National Coffee Day Promotions in Boston

Boston, September 29, 2025

News Summary

Boston-area customers can enjoy free and discounted coffee on National Coffee Day, celebrated on September 29. Local vendors and chains such as Dunkin’, Circle K, and Aroma Joe’s are offering great deals. Customers should check app requirements as some deals may require app downloads or purchase. Special promotions include free coffee carts and limited-time rewards, making it a perfect day for coffee lovers in the region.

Boston — National Coffee Day is on Monday, September 29, 2025.

Boston-area customers and nearby towns can expect a string of free and discounted coffee offers on National Coffee Day, with several chains and local vendors running app-based or rewards-only promotions. The most widely noted deals include free medium coffees through apps, limited-time reward redemptions, and local pop-up giveaways in Boston and Walpole. Some offers may require an app download, a rewards account, or a qualifying purchase.

Top deals and where to find them

Dunkin’ is offering a free medium hot or iced coffee on National Coffee Day through the Dunkin’ app for rewards members.

General customers at Dunkin’ can get a free 16-ounce hot or iced coffee (excluding cold brew or espresso drinks).

Circle K offers a free medium hot or iced coffee redeemable via the Circle K app on September 29.

Aroma Joe’s rewards members can receive one free 24-ounce hot or iced coffee reward, usable from September 29 to October 6.

Day Shift at the Lineup food hall in Boston will operate a free coffee cart from 7:30 AM to 10:00 AM, provided customers bring their own mugs.

Duck Donuts in Walpole is providing a free hot coffee or a free espresso icing donut.

Honey Dew is offering any size hot or iced coffee for $2 through the Honey Dew app.

Rita’s Italian Ice & Frozen Custard in Walpole is selling a small cold brew frozen coffee for $1.99 to app users.

Smoothie King will give a free 20-ounce coffee high protein almond mocha or pumpkin coffee high protein smoothie to anyone showing rewards stars from Starbucks or other coffee retailers.

Starbucks is not promoting any National Coffee Day deals, but Grubhub+ members can get $7 off a Starbucks order of $20 or more on that day.

Offers may require a purchase or be exclusive to rewards members.

Practical details and tips

Most deals on the list use apps or reward accounts to deliver the discount or free item, so customers should check app requirements and availability before heading out. The Day Shift free coffee cart at the Lineup food hall in Boston has a narrow morning window and requires customers to bring their own mugs. The Duck Donuts and Rita’s offers reference specific Walpole locations, while other deals list app or rewards participation without a specific store location provided in the available details.

Coffee remains widely consumed across the United States. Coffee is a highly popular beverage in the U.S., consumed by about 66% of adults aged 18 and older. Shoppers hoping to take advantage of deals should plan for app downloads, membership sign-ups, or early arrival for limited pop-up giveaways.

Timing and related observances

National Coffee Day falls on Monday in 2025, with International Coffee Day following shortly after, on October 1.

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Additional Resources

• CBS News: National Coffee Day in Boston
• MassLive: National Coffee Day Deals
• Wicked Local: Coffee Day Promotions
• The National Herald: Coffee Day Partnership
• Patch: Deals on National Coffee Day
• Wikipedia: Coffee
• Google Search: National Coffee Day
• Google Scholar: Coffee Consumption in the U.S.
• Encyclopedia Britannica: Coffee Drink
• Google News: National Coffee Day

Author: STAFF HERE BOSTON WRITER

BOSTON STAFF WRITER The BOSTON STAFF WRITER represents the experienced team at HEREBoston.com, your go-to source for actionable local news and information in Boston, Suffolk County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Boston Marathon, Head of the Charles Regatta, and Boston Harborfest. Our coverage extends to key organizations like the Greater Boston Chamber of Commerce and Associated Industries of Massachusetts, plus leading businesses in finance, biotech, and insurance that power the local economy such as Fidelity Investments, Biogen, and Liberty Mutual Insurance. As part of the broader HERE network, we provide comprehensive, credible insights into Massachusetts's dynamic landscape.