New Pizza Chain Opens First Baton Rouge Location
The Manhattan-based restaurant brings its by-the-slice model to Siegen Lane, targeting the local college-town crowd.
Updated on Oct. 15, 2026 in Openings & Closings

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Prince St. Pizza has opened a new restaurant on Siegen Lane in Baton Rouge, drawing significant crowds to the local market. The Manhattan-founded chain is targeting the area for its gameday traffic and a perceived lack of pizza-by-the-slice competitors.
Why it matters
The company entered the Baton Rouge market to capture college-town demand and capitalize on unmet local appetite for specialized, by-the-slice offerings. The expansion highlights how national fast-casual brands are increasingly prioritizing high-traffic regional corridors.
More than 1,000 customers visited the new 6556 Siegen Lane location on opening day, with patrons waiting nearly five hours in line. The chain, which first launched in Manhattan in 2012, utilizes a specialized water filtration system to standardize its product across markets.
The players
Prince St. Pizza
A Manhattan-founded restaurant chain that specializes in pizza-by-the-slice and utilizes proprietary water filtration technology.
Jon Jones
A UFC champion and co-owner of the new Baton Rouge restaurant location.
The details
To ensure brand consistency across its footprint, the company employs a proprietary water filtration system designed to mimic the mineral profile of New York tap water. The restaurant features extended operating hours, serving customers until midnight on Fridays and Saturdays, to align with the regional demand patterns of Baton Rouge.
Timeline
2012: Prince St. Pizza was founded in Manhattan.
October 9, 2026: The Baton Rouge location held its grand opening.
6:30 a.m. Friday: Customers began forming lines ahead of the 11 a.m. opening.
Market Landscape
The Baton Rouge opening follows the established industry trend of brands targeting high-traffic college towns that lack specialized, niche-focused fast-casual competition. This entry places Prince St. Pizza directly into a local market where student and gameday demand drive high-volume, quick-service success.
Operators in the Baton Rouge food and beverage space should monitor the brand's ability to maintain the high service volume necessitated by its niche, by-the-slice model. Local business owners should evaluate their own capacity to differentiate through specialized ingredients or systems that replicate competitive regional standards.
The takeaway
The successful debut demonstrates that aggressive, high-profile branding and a distinctive product differentiator can generate immediate, intense consumer demand. Local operators should track how the brand's specialized filtration system and extended hours influence long-term local service standards.
Further reading
Find more updates on new restaurant activity in the region by checking our Openings & Closings section.
Source note: This article includes information reported by Reveille.
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