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142 E Ontario St 1,802 - 37,754 SF of Space Available in Chicago, IL 60611

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Highlights

  • Private balconies in multiple vacant suites
  • Exposed ceiling possible
  • Renovated lobby & common areas
  • Floor-to-ceiling windows with amazing views
  • Large conference & training facilities on-site
  • Manned security

All Available Spaces(8)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 5th Floor, Ste 500
  • 4,015 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $191,734 CAD/YR $15,978 CAD/MO
  • Office/Medical
  • Spec Suite
  • Now

Lofted and furnished spec suite. Features two private balconies. Virtual Tour: https://my.matterport.com/show/?m=2AAL2BmkB9C No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 1 Conference Room
  • Open to office and medical use
  • 3 Private Offices
  • Two private balconies.
  • 5th Floor, Ste 502
  • 1,950 SF
  • Negotiable
  • $42.30 CAD/SF/YR $3.52 CAD/SF/MO $82,479 CAD/YR $6,873 CAD/MO
  • Office/Medical
  • Full Build-Out
  • Now

Existing conditions. Medical buildouts are available at a higher rate. Virtual Tour - https://my.matterport.com/show/?m=C1sFctDhGkJ No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 1 Conference Room
  • 3 Private Offices
  • 8th Floor, Ste 800
  • 7,951 SF
  • Negotiable
  • $45.03 CAD/SF/YR $3.75 CAD/SF/MO $357,998 CAD/YR $29,833 CAD/MO
  • Office/Medical
  • Full Build-Out
  • Now

Full floor with existing conditions. Medical buildouts are available at a higher rate. No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 11th Floor, Ste 1150
  • 3,412 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $162,938 CAD/YR $13,578 CAD/MO
  • Office/Medical
  • Spec Suite
  • Now

Former lofted spec suite that is fully furnished. Medical buildouts are available at a higher rate. Virtual Tour- https://my.matterport.com/show/?m=YsmHLjF3gGB No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 12th Floor, Ste 1250
  • 3,494 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $166,854 CAD/YR $13,904 CAD/MO
  • Office/Medical
  • -
  • Now

Existing conditions. Lofted ceiling. Medical buildouts are available at a higher rate. No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 13th Floor, Ste 1300
  • 7,771 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $371,099 CAD/YR $30,925 CAD/MO
  • Office
  • Full Build-Out
  • 2026-08-01

Existing conditions. Functional layout with mix of private offices, open area for workstations, kitchenette, and two glass front conference rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Central Air Conditioning
  • Open-Plan
  • Fully Built-Out as Standard Office
  • 2 Conference Rooms
  • Kitchen
  • 14th Floor, Ste 1410
  • 1,802 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $86,053 CAD/YR $7,171 CAD/MO
  • Office/Medical
  • Spec Suite
  • Now

Furnished and lofted spec suite, including two private balconies. Medical buildouts are available at a higher rate. Virtual Tour: https://my.matterport.com/show/?m=UUNTJBnL95D No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • Conference Rooms
  • Balcony
  • 4 Private Offices
  • Reception Area
  • 15th Floor, Ste 1500
  • 7,359 SF
  • Negotiable
  • $47.75 CAD/SF/YR $3.98 CAD/SF/MO $351,424 CAD/YR $29,285 CAD/MO
  • Office/Medical
  • Spec Suite
  • Now

New spec suite. High-end finishes with great views and two private balconies. Medical buildouts are available at a higher rate. Virtual Tour: https://my.matterport.com/show/?m=PE3vb3Mbvcf No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 2 Conference Rooms
  • High-end finishes with great views
  • 7 Private Offices
  • 26 Workstations
  • two private balconies
Space Size Term Rental Rate Space Use Condition Available
5th Floor, Ste 500 4,015 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $191,734 CAD/YR $15,978 CAD/MO Office/Medical Spec Suite Now
5th Floor, Ste 502 1,950 SF Negotiable $42.30 CAD/SF/YR $3.52 CAD/SF/MO $82,479 CAD/YR $6,873 CAD/MO Office/Medical Full Build-Out Now
8th Floor, Ste 800 7,951 SF Negotiable $45.03 CAD/SF/YR $3.75 CAD/SF/MO $357,998 CAD/YR $29,833 CAD/MO Office/Medical Full Build-Out Now
11th Floor, Ste 1150 3,412 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $162,938 CAD/YR $13,578 CAD/MO Office/Medical Spec Suite Now
12th Floor, Ste 1250 3,494 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $166,854 CAD/YR $13,904 CAD/MO Office/Medical - Now
13th Floor, Ste 1300 7,771 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $371,099 CAD/YR $30,925 CAD/MO Office Full Build-Out 2026-08-01
14th Floor, Ste 1410 1,802 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $86,053 CAD/YR $7,171 CAD/MO Office/Medical Spec Suite Now
15th Floor, Ste 1500 7,359 SF Negotiable $47.75 CAD/SF/YR $3.98 CAD/SF/MO $351,424 CAD/YR $29,285 CAD/MO Office/Medical Spec Suite Now

5th Floor, Ste 500

Size
4,015 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $191,734 CAD/YR $15,978 CAD/MO
Space Use
Office/Medical
Condition
Spec Suite
Available
Now

5th Floor, Ste 502

Size
1,950 SF
Term
Negotiable
Rental Rate
$42.30 CAD/SF/YR $3.52 CAD/SF/MO $82,479 CAD/YR $6,873 CAD/MO
Space Use
Office/Medical
Condition
Full Build-Out
Available
Now

8th Floor, Ste 800

Size
7,951 SF
Term
Negotiable
Rental Rate
$45.03 CAD/SF/YR $3.75 CAD/SF/MO $357,998 CAD/YR $29,833 CAD/MO
Space Use
Office/Medical
Condition
Full Build-Out
Available
Now

11th Floor, Ste 1150

Size
3,412 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $162,938 CAD/YR $13,578 CAD/MO
Space Use
Office/Medical
Condition
Spec Suite
Available
Now

12th Floor, Ste 1250

Size
3,494 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $166,854 CAD/YR $13,904 CAD/MO
Space Use
Office/Medical
Condition
-
Available
Now

13th Floor, Ste 1300

Size
7,771 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $371,099 CAD/YR $30,925 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
2026-08-01

14th Floor, Ste 1410

Size
1,802 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $86,053 CAD/YR $7,171 CAD/MO
Space Use
Office/Medical
Condition
Spec Suite
Available
Now

15th Floor, Ste 1500

Size
7,359 SF
Term
Negotiable
Rental Rate
$47.75 CAD/SF/YR $3.98 CAD/SF/MO $351,424 CAD/YR $29,285 CAD/MO
Space Use
Office/Medical
Condition
Spec Suite
Available
Now

5th Floor, Ste 500

Size 4,015 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office/Medical
Condition Spec Suite
Available Now

Lofted and furnished spec suite. Features two private balconies. Virtual Tour: https://my.matterport.com/show/?m=2AAL2BmkB9C No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 3 Private Offices
  • 1 Conference Room
  • Two private balconies.
  • Open to office and medical use

5th Floor, Ste 502

Size 1,950 SF
Term Negotiable
Rental Rate $42.30 CAD/SF/YR
Space Use Office/Medical
Condition Full Build-Out
Available Now

Existing conditions. Medical buildouts are available at a higher rate. Virtual Tour - https://my.matterport.com/show/?m=C1sFctDhGkJ No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 3 Private Offices
  • 1 Conference Room

8th Floor, Ste 800

Size 7,951 SF
Term Negotiable
Rental Rate $45.03 CAD/SF/YR
Space Use Office/Medical
Condition Full Build-Out
Available Now

Full floor with existing conditions. Medical buildouts are available at a higher rate. No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses

11th Floor, Ste 1150

Size 3,412 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office/Medical
Condition Spec Suite
Available Now

Former lofted spec suite that is fully furnished. Medical buildouts are available at a higher rate. Virtual Tour- https://my.matterport.com/show/?m=YsmHLjF3gGB No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses

12th Floor, Ste 1250

Size 3,494 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office/Medical
Condition -
Available Now

Existing conditions. Lofted ceiling. Medical buildouts are available at a higher rate. No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses

13th Floor, Ste 1300

Size 7,771 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available 2026-08-01

Existing conditions. Functional layout with mix of private offices, open area for workstations, kitchenette, and two glass front conference rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 2 Conference Rooms
  • Central Air Conditioning
  • Kitchen
  • Open-Plan

14th Floor, Ste 1410

Size 1,802 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office/Medical
Condition Spec Suite
Available Now

Furnished and lofted spec suite, including two private balconies. Medical buildouts are available at a higher rate. Virtual Tour: https://my.matterport.com/show/?m=UUNTJBnL95D No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 4 Private Offices
  • Conference Rooms
  • Reception Area
  • Balcony

15th Floor, Ste 1500

Size 7,359 SF
Term Negotiable
Rental Rate $47.75 CAD/SF/YR
Space Use Office/Medical
Condition Spec Suite
Available Now

New spec suite. High-end finishes with great views and two private balconies. Medical buildouts are available at a higher rate. Virtual Tour: https://my.matterport.com/show/?m=PE3vb3Mbvcf No debt on Building. New amenity center, featuring a fitness center with locker rooms, multiple tenant lounges and a conference center with training capabilities and breakout rooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 7 Private Offices
  • 2 Conference Rooms
  • 26 Workstations
  • High-end finishes with great views
  • two private balconies

Property Overview

Superb North Michigan Avenue location. Contemporary office building with state-of-the-art elevator and life safety systems. Spectacular views of The Magnificent Mile. Floor-to-ceiling bay windows. Within minutes of nearby shopping, hotels and restaurants. Manned security with after-hour access. Corner balconies available on many floors. Cable ready; Fiber optics capability. New amenity center recently delivered, featuring a fitness center with locker rooms, multiple tenant lounges, and a conference center with training capabilities and breakout rooms.

  • Conferencing Facility
  • Fitness Center
  • Property Manager on Site
  • Natural Light
  • Balcony

Property Facts

Building Type
Office
Year Built
1988
Building Height
18 Stories
Building Size
130,296 SF
Building Class
B
Typical Floor Size
7,239 SF
Unfinished Ceiling Height
11’
Parking
Surface Parking
Covered Parking
Walk Score®
Walker's Paradise (99)
Transit Score®
Rider's Paradise (100)
Bike Score®
Very Bikeable (82)
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.®
  • Listing ID: 11616062

  • Date on Market: 2026-03-02

  • Last Updated:

  • Address: 142 E Ontario St, Chicago, IL 60611

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