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What our customers are saying about us


Highly Recommended

Worked with their team and they connected me with a expert that asisted us find a great space. Would recommend them!

Steve McQuinn

Wonderful Experience

They offered a great service, like no other that I have experienced. Their staff is very friendly and always willing to help. Thank you.

Richard Williams

Saved Us Money

Worked with them and they helped us find a local expert that not only saved us valuable time and money. Great help.

Roy Silverstein

Outstanding

Expert assistance find using us a great location. Showed us serveral options and found a great place, at the right price.

Michael Halper

Great Service

Under a short timeline they emailed options, arranged tours and helped in negotiotions. Excellent service, I highly recommend.

Mark Halper

Excellent Service

They made finding a new space easy. They were determind to finiding me a space that met my needs and budget. Great job!

Richard Wattsr

Very Helpful

I can't imagine finding space without your assistance. Helped us find a very nice space. Will use your service in the again.

Mark Stein

Exteremly Helpful

They were exteremly helpful throughout our search. Always came up-with new options. Really recommend them!

Michael Stember

 

Ontario Office Space

Ontario presently features 58 offices for lease with asking rates from $0.80 per sq ft and sizes ranging from 1,540 sqft to 27,835 sqft. Research every available space in Ontario and let our office experts know which buildings you would like to review. We'll send you a detailed file on the building as well as other offices in the market that meet your requirements. We can then schedule tours of each office and when you select a target property, negotiate a competitive commercial lease or sale agreement for you.

Class Breakdown
Class A: 22 Spaces
Class B: 19 Spaces
Class C: 4 Spaces
Not specified: 13 Spaces

Locate office space that meets your needs:

  • BioTech / Lab Space
  • Call / Customer Service Center
  • Creative Space
  • Data Center/IT Support
  • High Tech / R&D
  • Law Office Space
  • Medical/Dental Space
  • Media Production / Studio
  • Professional Services

Our office search services are offered at no cost to your business. Contact Search Commercial Space today and we look forward to finding the right office for you.

Find even more space
Ontario warehouse space
Ontario retail space
Ontario medical space

 

Ontario Office Stats

Total available listings: 58
Total square footage: 355,069 SF
Average asking rate: $1.66 sf/mo
Average size available: 6,122 SF
Price range: $0.80 sf/mo to $2.35 sf/mo

Available Layouts

Office Building: 58 Listings

 

Contact Local Broker

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You will receive:
  • Free report on your selected commercial space
  • Details on Landlord incentives and special offers
  • No obligation advice from local broker specialist

 

2171 S Grove Ave

2171 S Grove Ave, J

Ontario, California
$1,949 /mo
($1.20/sf./month)

Office
Office Building
1,624 square feet

204 N San Antonio Ave

204 N San Antonio Ave,

Ontario, California
$1,955 /mo
($1.15/sf./month)

Office
Office Building
1,700 square feet

3333 Concours, Bldg 7

3333 Concours, Bldg 7,

Ontario, California
$2,044 /mo
($1.30/sf./month)

Office
Office Building
1,572 square feet

865 S Milliken Ave

865 S Milliken Ave, 865

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

Office
Office Building
1,865 square feet

1535 N. Baker Ave

1535 N. Baker Ave, 2nd

Ontario, California
$2,327 /mo
($0.99/sf./month)

Office
Office Building
2,350 square feet

1640 S Grove Ave

1640 S Grove Ave, C

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

Office
Office Building
2,800 square feet

1129 W 4th St

1129 W 4th St

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

Office
Office Building
2,218 square feet

1520 N. Mountain Avenue, Building E

1520 N. Mountain Avenue

Ontario, California
$3,122 /mo
($1.60/sf./month)

Office
Office Building
1,951 square feet

2910 E Inland Empire Blvd

2910 E Inland Empire Bl

Ontario, California
$3,134 /mo
($1.55/sf./month)

Office
Office Building
2,022 square feet

3602 Inland Empire Blvd. - Building C

3602 Inland Empire Blvd

Ontario, California
$3,138 /mo
($1.85/sf./month)

Office
Office Building
1,696 square feet

3400 Inland Empire Blvd

3400 Inland Empire Blvd

Ontario, California
$3,233 /mo
($2.10/sf./month)

Office
Office Building
1,540 square feet

3633 Inland Empire Boulevard

3633 Inland Empire Boul

Ontario, California
$3,707 /mo
($2.10/sf./month)

Office
Office Building
1,765 square feet

209 I St

209 I St

Ontario, California
$3,744 /mo
($1.20/sf./month)

Office
Office Building
3,120 square feet

3401 Centrelake Drive

3401 Centrelake Drive,

Ontario, California
$3,855 /mo
($2.15/sf./month)

Office
Office Building
1,793 square feet

2131 Grove Avenue

2131 Grove Avenue, D &

Ontario, California
$3,898 /mo
($1.20/sf./month)

Office
Office Building
3,248 square feet

1131 W 6th St

1131 W 6th St, Space 22

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

Office
Office Building
2,408 square feet

2151 Convention Center Way

2151 Convention Center

Ontario, California
$4,218 /mo
($1.75/sf./month)

Office
Office Building
2,410 square feet

2143 E. Convention Center Way

2143 E. Convention Cent

Ontario, California
$4,283 /mo
($1.45/sf./month)

Office
Office Building
2,954 square feet

3333 Concours St.

3333 Concours St., Spac

Ontario, California
$4,317 /mo
($1.50/sf./month)

Office
Office Building
2,878 square feet

3350 Shelby Street

3350 Shelby Street, Spa

Ontario, California
$4,389 /mo
($1.65/sf./month)

Office
Office Building
2,660 square feet

1801 S. Excise Avenue

1801 S. Excise Avenue,

Ontario, California
$4,401 /mo
($1.30/sf./month)

Office
Office Building
3,385 square feet

3110 E Guasti Road

3110 E Guasti Road, Spa

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

Office
Office Building
1,958 square feet

2855 E. Guasti Road

2855 E. Guasti Road, Su

Ontario, California
$4,538 /mo
($2.35/sf./month)

Office
Office Building
1,931 square feet

537 N Euclid Ave

537 N Euclid Ave

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

Office
Office Building
4,900 square feet

812-816 Euclid AVE.

812-816 Euclid AVE.

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

Office
Office Building
3,920 square feet

3281 E. Guasti Road

3281 E. Guasti Road, Sp

Ontario, California
$5,163 /mo
($2.20/sf./month)

Office
Office Building
2,347 square feet

3257 E. Guasti Road

3257 E. Guasti Road, Su

Ontario, California
$6,099 /mo
($1.90/sf./month)

Office
Office Building
3,210 square feet

3110 E Guasti Road

3110 E Guasti Road, Spa

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

Office
Office Building
2,766 square feet

4200 Concours

4200 Concours, Space 34

Ontario, California
$6,325 /mo
($2.10/sf./month)

Office
Office Building
3,012 square feet

800 N. Haven Avenue

800 N. Haven Avenue, Su

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

Office
Office Building
3,393 square feet

Featured Clients