400 Riverside Street
Spaces
1,500 SF office suite | Immediate Availability | True NNN
Building description
400 Riverside Street is a four-building flex and office campus in Portland's Riverside corridor, totaling approximately 28,790 SF across Buildings A, B, C, and D. The property serves a mix of professional services, light industrial, contractor, and creative tenants, with strong access to I-295, the Maine Turnpike, and downtown Portland.
New ownership recently acquired the campus and is investing in a meaningful refresh. Active improvements include a full parking lot repave and restripe, an exterior building refresh, fresh interior paint, MEP upgrades, and targeted tenant improvements.
The campus offers a flexible mix of office, flex, and storage uses, with on-site management committed to responsive service and long-term stewardship. Suite-level details, pricing, and availability are listed on the next step.
Building highlights
- Four-building flex and office campus totaling approximately 28,790 SF in Portland's Riverside corridor
- New ownership with active capital improvement program underway
- Full parking lot repave and restripe in motion
- Exterior building refresh and fresh interior paint throughout
- Ample on-site parking
- Engaged property management
- Easy access to I-295, the Maine Turnpike, and downtown Portland
Listing Contacts
Property History
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