Dunkin'

3.7
271 reviews
Decked Out Lattes

About

Coffee ShopDonut ShopBreakfast RestaurantBakeryBagel ShopFast Food RestaurantTake Out Restaurant
Dunkin’ is America’s favorite all-day, everyday stop for coffee, espresso, breakfast sandwiches and donuts. The world’s leading baked goods and coffee chain, Dunkin’ serves more than 3 million customers each day. With 50+ varieties of donuts and dozens of premium beverages, there is always something to satisfy your craving. Dunkin’ is proud to serve Groton, CT for all breakfast and snacking needs. Stop by today to try a classic favorite or a new featured product!

Details

  • Dine-inAvailable
  • DeliveryAvailable
  • TakeoutAvailable
  • Credit cardAvailable

Location

Dunkin'
75 Poquonnock Rd, Groton, CT
06340, United States

Hours

Reviews

3.7
271 reviews
5 stars
124
4 stars
56
3 stars
26
2 stars
23
1 star
42

What are people saying?

AI-generated from recent customer reviews

Staff Performance

Customer experiences with staff are mixed; while some found them friendly and efficient, many reported rudeness and poor service.

Service Speed

Numerous reviews highlighted slow service, particularly during busy hours, with complaints about long wait times and inadequate staffing.

Cleanliness

The cleanliness of the location received positive remarks, although some customers noted unsanitary conditions in specific areas.

Product Quality

While many customers enjoyed the coffee and food, there were complaints about incorrect orders and inconsistent quality.

Operational Issues

Customers expressed frustration with inconsistent hours of operation and the lack of a drive-thru, impacting convenience.
  • JG
    Julian Gomes
    4 days ago
    2.0
    Staff seems new. Also, 4 dollars for a bagel? Greedy
  • RJ
    Rosemary St Jean
    Oct 12, 2025
    5.0
    Amazing place. Everyone was so friendly.
  • EE
    EC
    Oct 8, 2025
    1.0
    Staff was very rude.
  • BS
    Brian Smith
    Sep 11, 2025
    1.0
    Get a competent manager that understands staffing. 2 people running a morning shift is not enough.
  • JH
    john hammer
    Aug 28, 2025
    1.0
    Service sucks. Gave me and iced coffee bag in my iced tea. Almost forgot my muffin. Told me bathrooms were down and then used it himself

Frequently Asked Questions About Dunkin'

What are the regular operating hours for Dunkin' in Groton, CT?

Dunkin' in Groton, CT is open Monday to Friday from 4:00 AM to 7:00 PM, and on Saturday and Sunday from 5:00 AM to 7:00 PM.

Does Dunkin' offer breakfast and lunch options?

Yes, Dunkin' serves breakfast, lunch, and brunch, featuring coffee, espresso, breakfast sandwiches, and donuts.