Orange County, CA Office Spaces for Rent

Find the best Orange County, CA office space among 2,170 for rent listings currently on the market.

1440 S Coast Hwy

1440 S Coast Hwy, Laguna Beach, CA
Space Type

Office
For Lease Contact for pricing

1 space available / 1,290 SF
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3002 Dow Ave.

3002 Dow Ave., Tustin, CA
Space Type

Office
For Lease

$1.80/SF/MO
2 spaces available / 1,989 - 3,999 SF
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4482 Barranca Parkway

4482 Barranca Parkway, Woodbridge, Irvine, CA
Space Type

Office
For Lease

$0.31/SF/MO
2 spaces available / 850 - 1,555 SF
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2900 Bristol Street - Bldg E

2900 Bristol Street - Bldg E, South Coast Metro, Costa Mesa, CA
Space Type

Office
For Lease

$1.65/SF/YR
3 spaces available / 1,138 - 1,650 SF
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20 Corporate Plaza Dr

20 Corporate Plaza Dr, Newport Center, Newport Beach, CA
Space Type

Office
For Lease Contact for pricing

1 space available / 5,509 SF
View Details
180 S. Prospect Avenue

180 S. Prospect Avenue, Tustin, CA
Space Type

Office
For Lease

$0.18/SF/MO
1 space available / 1,160 SF
View Details

Orange County, CA Office Space for Rent

Office inventory

According to our listing data, Orange County's office market contains 123M square feet of space as of 2026.

Orange County Office Market Breakdown by Building Size
Building Size Range	Total Square Feet
50k to 100k Sq. Ft.	32.7M Sq. Ft.
100k to 500k Sq. Ft.	65.6M Sq. Ft.
500k to 1M Sq. Ft.	2.4M Sq. Ft.
> 1M Sq. Ft.	5M Sq. Ft.

Data was provided by Yardi Research Data, refers to properties larger than 50,000 square feet.

Properties sized 100k to 500k Sq. Ft. make up most of the local office inventory, amounting to 65.6M square feet.

Average Rent for Office Spaces

The average rent for office space in Orange County is $29 per square foot. However, you can find rental rates as low as $4 per square foot here, depending on what compromises you are willing to make. If you are looking for office space priced at a certain value, you can use the filters at the top of the page to look for properties within your optimal range.

The maximum rental rate is $53 per square foot among local listings currently available for lease.

Office Spaces Classes

The office space market in Orange County incorporates a mix of properties of various ages, ratings, construction grades, and other quality indicators. 42.26% of total office listings in this city are in properties rated Class A. Class B accounts for 55.44% of traditional work spaces listed on the leasing market. Class C makes up 1.18% of such listings in Orange County. This data is current as of 2026.

Orange County Office Market Breakdown by Building Class
Class	Total Square Feet	Share of Total Office
A+	1.4M	1.12%
A	52M	42.26%
B	68.2M	55.44%
C	1.5M	1.18%

Data was provided by Yardi Research Data, refers to properties larger than 50,000 square feet.

The most common factor that influences the cost of renting space for your business in any location is the property class rating. For example, Orange County office space rated Class A asks an average of $37.42 per square foot. Class B space in Orange County costs $24.8 per square foot, on average. Listings of available space in Class C buildings asked an average of $23.51 per square foot.

Orange County, CA in the news

Blackstone Sells Orange County Offices at a 36% Loss

Blackstone had previously acquired Griffin Towers for $129 million from Lincoln Property Company and Angelo Gordon in 2014 in what was the largest commercial sale of the Orange County market.

Orange County, CA Office Spaces for Rent

1440 S Coast Hwy

3002 Dow Ave.

4482 Barranca Parkway

2900 Bristol Street - Bldg E

20 Corporate Plaza Dr

180 S. Prospect Avenue