Prime Downtown Rialto Corner Building | Dual-Suite Versatility | Can Be Delivered Vacant An exceptional commercial acquisition opportunity in the heart of Downtown Rialto! Located at the hard corner of S Riverside Ave and E 1st St, 101 S Riverside Ave offers approximately 4,792 SF of versatile commercial space across a single-story layout, delivering premier street-level exposure and high foot traffic along one of Rialto's primary corridors. Currently divided into two separate rentable spaces, the building offers maximum operational flexibility. The property is currently occupied but can be delivered completely vacant at the close of escrow. This unique layout creates ideal scenarios for both buyers and investors: Owner-Users: Occupy one suite for your own business while leasing out the adjacent space for steady rental income to offset your mortgage. Investors: Capitalize on a multi-tenant footprint to minimize vacancy risk and capture top-of-market rental rates across two distinct commercial spaces. The building benefits from high-density surrounding residential neighborhoods, easy access to Interstate 10 and Route 66, and prominent signage opportunities along Riverside Avenue. Whether utilized for retail, office, showroom, or service use, this dynamic downtown footprint provides the location identity critical for long-term growth in the Inland Empire. Key Highlights: Building Size: approx 4,792 SF single-story commercial structure Configuration: Divided into 2 separate, flexible rentable spaces Lot Position: High-visibility corner parcel with excellent frontage on S Riverside Ave Delivery: Occupied; can be delivered 100% vacant at COE (or with existing occupancy, depending on buyer preference) Zoning & Use: Downtown Commercial / Retail Corridor Location: Strategic access to I-10, Route 66, and Downtown Rialto civic hub