Brentwood, Contra Costa County, CA Office Spaces for Rent

Find the best Brentwood, Contra Costa County, CA office space among 6 for rent listings currently on the market.

1191 & 1181 Central Ave. / 4510 O'Hara

1191 & 1181 Central Ave. / 4510 O'Hara , Brentwood, CA
Property

Office

12,293 SF
Availability

1 Space

3,095 SF
Year Built

1998
For Lease Contact for pricing
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350 John Muir Parkway

350 John Muir Parkway, Brentwood, CA
Property

Office

51,980 SF
Availability

1 Space

3,454 SF
Year Built

2005
For Lease Contact for pricing
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6600 Lone Tree Way

6600 Lone Tree Way, Brentwood, CA
Property

Office

10,000 SF
Availability

1 Space

10,000 SF
For Lease Contact for pricing
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425-427 Oak Street

425-427 Oak St, Brentwood, CA
Property

Office

5,229 SF
Availability

1 Space

340 SF
Year Built

1978
For Lease Contact for pricing
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Sand Creek Business Center

201 Sand Creek Road, , Brentwood, CA
Property

Office

1,368 SF
Availability

2 Spaces

4,990 SF
For Lease Contact for pricing
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Frequently Asked Questions

Asking prices vary based on the property location, rating, amenities such as proximity to restaurants, cafes, and entertainment venues, as well as convenience of access to public transport, airports, and thoroughfares.
Most experts recommend an average of between 75 and 150 square feet of office space per person. However, it is important to keep in mind that how much office space you ultimately need depends on your activity and how you need to use the space, as much as it does on how many people it should accommodate. If you already know what size office would best suit your needs, use the available space size filter at the top of the search page to focus your search on the best fit for you.

You’ll find a home for almost any size of business in Brentwood, as the local office market offers a wide range of options. Office spaces currently on the market go up to as much as 10,000 square feet in size for an individual listing.
You can find 6 office listing(s) for lease in Brentwood, which add up to a total of 21,879 square feet. Availability on the market includes a variety of office use types, such as General Office, Medical Office.

The most common office use type currently available for lease in Brentwood is General Office, which is offered in 3 or 50.00% of listings. The second-most frequent office use type listed here is Medical Office, which account for 1 or 16.67% of office space currently available.
Sublease opportunities on the market include General Office, Medical Office.
The best choice of neighborhood for your office space will greatly depend on the elements that are most relevant to your business and your employees. However, a good criterion to start with is to look at the areas of the city that have the highest concentration of office properties, as these areas are generally well connected to transit options and have a good degree of amenity availability.
Each individual’s commuting experience will of course be different depending on a number of factors. Check the location description details for the office listings that catch your eye, to get an overview of walkability, access to public transport, the quality of infrastructure dedicated to biking commuters, as well as the proximity to parking facilities, fuel stations, and other essential amenities.
The Brentwood office market incorporates a mix of properties of various ages, ratings, construction grades, and other quality indicators. Roughly 50% of total office space listings in the city are in properties rated Class A. Class C office space makes up 33.33% of office space available in Brentwood.

Buildings completed in and since the year 2000 account for 60% of office properties in the city and incorporate a total of 78,452 square feet.
There are, of course, a lot of things to factor in when you are looking for office space. Aspects including the accessibility of the location, the quality of the facility, the size of the space, the convenience of nearby amenities, the type and duration of the lease, and of course the cost are all part of the search and decision process. For a quick checklist of what you should take into account when researching the market, consider these seven tips for choosing the best office location for your business. Alternatively, for a comprehensive take on everything to consider when looking for office space, see our in-depth guide to finding office space for small or growing companies. The guide also includes insights from seasoned professionals and can serve as a helpful resource for growing companies, no matter their current size.
Are you looking to lease office space in the vicinity of your current location or in a particular neighborhood of Brentwood? Using the interactive map, you can easily navigate to your preferred location and customize your search area around a specific point of interest. Select “Radius” from the Search Mode options menu, click on the map to set your search reference point, and expand the radius to select your desired search area. Browse available listings to find the best office space that meets your location, as well as other business needs.

Brentwood, Contra Costa County, CA Office Inventory Breakdown

There are a number of factors that make a city attractive for businesses to relocate or expand, as well as for investors to enhance their portfolios through local acquisitions. Among the most important factors to consider are the size and quality of the local office market, which is an essential component of the local economy.

Total Office Space in Brentwood: 448,469 Sq. Ft.

In 2025 the Brentwood office market encompassed 448,469 square feet of space.

Brentwood Office Market Breakdown by Building Size
Building Size Range	Total Square Feet	Share of Total Office
50k to 100k Sq. Ft.	109,328 Sq. Ft.	24.38%
100k to 500k Sq. Ft.	248,943 Sq. Ft.	55.51%

Brentwood Office Market Breakdown by Building Quality Rating
Class	Total Square Feet	Share of Total Office
Class B	448,469 Sq. Ft.	100%

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

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Brentwood, Contra Costa County, CA Office Spaces for Rent

1191 & 1181 Central Ave. / 4510 O'Hara

350 John Muir Parkway

6600 Lone Tree Way

425-427 Oak Street

Sand Creek Business Center

Frequently Asked Questions

Brentwood, Contra Costa County, CA Office Inventory Breakdown

Total Office Space in Brentwood: 448,469 Sq. Ft.

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