Groton Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.18 | $3.74 | $4.06 | $3.64 | $3.94 |
| Month Ago Avg. | $3.18 | $3.74 | $4.06 | $3.64 | $3.94 |
Highest Recorded Average Gas Price In Groton Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $3.64 | 03/19/26 |
| Regular | $3.18 | 03/17/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Groton
Xpress Fuel in Groton (338 CT-12)
338 CT-12, Groton, Connecticut,
$3.39
Mar 28, 2026
0¢ Cashback
Mobil in Groton (551 CT-12)
551 CT-12, Groton, Connecticut,
$3.53
Mar 28, 2026
0¢ Cashback
Gulf in Groton (208 Route 12)
208 CT-12, Groton, Connecticut,
$3.59
Mar 28, 2026
0¢ Cashback
Shell in Groton (820 Poquonnock Rd)
820 Poquonnock Rd, Groton, Connecticut,
$3.59
Mar 28, 2026
3¢ Cashback
Shell in Groton (294 Ct-12)
294 CT-12, Groton, Connecticut,
$3.61
Mar 28, 2026
3¢ Cashback
Shell in Groton (639 Ct-12)
639 CT-12, Groton, Connecticut,
$3.69
Mar 28, 2026
3¢ Cashback
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Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.