Find Office Space for Rent in Ontario, CA

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Available Office Spaces for Lease in Ontario

Quick Stats for Ontario Office Property

There are currently 121 office spaces available for lease or rent in Ontario, California.

According to office market report by Cushman & Wakfield, Ontario has:

  • A total of 3,795,058 square feet of existing inventory
  • 269,687 square feet available for lease
  • Vacancy rate of 7.8%

Ontario is a city in the San Bernardino County/Inland Empire region of California. The average lease rate in this city is $2.11 per square feet. Class A office spaces are more expensive with an average rate of $2.29 per square feet. Cities with affordable lease rates are in Upland and Rancho Cucamonga with average rates from $1.58 to $1.97 per square feet.

Start browsing through Ontario office rental listings below for free. This includes Coworking Space, Executive Suites, Shared Space, Creative Space, Condos, Office Buildings, Class A, Class B, Class C, and subleases.

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2605 E Cedar Street, Ontario, CA 91761
Size:
  32,528 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 32,528 sq ft available for lease

3350 Shelby St, Ontario, CA
Suite:
  380
Size:
  3,145 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 3,145 sq ft available for lease

3350 Shelby St, Ontario, CA
Suite:
  370
Size:
  5,579 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 5,579 sq ft available for lease

3350 Shelby St, Ontario, CA
Suite:
  330
Size:
  2,279 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 2,279 sq ft available for lease

3350 Shelby St, Ontario, CA 91764
Suite:
  250
Size:
  6,549 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 6,549 sq ft available for lease

3350 Shelby St, Ontario, CA 91764
Suite:
  150
Size:
  6,549 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 6,549 sq ft available for lease

3350 Shelby St, Ontario, CA 91764
Suite:
  350
Size:
  1,325 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 1,325 sq ft available for lease

3602 Inland Empire Blvd, Ontario, CA 91764
Suite:
  230
Size:
  2,375 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 2,375 sq ft available for lease

3602 Inland Empire Blvd, Ontario, CA 91764
Suite:
  200
Size:
  2,154 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 2,154 sq ft available for lease

3500 Porsche Way, Ontario, CA 91764
Suite:
  325
Size:
  5,846 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 5,846 sq ft available for lease

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3500 Porsche Way, Ontario, CA 91764
Suite:
  100/110/115
Size:
  4,730 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 4,730 sq ft available for lease

3500 Porsche Way, Ontario, CA 91764
Suite:
  115
Size:
  877 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 877 sq ft available for lease

3500 Porsche Way, Ontario, CA 91764
Suite:
  110
Size:
  1,247 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 1,247 sq ft available for lease

3500 Porsche Way, Ontario, CA 91764
Suite:
  100
Size:
  2,606 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 2,606 sq ft available for lease

3491 Concours St, Ontario, CA 91764
Size:
  2,781 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 2,781 sq ft available for lease

760 S Rochester Ave, Ontario, CA 91761
Suite:
  A & B
Size:
  12,706 SF
Asking Rent:
   Show Pricing $
Uses:
  Industrial, Office, Warehouse

This Industrial, Office, and Warehouse property has 12,706 sq ft available for lease

760 S Rochester Ave, Ontario, CA 91761
Suite:
  A
Size:
  5,063 SF
Asking Rent:
   Show Pricing $
Uses:
  Industrial, Office, Warehouse

This Industrial, Office, and Warehouse property has 5,063 sq ft available for lease

2890 Inland Empire Blvd, Ontario, CA 91764
Size:
  9,939 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 9,939 sq ft available for lease

1950A - 2000A S Grove Ave, Ontario, CA 91761
Size:
  1,450 SF
Divisible:
  1,450–2,900 SF
Asking Rent:
   Show Pricing $
Uses:
  Office, Retail

This Office and Retail property has 1,450 sq ft available for lease

4150 Concours St, Ontario, CA 91764
Size:
  4,760 SF
Asking Rent:
  N/A - Contact for Info
Uses:
  Office

This Office property has 4,760 sq ft available for lease

3290 Guasti Rd, Ontario, CA 91761
Size:
  1,515 SF
Divisible:
  1,515–3,265 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 1,515 sq ft available for lease

4686 Ontario Mills Pkwy, Ontario, CA 91761
Size:
  6,150 SF
Asking Rent:
  N/A - Contact for Info
Uses:
  Office

This Office property has 6,150 sq ft available for lease

430 N Vineyard Ave, Ontario, CA 91764
Size:
  971 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 971 sq ft available for lease

3110-B Inland Empire Blvd, Ontario, CA 91764
Size:
  6,535 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 6,535 sq ft available for lease

1500 Auto Center Dr, Ontario, CA 91761
Size:
  4,000 SF
Divisible:
  4,000–36,000 SF
Asking Rent:
   Show Pricing $
Uses:
  Office

This Office property has 4,000 sq ft available for lease

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