San Bernardino County, CA Office Spaces for Rent

Find the best San Bernardino County, CA office space among 285 for rent listings currently on the market.

Transpark Office Center

2890 Inland Empire Blvd, Ontario, CA
Property Type

Office
For Lease

$2.35/SF/MO
1 space available / 891 SF
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11306-11382 Mountain View Ave. & 11306 Barton Rd.

11306-11382 Mountain View Ave. & 11306 Barton Rd., Colton, Loma Linda, CA
Property Type

Office
For Lease

$1.85/SF/MO
5 spaces available / 492 - 4,883 SF
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16098 Kamana Rd

16098 Kamana Rd, Apple Valley, CA
Property Type

Office
For Lease

$17.00/SF/YR
1 space available / 2,268 SF
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3110 & 3200 E. Guasti Rd.

3110 & 3200 E. Guasti Rd., Ontario, CA
Property Type

Office
For Lease Contact for pricing

4 spaces available / 953 - 8,653 SF
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4684 Ontario Mills Parkway

4684 Ontario Mills Parkway, Ontario, CA
Property Type

Office
For Lease Contact for pricing

1 space available / 12,000 SF
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19 East Citrus Avenue
The Orange Space
19 East Citrus Avenue #201, Redlands, CA
Property Type

Desks
For Lease

From $25/day
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1493 E San Bernardino Ave

1493 E San Bernardino Ave, Riverview, San Bernardino, CA
Property Type

Office
For Lease

$1.05/SF/YR
1 space available / 39,325 SF
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18838 US Highway 18

18838 US Highway 18, Apple Valley, CA
Property Type

Office
For Lease

$2.00/SF/YR
1 space available / 750 SF
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San Bernardino 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 California: 21,085,053 Sq. Ft.

In 2025 the California office market encompassed 21,085,053 square feet of space. Out of that total, 700,999 square feet were in office properties sized between 500,000 and 1,000,000 square feet. Meanwhile, 8,349,760 square feet were in office buildings sized between 50,000 and 100,000 square feet.
Class A office space makes up a 30.11% share of California office inventory, while Class B office assets represent roughly 64.57% of the market total.

California Office Market Breakdown by Building Size
Building Size Range	Total Square Feet	Share of Total Office
50k to 100k Sq. Ft.	8,349,760 Sq. Ft.	39.6%
100k to 500k Sq. Ft.	6,854,444 Sq. Ft.	32.51%
500k to 1M Sq. Ft.	700,999 Sq. Ft.	3.32%

California Office Market Breakdown by Building Quality Rating
Class	Total Square Feet	Share of Total Office
Class A	6,348,583 Sq. Ft.	30.11%
Class B	13,614,731 Sq. Ft.	64.57%
Class C	1,121,739 Sq. Ft.	5.32%

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

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San Bernardino County, CA Office Spaces for Rent

Transpark Office Center

11306-11382 Mountain View Ave. & 11306 Barton Rd.

16098 Kamana Rd

3110 & 3200 E. Guasti Rd.

4684 Ontario Mills Parkway

19 East Citrus Avenue

1493 E San Bernardino Ave

18838 US Highway 18

San Bernardino County, CA Office Inventory Breakdown

Total Office Space in California: 21,085,053 Sq. Ft.

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