Costco Dedham Gas Prices – Legacy Blvd
- Regular · today
- $4.059▼ −$0.040
- Premium · today
- $4.859
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
200 Legacy Blvd, Dedham, MA 02026-2653 · Open in Maps ↗
30-day range
where today sits- Regular$4.059 today · avg $4.078$3.929 low$4.179 high
- Premium$4.859 today · avg $5.005$4.839 low$5.199 high
Price history at Dedham
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $3.929 | $4.899 |
| Sep 2 | $3.929 | $4.899 |
| Sep 3 | $3.959 | $4.999 |
| Sep 4 | $3.959 | $4.949 |
| Sep 5 | $3.959 | $4.939 |
| Sep 6 | $3.999 | $5.059 |
| Sep 7 | $4.059 | $5.099 |
| Sep 8 | $4.059 | $5.099 |
| Sep 9 | $4.059 | $5.099 |
| Sep 10 | $4.059 | $5.099 |
| Sep 11 | $4.059 | $5.099 |
| Sep 12 | $4.059 | $5.099 |
| Sep 13 | $4.099 | $5.199 |
| Sep 14 | $4.099 | $5.099 |
| Sep 15 | $4.159 | $5.199 |
| Sep 16 | $4.159 | $5.199 |
| Sep 17 | $4.159 | $5.199 |
| Sep 18 | — | — |
| Sep 19 | $4.179 | $4.999 |
| Sep 20 | $4.159 | $4.959 |
| Sep 21 | $4.159 | $4.999 |
| Sep 22 | $4.159 | $4.899 |
| Sep 23 | $4.179 | $4.899 |
| Sep 24 | $4.139 | $4.899 |
| Sep 25 | $4.139 | $4.899 |
| Sep 26 | $4.039 | $4.839 |
| Sep 27 | $4.099 | $4.899 |
| Sep 28 | $4.099 | $4.899 |
| Sep 29 | $4.099 | $4.859 |
| Sep 30 | $4.059 | $4.859 |
Last updated September 30, 2026. Prices are collected once daily and can lag same-day changes at the pump.
Today’s price in context
At $4.059 for Regular, Dedham is the 2nd most expensive of 4 Costco gas stations in Massachusetts today, $0.030 above the Massachusetts average of $4.029.
Danvers, 24.6 mi away, is $0.160 cheaper.
- vs the US average
- $0.547 below, at $4.606
- Premium over Regular
- $0.800 — the Massachusetts median is $0.810
- Over the last 30 days
- up $0.130
- Days the price changed
- 12 of 29 reported days
- Cheapest day in the window
- September 2, 2026, at $3.929
- 15-gallon fill
- $60.89, $1.95 more than at the 30-day low
- Nearest cheaper station
- Danvers — 24.6 mi
Dedham is located at 200 Legacy Blvd, Dedham, MA 02026-2653, in Massachusetts. The gas station sits in the warehouse parking lot and is open to Costco members, selling Regular and Premium — this location does not sell diesel. Gas station hours are 6 a.m. – 10 p.m. on weekdays, 6 a.m. – 8:30 p.m. on Saturdays and 6 a.m. – 7:30 p.m. on Sundays, in local time.
Station details
Dedham Gas station hours
- Mon–Fri
- 6 a.m. – 10 p.m.
- Saturday
- 6 a.m. – 8:30 p.m.
- Sunday
- 6 a.m. – 7:30 p.m.
Dedham Warehouse hours
- Mon–Fri
- 10 a.m. – 8:30 p.m.
- Saturday
- 9:30 a.m. – 7 p.m.
- Sunday
- 10 a.m. – 6 p.m.
Costco gas near Dedham
- 1SharonSharon, MA · 9.4 mi$4.179Regular
- 2DanversDanvers, MA · 24.6 mi$3.899Regular
- 3EnfieldEnfield, CT · 73.7 mi$4.289Regular
- 4West SpringfieldWest Springfield, MA · 74.4 mi$3.979Regular
- 5South WindsorSouth Windsor, CT · 76.5 mi$4.219Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near Dedham
- Costco gas prices Sharon · MA · 9 mi$4.179
- Costco gas prices Danvers · MA · 25 mi$3.899
- Costco gas prices Enfield · CT · 74 mi$4.289
- Costco gas prices West Springfield · MA · 74 mi$3.979
- Costco gas prices South Windsor · CT · 77 mi$4.219
- Costco gas prices East Lyme · CT · 81 mi$4.279
- Costco gas prices New Britain · CT · 89 mi$4.049
- Costco gas prices Scarborough · ME · 104 mi$4.129
At this location
- Warehouse opened
- March 1998
- Warehouse phone
- (781) 251-9975
- Pumps open before the warehouse
- 4 hours on weekdays
Also at this warehouse: a food court, a pharmacy, an optical department and a tire center.
Costco publishes one number per warehouse; there is no separate line for the gas station.
Frequently asked questions
How much is gas at Costco Dedham today?
As of the September 30, 2026 reading: Regular $4.059 and Premium $4.859 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Dedham gas station open?
The pumps are open 6 a.m. – 10 p.m. weekdays, 6 a.m. – 8:30 p.m. Saturdays and 6 a.m. – 7:30 p.m. Sundays, in local time. The pumps open 4 hours before the warehouse on weekdays.
Does the Costco Dedham gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Dedham cheaper than the average Costco station in Massachusetts?
No — at $4.059, Regular here is $0.030 above the Massachusetts Costco average of $4.029.
Where is the Costco Dedham gas station?
At 200 Legacy Blvd, Dedham, MA 02026-2653. It sits in the Costco warehouse parking lot and is open to members only.
Do you need a Costco membership to buy gas?
Yes — a Gold Star, Executive or Business membership card has to be scanned at the pump before it will dispense, though a Costco Shop Card also works for non-members.
What payment methods does the Costco gas station accept?
Visa, PIN debit and the Costco Shop Card; US Costco fuel pumps take no cash and no Mastercard, American Express or Discover.
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