Triumph Restaurant & Brewery / Princeton

Triumph Restaurant & Brewery / Princeton is open Monday–Thursday 11:30 am–10:00 pm; Friday–Saturday 11:30 am–11:00 pm; and Sunday 11:30 am–9:00 pm.

Triumph’s Princeton location pairs an elegant, restored upstairs dining room, complete with original woodwork and a mural, with an art‑deco lounge that often features live jazz, while downstairs Der Keller offers a more casual, pub-style space with brewery views and TVs.

Triumph sees its busiest moments on peak nights, reviewers described it as “packed” on big nights like Thanksgiving Eve and reported Friday-night lines downstairs, while early Sunday visits and late evenings (around 10:00 pm) have tended to be much quieter.

Triumph offers an Upstairs Main Dining Room (reservations are exclusively for upstairs), an upstairs bar and cocktail lounge, and a more casual downstairs pub called Der Keller.

Sunday can be a lovely choice, guests report going early on Sunday to beat the crowds and enjoying a quieter, relaxed dining experience upstairs.

Portions can be generous, guests report appetizers large enough that they only needed one entrée, and dishes like the mussels are mentioned as shareable.

The Beer Mussels are a recurring favorite at Triumph, they appear on the menu and multiple guests praise them.

Business casual is the guide: the Main Dining Room asks guests to avoid ball-caps, flip-flops, shorts, leggings, or athletic wear, while casual attire is welcome downstairs in Der Keller.

For live music head to Triumph’s lounge on Fridays or Saturdays early evening for the jazz set; for a quieter upstairs meal guests found Tuesday evenings (around 7:15 pm) pleasantly calm.

Yes, reviewers reference other Triumph locations, for example the Triumph in New Hope as well as the restaurant's previous Princeton site.

Yes, families are welcome, and reviewers note the downstairs Der Keller is more casual and family‑oriented, making it an easy choice for parents.

Yes, Triumph's upstairs dining room, attentive service, and intimate atmosphere make it a popular pick for date night, with several guests calling it perfect for a special evening.

Yes, Triumph brews and serves a rotating draft lineup and also offers an extensive wine list and sparkling selections.