an efficient floor plate, close connection to major transit and driving routes and nearby retail amenities.

  • Bus Line
  • Concierge
  • Conferencing Facility
  • Food Court
  • Signage
  • Roof Terrace
  • Plus 15
  • Air Conditioning

PROPERTY FACTS

Building Type
Office
Year Built
1988
LoopNet Rating
5 Star
Building Height
46 Stories
Building Size
820,000 SF
Building Class
A
Typical Floor Size
19,519 SF
Unfinished Ceiling Height
12’
Parking
Surface Parking
419 Covered Parking Spaces at $359/month
Reserved Parking at $425/month

SELECT TENANTS

  • FLOOR
  • TENANT NAME
  • Multiple
  • ARC Financial
  • 6th
  • Cardinal Energy Ltd
  • 3rd
  • Cisco Systems
  • Multiple
  • Ember Resources Inc
  • Multiple
  • Heartland Generation Ltd.
  • 12th
  • Macro Industries
  • Multiple
  • Norton Rose Fullbright
  • 40th
  • Peacock Linder Halt & Mack LLP
  • 7th
  • Summerland Energy Inc
  • 45th
  • Werklund Capital
1 1
400 3rd Ave SW, Calgary, AB - AERIAL map view
Walk Score®
Walker's Paradise (97)
Transit Score®
Excellent Transit (85)
Bike Score®
Very Bikeable (88)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
Learn How It Works Detailed Scores
(403) 206-6419

Still interested?

Contact the broker for more information about this property

CONTACT

  • Listing ID: 4380381

  • Date on Market: 12/18/2025

  • Last Updated:

  • Address: 400 3rd Ave SW, Calgary, AB T2P 4H2

The North Hill/Downtown/Beltline Office Property at 400 3rd Ave SW, Calgary, AB T2P 4H2 is currently available. Contact Oxford Properties Group for more information.

OFFICE PROPERTIES IN NEARBY NEIGHBORHOODS

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400 3rd Ave SW, Calgary, AB for lease Building Photo- Image 2 of 7
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400 3rd Ave SW, Calgary, AB for lease Aerial- Image 3 of 7
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400 3rd Ave SW, Calgary, AB for lease Building Photo- Image 4 of 7
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400 3rd Ave SW, Calgary, AB for lease Lobby- Image 5 of 7
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400 3rd Ave SW, Calgary, AB for lease Lobby- Image 6 of 7
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400 Third | 400 3rd Ave SW
(403) 206-6419 x

400 Third | 400 3rd Ave SW

Justine Graae
(403) 206-6419

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