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Ontario Office Market

Ontario currently features 62 office listings for rent with asking rates from 0.80 per sq ft and sizes ranging from 1,540 sqft to 25,205 sqft. Browse each listing in Ontario and let our agents know which buildings you would like to review in more detail.Our local agent will prepare a detailed report on the property as well as other available offices in the market that meet your business requirements. Our agent can then schedule property tours and once a site is selected, negotiate a competitive lease or purchase agreement on your behalf.

Find office space that meets your needs:

  • BioTech / Laboratory Space
  • Call Center
  • Creative Space
  • Data Center / High Tech
  • High Tech / R&D
  • Law Firm
  • Medical/Dental Space
  • Production / Studio

Our commercial real estate services are provided at no cost to clients. Contact our Ontario office space specialists today and we look forward to finding the right space for you.


Ontario Office Stats

Total available listings: 62
Total square footage: 378,519 SF
Average asking rate: $1.67 sf/mo
Average size available: 6,105 SF
Price range: $0.80 sf/mo to $2.35 sf/mo

Available Layouts

Medical Office: 3 Listings
Office Building: 59 Listings
901 Via Piemonte

901 Via Piemonte

Ontario, CA
$ 57,899/mo
(2.35 $/sf./month)

Office
Office Building
24,638 square feet

3110 Inland Empire Blvd
$ 11,436/mo
(1.75 $/sf./month)

Office
Office Building
6,535 square feet

812-816 Euclid AVE.

812-816 Euclid AVE.

Ontario, CA
$ 5,096/mo
(1.30 $/sf./month)

Office
Office Building
3,920 square feet

1640 S Grove Ave

1640 S Grove Ave

Ontario, CA
$ 2,800/mo
(1.00 $/sf./month)

Office
Office Building
2,800 square feet

3110 E Guasti Road

3110 E Guasti Road

Ontario, CA
$ 6,224/mo
(2.25 $/sf./month)

Office
Office Building
2,766 square feet

2171 S Grove Ave

2171 S Grove Ave

Ontario, CA
Negotiable
 

Office
Office Building
2,343 square feet

647 E E Street

647 E E Street

Ontario, CA
Negotiable
 

Office
Medical Office
1,600 square feet

3400 Inland Empire Blvd
$ 3,233/mo
(2.10 $/sf./month)

Office
Office Building
1,540 square feet

4150 Concours ST.

4150 Concours ST.

Ontario, CA
$ 34,178/mo
(1.80 $/sf./month)

Office
Office Building
18,988 square feet

4550 Ontario Mills Pky
$ 24,654/mo
(1.90 $/sf./month)

Office
Office Building
12,976 square feet

337 N Vineyard Ave

337 N Vineyard Ave

Ontario, CA
Negotiable
 

Office
Office Building
7,030 square feet

317 W F St

317 W F St

Ontario, CA
$ 5,900/mo
(1.00 $/sf./month)

Office
Medical Office
5,900 square feet

3990 Concours

3990 Concours

Ontario, CA
Negotiable
 

Office
Office Building
5,200 square feet

537 N Euclid Ave

537 N Euclid Ave

Ontario, CA
$ 4,900/mo
(1.00 $/sf./month)

Office
Office Building
4,900 square feet

800 N. Haven Avenue

800 N. Haven Avenue

Ontario, CA
$ 6,786/mo
(2.00 $/sf./month)

Office
Office Building
3,393 square feet

1801 S. Excise Avenue
$ 4,401/mo
(1.30 $/sf./month)

Office
Office Building
3,385 square feet

3257 E. Guasti Road

3257 E. Guasti Road

Ontario, CA
$ 6,581/mo
(2.05 $/sf./month)

Office
Office Building
3,210 square feet

2143 E. Convention Center Way
$ 4,283/mo
(1.45 $/sf./month)

Office
Office Building
2,954 square feet

3333 Concours St.

3333 Concours St.

Ontario, CA
$ 4,749/mo
(1.65 $/sf./month)

Office
Office Building
2,878 square feet

1131 W 6th St

1131 W 6th St

Ontario, CA
$ 4,094/mo
(1.70 $/sf./month)

Office
Office Building
2,408 square feet

1129 W 4th St

1129 W 4th St

Ontario, CA
$ 2,883/mo
(1.30 $/sf./month)

Office
Office Building
2,218 square feet

2910 E Inland Empire Blvd
$ 3,134/mo
(1.55 $/sf./month)

Office
Office Building
2,022 square feet

3110 E Guasti Road

3110 E Guasti Road

Ontario, CA
$ 4,406/mo
(2.25 $/sf./month)

Office
Office Building
1,958 square feet

1520 N. Mountain Avenue, Building E
$ 3,122/mo
(1.60 $/sf./month)

Office
Office Building
1,951 square feet

865 S Milliken Ave

865 S Milliken Ave

Ontario, CA
$ 2,145/mo
(1.15 $/sf./month)

Office
Office Building
1,865 square feet

3401 Centrelake Drive
$ 3,855/mo
(2.15 $/sf./month)

Office
Office Building
1,793 square feet

3270 Inland Empire Blvd.
$ 3,138/mo
(1.95 $/sf./month)

Office
Office Building
1,609 square feet

3333 Concours, Bldg 7
$ 2,044/mo
(1.30 $/sf./month)

Office
Office Building
1,572 square feet

3333 Concours St-Bldg 6
$ 13,490/mo
(1.55 $/sf./month)

Office
Office Building
8,703 square feet

3536 Concours

3536 Concours

Ontario, CA
$ 15,396/mo
(2.05 $/sf./month)

Office
Office Building
7,510 square feet

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