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Park Highlights
- Excellent access to I-10, I-15, and SR-60 freeways for regional connectivity.
Park Facts
| Total Space Available | 7,423 SF | Park Type | Industrial Park |
| Total Space Available | 7,423 SF |
| Park Type | Industrial Park |
All Available Spaces(5)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
SUBLEASE OPPORTUNITY Flex suite with reception area, three private offices, large bullpen, large conference room, 25% warehouse. See attached floor plan. Tour by appointment.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
Flex industrial suite with reception area, two private offices, one restroom, and approximate 60% warehouse. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 1st Floor - A | 2,235 SF | Negotiable | $18.96 /SF/YR $1.58 /SF/MO $42,376 /YR $3,531 /MO | Flex | Full Build-Out | Now |
| 1st Floor - E | 1,658 SF | 2-5 Years | $16.80 /SF/YR $1.40 /SF/MO $27,854 /YR $2,321 /MO | Flex | Full Build-Out | Now |
4315 E Lowell St - 1st Floor - A
4315 E Lowell St - 1st Floor - E
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
Office suite with four private offices, one large bullpen area, one kitchenette area, and one restroom.
- Listed rate may not include certain utilities, building services and property expenses
- Mostly Open Floor Plan Layout
- 4 Private Offices
- Private Restrooms
- Fully Built-Out as Standard Office
- Fits 4 - 12 People
- Space is in Excellent Condition
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 1st Floor, Ste A & B | 1,420 SF | 2-5 Years | $17.40 /SF/YR $1.45 /SF/MO $24,708 /YR $2,059 /MO | Office | Full Build-Out | Now |
4375 E Lowell St - 1st Floor - Ste A & B
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
Flex industrial suite with one reception area, two private offices, one restroom, and approximately 60% warehouse. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 1st Floor - G | 1,440 SF | 2-5 Years | $18.00 /SF/YR $1.50 /SF/MO $25,920 /YR $2,160 /MO | Flex | Full Build-Out | Now |
1035 S Milliken Ave - 1st Floor - G
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
Small office suite with reception area, two private offices, one restroom. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Fits 2 - 6 People
- Space is in Excellent Condition
- Fully Built-Out as Standard Office
- 2 Private Offices
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 1st Floor, Ste G | 670 SF | 2-5 Years | $18.00 /SF/YR $1.50 /SF/MO $12,060 /YR $1,005 /MO | Office | Full Build-Out | Now |
4365 E Lowell St - 1st Floor - Ste G
4315 E Lowell St - 1st Floor - A
| Size | 2,235 SF |
| Term | Negotiable |
| Rental Rate | $18.96 /SF/YR |
| Space Use | Flex |
| Build-Out | Full Build-Out |
| Available | Now |
SUBLEASE OPPORTUNITY Flex suite with reception area, three private offices, large bullpen, large conference room, 25% warehouse. See attached floor plan. Tour by appointment.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
4315 E Lowell St - 1st Floor - E
| Size | 1,658 SF |
| Term | 2-5 Years |
| Rental Rate | $16.80 /SF/YR |
| Space Use | Flex |
| Build-Out | Full Build-Out |
| Available | Now |
Flex industrial suite with reception area, two private offices, one restroom, and approximate 60% warehouse. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
4375 E Lowell St - 1st Floor - Ste A & B
| Size | 1,420 SF |
| Term | 2-5 Years |
| Rental Rate | $17.40 /SF/YR |
| Space Use | Office |
| Build-Out | Full Build-Out |
| Available | Now |
Office suite with four private offices, one large bullpen area, one kitchenette area, and one restroom.
- Listed rate may not include certain utilities, building services and property expenses
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Fits 4 - 12 People
- 4 Private Offices
- Space is in Excellent Condition
- Private Restrooms
1035 S Milliken Ave - 1st Floor - G
| Size | 1,440 SF |
| Term | 2-5 Years |
| Rental Rate | $18.00 /SF/YR |
| Space Use | Flex |
| Build-Out | Full Build-Out |
| Available | Now |
Flex industrial suite with one reception area, two private offices, one restroom, and approximately 60% warehouse. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Space is in Excellent Condition
4365 E Lowell St - 1st Floor - Ste G
| Size | 670 SF |
| Term | 2-5 Years |
| Rental Rate | $18.00 /SF/YR |
| Space Use | Office |
| Build-Out | Full Build-Out |
| Available | Now |
Small office suite with reception area, two private offices, one restroom. See attached floor plan.
- Listed rate may not include certain utilities, building services and property expenses
- Fully Built-Out as Standard Office
- Fits 2 - 6 People
- 2 Private Offices
- Space is in Excellent Condition
Park Overview
Located within the Milliken Business Center in Ontario, California, this property offers highly functional flex industrial space designed to accommodate a variety of business operations. The available suites range from 2,235 to 2,635 square feet and feature a professional layout that includes a reception area, multiple private offices, an open bullpen, and warehouse space. One suite offers approximately 45% warehouse area, while the other includes a large conference room and 25% warehouse, providing flexibility for office and light industrial needs. The property benefits from its strategic location in the Inland Empire West submarket, one of the most dynamic industrial hubs in Southern California. With immediate access to major transportation corridors, including the I-10, I-15, and SR-60 freeways, businesses can efficiently connect to regional and national markets. Ontario International Airport is just minutes away, enhancing logistics and travel convenience. The surrounding area offers a strong mix of amenities, including dining, retail, and business services, making this an ideal location for companies seeking a well-connected and professional environment.
Contact the Leasing Agent
Milliken Business Center | Ontario, CA 91761



