Pi Day, celebrated annually on March 14th (3/14), is a day embraced by mathematics enthusiasts and food lovers alike. For consumers in New York City and across the United States, the holiday has become synonymous with promotional offers, discounted food items, and special events. Based on recent data regarding Pi Day 2025, a variety of businesses are participating in the tradition, offering deals on pizza, pie, and other menu items. Additionally, family-focused brands are hosting interactive events that combine mathematical concepts with entertainment.
New York City Specific Offers
In New York City, several local establishments are offering specific deals for Pi Day. These offers range from discounted slices of pie to promotions on pizza and family-friendly activities.
Pie and Pizza Deals
Bubby’s, located at 120 Hudson Street, is offering slices of pie for $3.14. This location is known for its homestyle American eats and has been serving customers since 1990.
Ivana’s Pizzeria, a family-owned business on Arthur Avenue since 1977, is providing customers with $3.14 pies, which include both plain and topped varieties.
Famosa Pizza, a neighborhood favorite in the Bronx, is offering $3.14 off any of their pies on March 14. This discount applies to classic options like cheese and pepperoni, as well as specialty flavors such as chicken bacon ranch and Philly Cheesesteak pizza.
Oath Pizza is providing multiple incentives for loyalty program members and general customers. They are running a Buy One Get One (BOGO) offer all day for Loyalty Program members. Additionally, customers can purchase $3.14 breadsticks with the purchase of a large pie using the code "3.14Breadsticks." From 3:00 p.m. to 4:00 p.m., there is a 50% discount on all large pies using the code "Pie." New users who sign up for Rewards can receive $10 off $25.
Little Pie Company is offering a free pi cookie with the purchase of any pie.
Postmates is utilizing the digits of Pi as promotional codes to unlock various deals, including $3.14 off, free delivery, and 30% off. There are reportedly 50 codes available, and details are shared via the brand's Twitter account.
Family Activities and Events
CAMP, a family activity center with a location in NYC, is partnering with Mathnasium to offer free Pi Day celebrations. Families can book a Pi Day slime bar appointment to choose from three exclusive Pi Day-inspired slime recipes: Sticky Key Lime, Buttery Pumpkin, or Fluffy Banana Cream Pie. Participants can also select from four math-inspired topping options. The event includes free pizza and hands-on STEM activities such as slime-making, beaded bracelet crafting, face painting, and temporary tattoos.
Select NYC Mathnasium Learning Centers are hosting Pi Day parties. These events feature co-branded Pi Day Slime, interactive learning stations, festive food like pizza, and exciting prizes.
While the provided data focuses on 2025, historical context shows that New York City has a tradition of Pi Day events. For example, the Museum of Mathematics (MoMath) previously hosted a "Pi Day of the Century" celebration in 2015. That event included a countdown to 9:26 am (3.14.15.9.26), scavenger hunts, circular tic-tac-toe, and an illuminated demonstration involving giant circles created with glowing light sticks. Participants were also treated to free hot chocolate and pie at the conclusion of the event.
Nationwide Deals
Numerous national chains and brands are offering Pi Day deals accessible to consumers across the United States, often through delivery apps or in-store visits.
Pizza Chains and Restaurants
&pizza is selling knots for $3.14 all day at all locations on March 14.
7-Eleven, Speedway, and Stripes are offering whole pizzas and quesadillas for $3.14 at participating locations.
Bar Louie is offering flatbread pizzas for $8 to $9 between 3:00 p.m. and 6:00 p.m. on March 14.
BD’s Mongolian Grill is offering apple pie rolls in-store for $3.14.
BJ’s Restaurant & Brewhouse is offering a second Pizookie for $3.14 with the purchase of a regularly priced Pizookie for dine-in customers. This offer cannot be combined with the Pizookie Trio, Pizookie Party Platter, or the $3.14 Pizookie Meal Deal.
Blaze Pizza is running a Buy One, Get One for $3.14 deal on 11-inch pizzas in-restaurant at participating locations. Customers redeeming this deal will also receive a code for a buy one, get one for $3.14 pizza deal to be used later.
Famous Dave’s customers can get a free slice of Bakers Square Pie on March 14 with a $10 minimum purchase. This is available for dining in, ordering online, or ordering takeout.
Delivery and Brand Promotions
DoorDash is facilitating Pi Day deals from various pizza chains. Pizza Hut is offering $6 off eligible orders of $30+ on March 14, 2025; this offer is not valid for pickup and is limited to one per person. Sbarro is offering $7 off eligible orders of $25+ from March 13 through March 15, with DashPass members saving $8 on eligible orders of $25+. Hungry Howie’s is offering a free Howie Bread with a minimum purchase of $30+ from March 14 through March 15.
DiGiorno is collaborating with Hidden Valley Ranch to release a limited-edition merchandise collection featuring new pizza varieties. On Pi Day, the brand will launch a giveaway where fans can win merchandise. The giveaway website opens at 12:00 p.m. ET on March 14, and items are available while supplies last.
Conclusion
Pi Day 2025 offers a wide array of opportunities for consumers to enjoy discounted food and participate in family-friendly activities. In New York City, local pizzerias and pie shops are offering price reductions and special treats, while national chains are providing similar deals across the country. For families, the partnership between CAMP and Mathnasium offers a unique, interactive experience that blends education with entertainment. Consumers interested in these offers should note specific time restrictions, such as the 3:00 p.m. to 4:00 p.m. window for Oath Pizza discounts, and eligibility requirements, such as the need to sign up for loyalty programs or make minimum purchases. As with all promotional events, availability is subject to supply and participation of specific locations.