Portillo’s to Open 5,500-Sq-Ft, 100-Seat Flagship on Michigan Avenue
PTLO•Portillo’s plans to open a 5,500-square-foot, 100-seat flagship restaurant at 304 North Michigan Avenue, marking its first inline Chicago location. This prototype expands its portfolio to 45 outlets in greater Chicagoland and reflects a broader growth strategy targeting high-traffic city centers.
1. Michigan Avenue Flagship Announcement
Portillo’s will debut its first inline restaurant at 304 North Michigan Avenue, just south of the Magnificent Mile. The 5,500-square-foot venue will offer nearly 100 seats and full dine-in, pick-up and delivery services, showcasing the brand’s signature menu of Italian beef sandwiches, Chicago-style hot dogs and chocolate cake.
2. Inline Prototype and Growth Strategy
The smaller-format inline design is tailored for high-foot-traffic environments and represents the next step in Portillo’s plan to test newer prototypes. This approach aims to accelerate expansion in dense urban cores while maintaining the brand’s renowned dining experience.
3. Expansion Milestones and Market Reach
This Michigan Avenue location will be Portillo’s fourth restaurant in the city proper and the 45th in the greater Chicagoland area. The addition underscores the company’s mission to strengthen its presence in its home market as part of a nationwide growth trajectory.
