Flex

Ontario, CA Flex Space for Lease

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Rancho Cucamonga, CA Upland, CA Fontana, CA Eastvale, CA Jurupa Valley, CA Montclair, CA Chino, CA Claremont, CA
52 properties
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Smart Workspace Options at CA, Ontario - North San Antonio Ave. Contact us today to book a tour!
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Professional Workspace Solutions at Waterside Center. Contact us today to book a tour!
Updated: Feb 19
Professional Workspace Solutions at Waterside Center. Contact us today to book a tour!

3200 Guasti Rd, Unit 100, Ontario, CA 91761

16 available spaces from 11 to 1,964 sqft
$129-$27,742/Mo per office
Be part of a vibrant coworking community with dedicated desk or hot desking options in thousands of idyllic locations across the globe
Grow in a modern workplace with the added advantage of a benefits program offering exclusive discounts and bespoke procurement support
Access Regus' network of workspaces and business lounges as often as you need and take advantage of their exclusive benefits
Impress clients, hold memorable workshops, and deliver a winning pitch in Regus' meeting spaces, fully equipped for gatherings of any size
Collaborate with like‑minded professionals and enjoy regular networking and community events with a Regus membership
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Serviced Office Space for Rent at One Lakeshore. Contact us today to book a tour!
Updated: Feb 19
Serviced Office Space for Rent at One Lakeshore. Contact us today to book a tour!

3281 Guasti Rd, Unit 7TH, Ontario, CA 91761

16 available spaces from 11 to 2,104 sqft
$129-$31,357/Mo per office
Be part of a vibrant coworking community with dedicated desk or hot desking options in thousands of idyllic locations across the globe
Grow in a modern workplace with the added advantage of a benefits program offering exclusive discounts and bespoke procurement support
Access Regus' network of workspaces and business lounges as often as you need and take advantage of their exclusive benefits
Impress clients, hold memorable workshops, and deliver a winning pitch in Regus' meeting spaces, fully equipped for gatherings of any size
Collaborate with like‑minded professionals and enjoy regular networking and community events with a Regus membership
View details
Serviced Office Space for Rent at CA, Ontario - Concours. Contact us today to book a tour!
Serviced Office Space for Rent at CA, Ontario - Concours. Contact us today to book a tour!

3990 Concours, Ontario, CA 91764

Contact for pricing
1,948 sqft

Discover many ways to work your way in CA, Ontario - Concours

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Smart Workspace Options at CA, Ontario - W 6th Street. Contact us today to book a tour!
Smart Workspace Options at CA, Ontario - W 6th Street. Contact us today to book a tour!

980 6Th St, Ontario, CA 91762

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2,121 sqft

Discover many ways to work your way in CA, Ontario - W 6th Street

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Renovated Flex Space with Warehouse
Renovated Flex Space with Warehouse

1115 S Grove Unit 102, Ontario, CA 91761

$3,980/Mo
2,589 sqft

Renovated flex space combines offices, warehouse capacity, and a grade-level roll-up door.

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Flex Industrial Warehouse with Office
Flex Industrial Warehouse with Office

10735 Vernon Avenue, Ontario, CA 91762

$5,500/Mo
2,400 sqft 0.41 AC lot

Industrial flex property includes an office structure and a detached metal warehouse with a 10-foot roll-up door.

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Flex Space with Renovated Office
Flex Space with Renovated Office

1351 S Grove Ave Unit 106, Ontario, CA 91761

$21 SF/Yr
1,940 sqft

1940 SF flex space with renovated office and plumbed warehouse.

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Freestanding Fully Racked Flex Warehouse
Freestanding Fully Racked Flex Warehouse

2785 E. Francis St., Ontario, CA 91761

$15.60 SF/Yr
4,476 sqft

Includes fully racked warehouse with 6 dock high loading doors and a private fenced yard.

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Renovated Office Flex Space
Renovated Office Flex Space

106-1351 S Grove Ave, Ontario, CA 91761

$21 SF/Yr
1,940 sqft

The warehouse area is plumbed, and the office component has been recently renovated.

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Freestanding Office Warehouse
Freestanding Office Warehouse

2340 Archibald Ave, Ontario, CA 91761

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6,806 sqft

Freestanding building with office space plus a fire-sprinklered warehouse featuring 16' clearance and a grade-level door.

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Flex Office with 1 Grade-Level Door
Flex Office with 1 Grade-Level Door

2131 S Grove Ave, Ontario, CA 91761

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3,228 sqft

Flex office suite offering 16' clear height, 1 GL door, and 200-amp power in a multi-tenant building.

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Multi-Tenant Flex Space
Multi-Tenant Flex Space

201 N Corona Ave, Ontario, CA 91761

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4,360 sqft

Flex property with office area, grade-level loading, and BP Business Park zoning near multiple freeways.

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Flex Space with Grade-Level Loading
Flex Space with Grade-Level Loading

2000 S Grove Ave, Bldg A, Ontario, CA 91761

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1,450 sqft

Managed business-center space with street frontage and direct access to multiple freeways.

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Flex Space with Dock Loading
Flex Space with Dock Loading

800 South Milliken Avenue, Ontario, CA 91761

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5,650 sqft

Adaptable commercial space combines warehouse, office, and retail configurations with both ground-level and dock-high loading.

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Multi-Tenant Industrial/Warehouse Suite
Multi-Tenant Industrial/Warehouse Suite

1115 S Grove Ave, Ontario, CA 91761

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3,305 sqft

Lease Suite 101 featuring warehouse space, dedicated office, and a showroom with 16-foot minimum clear height.

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Freestanding Flex Space with Two Doors
Freestanding Flex Space with Two Doors

1460 S Carlos Ave, Ontario, CA 91761

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8,120 sqft

Freestanding flex building offering two ground-level doors, LED warehouse lighting, and high-image office space.

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Freestanding Flex Building
Freestanding Flex Building

1717 S Grove Ave, Ontario, CA 91761

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21,924 sqft

Freestanding configuration combines office and warehouse areas with heavy electrical service.

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Industrial Warehouse with Dock Doors
Industrial Warehouse with Dock Doors

1516 S Bon View Ave, Ontario, CA 91761

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167,600 sqft

Large industrial facility offering separate office and warehouse areas with secured truck circulation and freeway connectivity.

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Freestanding Flex Building
Freestanding Flex Building

1625 Fremont Ct, Ontario, CA 91761

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11,700 sqft

Industrial flex facility with office space, loading access, and a secured outdoor yard.

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Flex Space with Dock Doors
Flex Space with Dock Doors

1533 West Holt Boulevard, Ontario, CA 91762

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36,720 sqft 1.49 AC lot

Completed in 2023, the property combines office area with loading infrastructure and substantial clear height.

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Flex Space with Dock Doors
Flex Space with Dock Doors

1841 E Acacia St, Ontario, CA 91761

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35,454 sqft 2.22 AC lot

Flex facility combines office accommodation with dock- and grade-level loading.

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Flex Space with Twenty Dock High Doors
Flex Space with Twenty Dock High Doors

5351 East Jurupa Street, Ontario, CA 91761

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179,544 sqft

Flex space sublease includes office space and an ESFR sprinkler system with multiple dock and grade-level doors.

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Flex Space with Loading
Flex Space with Loading

4189 Santa Ana Street, Ontario, CA 90255

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1,884 sqft

Adaptable commercial space supports warehouse, office, and retail configurations with access to multiple regional freeways.

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Freestanding Flex Space with Dock Doors
Freestanding Flex Space with Dock Doors

1175 E Francis St, Ontario, CA 91761

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217,185 sqft

Freestanding flex building with 19 dock high doors, plus 86 car and 31 trailer parking spaces.

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Ontario, CA Flex space Lease Rates & Market Statistics

Browse 52 Flex space listings for lease in Ontario, CA on Realmo, a commercial real estate marketplace serving the Ontario area. The current inventory totals 1,793,069 square feet of properties — an average of ~34,500 SF per listing.

Flex space lease rates in Ontario range from $15.60 SF/Yr at the entry level to $27.50 SF/Yr at the top of the market, averaging $20.71 SF/Yr. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. The local average of $20.71 SF/Yr is in line with the California state average.

Ontario accounts for 25% of the 206 flex space listings currently available across San Bernardino County, where nearby markets include Rancho Cucamonga and Fontana. Flex space listings make up 39% of the 134 Industrial properties currently for lease in Ontario, with asking rates in line with the citywide Industrial properties average. Also worth a look for tenants weighing alternatives: Distribution centers (32 listings) and Other industrial properties (30 listings) elsewhere in the Ontario market.

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