Ontario Office Rent Price & Sales Report

2024 Office Space Rent & Sales

  • $27.54 2024 Avg. Asking Rent
  • 13.41% 2024 Office Vacancy Rate
  • $40.7M2024 Total Office Sales
  • $194.77Avg. Sale Price/SF

Ontario office price per square foot in 2024 was $27.54 on average. The local office market recorded an average vacancy rate of 13.41% across all asset classes combined. The 4 transactions that closed here throughout 2024 amounted to a total sale volume of $40.7M. Ontario office space commanded an average sale price per square foot of $194.77.

See how this market compares to the national average: U.S. office space rent & sales.

Average Rent by Office Class

2024 Average Office Rent per Square Foot

  • Ontario Class A & A+ Office Space$31.10
  • Ontario Class B Office Space$24.78
  • California Class A & A+ Office Space$60.31
  • California Class B Office Space$38.42
  • California Class C Office Space$26.20

Ontario, CA Office Asking Rents by Class

2024 Office Vacancy Rates in Ontario

Submarket Asking Rents Vacancy Rates
Ontario - Chino $27.38 11.47%
Fontana $21.16 4.92%
Data provided by Commercial Edge
Submarket differences in factors such as property mix, degree of accessibility, and availability of amenities influence not only variation in office rent price, but also in vacancy rates. The overall office vacancy rate on the Ontario market was 13.41% in 2024. Looking at the market stats on a more granular level, data shows that the lowest office vacancy rate in Ontario was 4.92% in the Fontana submarket, while the highest office vacancy in the market was 11.47%, recorded in Ontario - Chino.

Office Spaces for Rent in California

Ontario Office Sale Price per SF

  • $194.772024 Avg. Price per SF
  • -46.24%Y-o-Y Avg. PpSF Change
  • $40.7M2024 Office Sales Volume
  • 42024 Number of Transactions

Ontario, CA Sale Price per SF Trend

  • Ontario Avg. Sale Price per SF in 2024$194.77
  • California Avg. Sale Price per SF in 2024$249.15
Ontario office space cost in 2024 marked a -46.24% change compared to the previous year. The sale price for office space in Ontario averaged $194.77 per square foot in 2024, across all market subdivisions and asset classes. Conversely, the statewide California average office sale price during the same time period was $249.15 per square foot.

2024 Office Sales Volume

  • Ontario, CA Total Office Sales Volume in 2024 $40.7M
  • Ontario, CA Total Number of Office Sales Closed in 2024 4
A total of 4 deals closed on the Ontario office market in 2024, adding up to a yearly sales volume of $40.7M. Notably, the largest transaction on the market saw Concours Corporate Center change hands for $16,000,000 on 6/14/2024.
Data provided by Commercial Edge

Coworking Spaces in California

2024 Office Construction in Ontario, CA

Largest Office Properties Recently Completed in Ontario
Office building Address SF Completed
Ontario Airport Tower 2855 East Guasti Road, 91761 149,946 2008
One Piemonte 901 Via Piemonte, 91764 122,500 2008
4550 Ontario Mills Pkwy 4550 Ontario Mills Pkwy, 91764 26,496 2008
990 Barrington Ave 990 Barrington Ave, 91764 289,793 2007
Empire Towers V 3990 Concours Street, 91764 124,529 2007
3546 Concours Street 3546 Concours Street, 91764 74,075 2007
Waterside Center I 3200 East Guasti Road, 91761 72,589 2007
3546 Concours St. 3546 Concours St., 91764 56,668 2007
3237 E Guasti Rd 3237 E Guasti Rd, 91761 53,911 2006
Waterside Center III 3110 East Guasti Road, 91761 100,000 2005

Worth noting among recent office completions on the Ontario market is Ontario Airport Tower, which is currently the largest new office development in the city, at 149,946 square feet.

Data provided by Commercial Edge

See reports for other markets

This market stats report is based on analysis of city-level data that includes office properties equal to or larger than 25,000 square feet in size. Averages were calculated based on values dated January 1st 2024 through December 31st 2024. Construction pipeline data represented herein is valid as of February 2025. The information on this page was compiled using data provided by CommercialEdge, a market intelligence solution which offers comprehensive real market knowledge on all Ontario commercial properties sized 25,000 square feet or larger.

While every effort was made to ensure the accuracy of the data presented in this report, the information is provided “as is” and neither CommercialCafe nor CommercialEdge can guarantee that the information provided is complete.