Discover Office Space for Rent in Ontario, CA

Your Top Source to Find Office Space Rentals Hassle-Free

I am looking for space for
with square feet from
1 of 3

2 of 3

Just a few more details…

  
3 of 3

Just a few more details…

  
3 of 3

By submitting this form, you agree to our Terms of Service

Go back to browsing properties instead

Available Office Spaces for Lease in Ontario

Quick Stats for Ontario Office Property

There are currently 46 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.

Our Clients Love Us!
Our Clients Love Us!
430 N Vineyard Ave, Ontario, CA 91764
1 Listing Available
Size:
  971 SF
Uses:
  Office

1804-1828 E Elma Ct, Ontario, CA 91764
1 Listing Available
Size:
  17,360 SF
Uses:
  Office

3296 E Guasti Rd, Ontario, CA 91764
4 Listings Available
Size:
  1,720 – 6,816 SF
Uses:
  Office

2930 E, Inland Empire Blvd, Ontario, CA 91764
1 Listing Available
Size:
  2,546 – 3,504 SF
Uses:
  Office

2910 E Inland Empire Blvd, Ontario, CA 91764
2 Listings Available
Size:
  1,500 – 2,996 SF
Uses:
  Office

4150 E Concours St, Ontario, CA 91764
4 Listings Available
Size:
  4,357 – 20,000 SF
Uses:
  Office

3100 Cedar St, Ontario, CA 91761
1 Listing Available
Size:
  3,281 SF
Uses:
  Industrial, Office, Warehouse

3400 Inland Empire Blvd, Ontario, CA 91764
1 Listing Available
Size:
  3,100 SF
Uses:
  Office

3602 Inland Empire Blvd, Ontario, CA 91764
2 Listings Available
Size:
  2,005 – 2,375 SF
Uses:
  Office

3602 Inland Empire Boulevard, Ontario, CA 91764
2 Listings Available
Size:
  2,154 – 10,295 SF
Uses:
  Office

Tired of looking through listings?

Get our space experts to send you a shortlist of the best deals matching your needs for free.

Get Started Now!
2151 Convention Center Way, Ontario, CA 91761
1 Listing Available
Size:
  1,060 SF
Uses:
  Office

207 N Euclid Ave, Ontario, CA 91762
1 Listing Available
Size:
  5,700 SF
Uses:
  Office

4141 Inland Empire Blvd, Ontario, CA 91764
2 Listings Available
Size:
  3,561 SF
Uses:
  Office

2855 Guasti Rd, Ontario, CA 91761
1 Listing Available
Size:
  3,807 SF
Uses:
  Office

1205 S Dupont Ave, Ontario, CA 91761
4 Listings Available
Size:
  9,184 – 32,502 SF
Uses:
  Industrial, Office, Warehouse

11255 Central Ave, Ontario, CA 91762
4 Listings Available
Size:
  47,000 – 52,000 SF
Uses:
  Office, Special purpose

4150 Concours St, Ontario, CA 91764
1 Listing Available
Size:
  4,760 SF
Uses:
  Office

1500 Auto Center Dr, Ontario, CA 91761
4 Listings Available
Size:
  3,960 – 14,564 SF
Uses:
  Office

3290 Guasti Rd, Ontario, CA
1 Listing Available
Size:
  1,515 – 3,265 SF
Uses:
  Office

787 Wanamaker Ave, Ontario, CA 91761
2 Listings Available
Size:
  3,000 – 5,500 SF
Uses:
  Office, Industrial, Warehouse

3500 Porsche Way, Ontario, CA 91764
6 Listings Available
Size:
  877 – 5,846 SF
Uses:
  Office

3595 Inland Empire Blvd, Ontario, CA 91764
1 Listing Available
Size:
  1,632 SF
Uses:
  Office

2890 Inland Empire Blvd, Ontario, CA 91764
5 Listings Available
Size:
  610 – 9,939 SF
Uses:
  Office

3257 E Guasti Rd, Ontario, CA 91761
1 Listing Available
Size:
  13,232 SF
Uses:
  Office

3595-2 Inland Empire Blvd, Ontario, CA 91764
1 Listing Available
Size:
  1,632 SF
Uses:
  Office

Digsy is a free Commercial Real Estate Listing search engine that makes it easy to find and market commercial properties available for sale, lease, or rent.

Get started for free and post your listings here.

Back to view all Office spaces for Sale or Lease.