Watertown Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Month Ago Avg. | $3.79 | $4 | $4.05 | $4.15 | $2.26 |
Highest Recorded Average Gas Price In Watertown Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.15 | 08/05/26 |
| Regular | $3.79 | 09/01/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Watertown
Cenex in Watertown (152 4th St NE)
152 4th St NE, Watertown, South Dakota,
$4.24
Oct 24, 2026
0¢ Cashback
Clark in Watertown (103 5th St NE)
103 5th St NE, Watertown, South Dakota,
$4.29
Oct 24, 2026
0¢ Cashback
Cenex in Watertown (1601 9th Ave SE)
1601 9th Ave SE, Watertown, South Dakota,
$4.29
Oct 24, 2026
0¢ Cashback
Tesoro in Watertown (1500 9th Ave SE)
1500 9th Ave SE, Watertown, South Dakota,
$4.29
Oct 24, 2026
0¢ Cashback
Sinclair in Watertown (504 9th Ave SE)
504 9th Ave SE, Watertown, South Dakota,
$4.32
Oct 24, 2026
0¢ Cashback
Sinclair in Watertown (1400 4th St NE)
1400 4th St NE, Watertown, South Dakota,
$4.33
Oct 24, 2026
0¢ Cashback
Sinclair in Watertown (609 5th St SE)
609 5th St SE, Watertown, South Dakota,
$4.34
Oct 24, 2026
0¢ Cashback
Tesoro in Watertown (916 9th Ave SE )
916 9th Ave SE , Watertown, South Dakota,
$4.39
Oct 24, 2026
0¢ 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.