Office

Rialto, CA Office Spaces for Lease

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6 properties
Office Units with Courtyard
Updated: Jul 20
Office Units with Courtyard

202 N Riverside Avenue, Rialto, CA 92376

$1,100/Mo
Gated office property with a courtyard
Central air conditioning
Rear parking and street parking
At Riverside Avenue and 2nd Street
Access from I‑10, I‑215 and State Route 60
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Rialto Office Space For Rent
Updated: Nov 28, 2025
Rialto Office Space For Rent

335 W Foothill, Rialto, CA 92376

$3,599/Mo
1,870 sqft
Great corner lot location
Lots of parking
Flexible square footage rental options
Front office availability
Year Built: 1950
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Office Units with Rear Storage
Office Units with Rear Storage

340 N RIVERSIDE AVE, Rialto, CA 92376

Contact for pricing
7–12 people  1,870 sqft  Built 1915

Office property with dedicated parking and additional rear storage for operational needs.

Storage area  Dedicated parking lot
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Class A Warehouse with 40' Clear Height
Class A Warehouse with 40' Clear Height

2175 Linden Ave, Rialto, CA 92377

Contact for pricing
378,500 sqft  40 ft clear  54 docks + 2 drive-in

Includes 5,622 SF first-floor office with ESFR sprinkler system and 40' clear height.

Sprinklered  219 parking spaces
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Warehouse with Office Sublease
Warehouse with Office Sublease

2510-2580 W Walnut Ave, Rialto, CA 92376

Contact for pricing
1,197,051 sqft  175 docks + 4 drive-in  Heavy power
Highway access

Sublease through 5/31/2028 with ESFR sprinklers, dock-high and grade-level doors, and 4,000 amps for operations.

Sprinklered
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Flex Space with Grade-Level Doors
Flex Space with Grade-Level Doors

300-322 S Sycamore Ave, Rialto, CA 92376

Contact for pricing
6,000 sqft  16 ft clear  2 drive-in  2,500 sqft office

Flexible commercial space combines office, shop, and storage areas with two restrooms and functional loading access.

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6 active listings match your search: Office for lease in Rialto, CA. Based on your search, we've also compiled 7 Potential Opportunities for your consideration: 4 spaces in nearby cities and 3 properties for sale.

Office Spaces for Lease in Nearby Cities

Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

Newly Refreshed Retail/Office Suite
Newly Refreshed Retail/Office Suite

1661 W Base Line, San Bernardino, CA 92411

Carverdale
$600/Mo
500 sqft  Built 1967

Newly refreshed 500 SF retail/office suite being renovated on busy West Base Line Street.

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Single-Tenant Retail Building
Single-Tenant Retail Building

17590 Foothill Blvd, Fontana, CA 92335

Contact for pricing
Single tenant  10,568 sqft  Built 2014

Freestanding retail property available for lease on Foothill Blvd in Fontana.

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Fontana Medical/Office Space Available
Fontana Medical/Office Space Available

8110 Mango Ave, Fontana, CA

Full service
Contact for pricing
25,700 sqft  2.63 acres

Spacious medical/office space with multiple exam and office rooms.

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Truck/Trailer Storage Yard with Office
Truck/Trailer Storage Yard with Office

2522 W Baseline St, San Bernardino, CA 92411

Gross California Gardens
Contact for pricing
64,033 sqft  1,600 sqft office

Slagged 1.47-acre truck and trailer storage yard enclosed by block walls, with 1,600 SF office space on site.

Outdoor storage  Fenced yard
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Similar Spaces for Sale in Rialto, CA

Consider Similar Space for Sale. We found 3 Spaces matching your search parameters.

Mixed-Use Property with Studio Spaces
Mixed-Use Property with Studio Spaces

239 N Riverside, Rialto, CA 92376

$999,000

Commercially zoned improvements currently configured as three finished studio-style living spaces.

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Office Building with On-Site Parking
Office Building with On-Site Parking

437 N Riverside, Rialto, CA 92376

$1,995,000

The two-level property contains multiple leased office suites and includes a separate adjacent parking lot.

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Medical Office Building
Medical Office Building

1817 N. Riverside Ave, Rialto, CA 92376

Contact for pricing

The property is offered with a dental practice that has operated for 18 years.

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Rialto, CA Office Spaces Lease Rates & Market Statistics

Browse 6 Office Spaces for lease in Rialto, CA on Realmo, a commercial real estate marketplace serving the Rialto area. The current inventory totals 1,585,291 square feet of properties.

Asking lease rates for Office Spaces in Rialto start at $23.10 SF/Yr, average $23.10 SF/Yr, and reach $23.10 SF/Yr at the top of the market. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. At $23.10 SF/Yr, the local average runs 10% below California's state average of $25.70 SF/Yr.

Rialto accounts for 1% of the 544 office spaces currently available across San Bernardino County, where nearby markets include Ontario and Rancho Cucamonga.

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Demographics Overview

Population 106K
Population Growth (5Y) +3.8%
Median Household Income $83,915
College Educated 20.9%

Office Vacancy Rate

Office vacancy in West region stood at 20.8% in 2025, up from 11% in 2019. Figures are for West region, not for Rialto.

Office Space by Type

The largest space type in Rialto, CA is Office Units, with 6 listings.

Office Units 6 Medical Office Space 1

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