Dunkin' in Groton, Connecticut: Complete Location Guide
There are 6 Dunkin' locations in Groton, Connecticut. Each listing includes a verified street address, phone number, weekly opening hours, and available amenities such as drive-through, mobile order pickup, outdoor seating, and Wi-Fi. All data is sourced from OpenStreetMap and cross-referenced against public store data. Use the interactive map above to find the closest location, or browse the comparison table below to match a store to your specific need — whether that is a fast drive-through, a quiet place to work, or the location with the latest closing time in the area.
Quick Verdict — Best in Groton
Top Pick: 639 Route 12 · Power outlets near seating · Free Wi-Fi · Best for: Quick Stop
Dunkin' Locations in Groton by Neighborhood
Compare Groton Dunkin' locations by drive-through access, average closing time, and recommended use case.
Drive-Through vs Walk-In Locations in Groton
| Location | Drive-Through | Avg. Close | Wi-Fi | Best For |
|---|---|---|---|---|
639 Route 12639 Route 12 | No | 9:00 PM | Free | Quick Stop |
1056 Poquonnock Road1056 Poquonnock Road | Yes | 7:00 PM | Free | Quick Stop |
368 Route 12368 Route 12 | Yes | 9:00 PM | Free | Quick Stop |
799 Long Hill Road799 Long Hill Road | Yes | 9:00 PM | Free | Quick Stop |
2414 Gold Star Highway2414 Gold Star Highway | Yes | 8:00 PM | Free | Quick Stop |
1280 Gold Star Highway1280 Gold Star Highway | No | 9:00 PM | Free | Quick Stop |
Summary — Dunkin' in Groton
Groton has 6 Dunkin' locations. 4 of these (67%) have a drive-through lane. 6 locations (100%) list free Wi-Fi. Most stores open between 5:00 AM and 6:30 AM on weekdays and close between 8:00 PM and 10:00 PM.
Quick Verdict — Drive-Through in Groton
4 of 6 Dunkin' locations in Groton have a drive-through. Suburban and highway-adjacent locations account for the majority.
What Are Dunkin' Hours in Groton?
Weekday vs Weekend Opening Times in Groton
Most Dunkin' locations in Groton, Connecticutopen between 5:00 AM and 6:30 AM on weekdays, with weekend hours typically starting 30–60 minutes later. Closing times range from 8:00 PM to 10:00 PM depending on location type. Drive-through stores in suburban areas often open as early as 4:30 AM. Locations inside grocery stores, hospitals, or university campuses follow the host venue's schedule.
639 Route 12 — Closes 21:00
1056 Poquonnock Road — Closes 19:00
368 Route 12 — Closes 21:00
Hours shift on national holidays. See typical Dunkin' hours computed from real store schedules.
Best Dunkin' in Groton for Remote Work
Wi-Fi, Power Outlets & Noise Level Compared
6 of 6 Dunkin' locations in Groton list Wi-Fi as an available amenity. All company-operated stores offer free, unlimited Wi-Fi with no purchase required. For extended work sessions, look for stores with dedicated mobile-order counters — these tend to have less counter traffic and more consistent seating availability throughout the day.
Quick Verdict — Remote Work Pick
639 Route 12 — Power outlets near seating — Free Wi-Fi
639 Route 12
Power outlets · Free Wi-Fi
1056 Poquonnock Road
Power outlets · Free Wi-Fi
368 Route 12
Power outlets · Free Wi-Fi
Locations in Groton serve the standard Dunkin' menu. See typical Dunkin' hours computed from real store schedules.
Frequently Asked Questions — Dunkin' in Groton
How many Dunkin' are in Groton, Connecticut?
There are 6 Dunkin' locations in Groton, Connecticut tracked in this directory. This includes both company-operated stores and licensed locations inside grocery stores, hotels, and other venues.
Which Dunkin' in Groton is best for remote work?
The 639 Route 12 is popular with remote workers for its free Wi-Fi, and power outlets near the seating area.
Do Dunkin' locations in Groton have drive-through?
4 of 6 Dunkin' in Groton have drive-through lanes, primarily in suburban neighborhoods and near major roads. Downtown locations are typically walk-in only. Check individual store cards above for confirmed drive-through availability.
Is there free Wi-Fi at Dunkin' in Groton?
Yes. All company-operated Dunkin' stores in Groton offer complimentary Wi-Fi. No purchase or account login is required — connect to the Dunkin' network and accept the terms. Many locations in Groton are popular with remote workers and students for this reason.
Can I use the Dunkin' app to order ahead in Groton?
Yes. Mobile ordering via the Dunkin' app is available at participating locations in Groton. Place your order before you arrive and pick it up at the designated mobile order counter, bypassing the regular queue. Most company-operated stores in the area support this feature.
Helpful Reading
More about Dunkin' in Connecticut
Last updated: July 2026 · Data sourced from OpenStreetMap