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- LoopNet Team
128 W Walnut Ave
Monrovia, CA 91016
Property For Lease

Highlights
- 128 W Walnut Avenue, Suite B, presents a partially built-out, 4,838-square-foot office suite that supports tailored configurations.
- Features a dedicated lobby area with recessed lighting and plank flooring, providing a professional first impression for clients and staff.
- Walkable location near downtown amenities, with numerous national shopping and dining options available within a few minutes’ drive.
- Equipped with open space for multiple workstations, a conference room, private bathrooms, and a full kitchen for in-house dining and convenience.
- Benefit from convenient proximity to the 210 Freeway and public transit, allowing for shortened commutes from across the greater region.
- Highly skilled workforce of over 118,000 within 3 miles, with over 84% employed in service-producing fields, creating a dependable talent pipeline.
Property Overview
128 W Walnut Avenue offers a versatile office environment designed to accommodate a range of business operations, with 4,838 square feet of turnkey space. The property includes a full personal kitchen, a welcoming lobby area, multiple private bathrooms, and abundant storage. Flexible office configurations make it ideal for businesses looking to create customized layouts that suit operational needs. The spacious interiors and practical amenities provide functionality and comfort for employees and visitors alike, making this office an appealing choice for companies seeking a well-equipped location in an accessible setting. Positioned in the heart of Monrovia, California, the property benefits from convenient access to major roadways, nearby retail, and a thriving local business community. Commuters from across the region will be able to easily reach the property, which sits just minutes from the 210 Freeway and within walking distance of multiple bus stops. In addition to quality downtown amenities, employees can also quickly reach national retail brands, including Von’s, Crunch Fitness, Burlington, Kohl’s, Starbucks, In-N-Out Burger, Chili’s, Panera Bread, and more. Tenants at 128 W Walnut Avenue will be able to leverage favorable demographics in Monrovia when looking within a 3-mile radius of the property. More than 103,000 residents call the area home, earning an average household income that exceeds $127,000. The workforce in the region totals more than 118,000, and with more than 84% employed in service-producing fields like finance, information, and professional services, businesses can tap into an exceptional talent pipeline to fuel future growth and expansion. To schedule a property tour and learn more about this incredible opportunity, reach out to the Fertig & Gordon leasing team today.
Property Facts
| Property Type | Flex | Rentable Building Area | 11,194 SF |
| Property Subtype | Flex Research & Development | Year Built | 1989 |
| Building Class | C |
| Property Type | Flex |
| Property Subtype | Flex Research & Development |
| Building Class | C |
| Rentable Building Area | 11,194 SF |
| Year Built | 1989 |
Features and Amenities
- 24 Hour Access
- Air Conditioning
- Breakroom
Attachments
| View the 128 Walnut B Flyer |
| View the Suite B Floor Plan |
| View the Suite B Floor Plan |
| View the Suite B Floor Plan |
Listing ID: 39240770
Date on Market: 1/28/2026
Last Updated:
Address: 128 W Walnut Ave, Monrovia, CA 91016
The Flex Property at 128 W Walnut Ave, Monrovia, CA 91016 is no longer being advertised on LoopNet.com. Contact Fertig & Gordon Co. Inc. for information on availability.
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