Costco Mt Vernon Gas Prices – Alexandria, VA
- Regular · today
- $3.899
- Premium · today
- $4.649
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
7940 Richmond Hwy, Alexandria, VA 22306-7826 · Open in Maps ↗
30-day range
where today sits- Regular$3.899 today · avg $3.873$3.759 low$3.959 high
- Premium$4.649 today · avg $4.596$4.459 low$4.649 high
Price history at Mt Vernon
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $3.759 | $4.479 |
| Sep 2 | $3.759 | $4.479 |
| Sep 3 | $3.799 | $4.479 |
| Sep 4 | $3.799 | $4.479 |
| Sep 5 | $3.799 | $4.459 |
| Sep 6 | $3.799 | $4.529 |
| Sep 7 | $3.829 | $4.559 |
| Sep 8 | $3.829 | $4.559 |
| Sep 9 | $3.899 | $4.599 |
| Sep 10 | $3.899 | $4.599 |
| Sep 11 | $3.899 | $4.599 |
| Sep 12 | $3.899 | $4.599 |
| Sep 13 | $3.899 | $4.649 |
| Sep 14 | $3.899 | $4.649 |
| Sep 15 | $3.959 | $4.649 |
| Sep 16 | $3.899 | $4.599 |
| Sep 17 | $3.859 | $4.559 |
| Sep 18 | — | — |
| Sep 19 | $3.949 | $4.629 |
| Sep 20 | $3.899 | $4.649 |
| Sep 21 | $3.899 | $4.649 |
| Sep 22 | $3.899 | $4.649 |
| Sep 23 | $3.899 | $4.649 |
| Sep 24 | $3.899 | $4.649 |
| Sep 25 | $3.899 | $4.649 |
| Sep 26 | $3.899 | $4.649 |
| Sep 27 | $3.899 | $4.649 |
| Sep 28 | $3.899 | $4.649 |
| Sep 29 | $3.899 | $4.649 |
| Sep 30 | $3.899 | $4.649 |
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 $3.899 for Regular, Mt Vernon is tied for the 5th cheapest of 15 Costco gas stations in Virginia today, $0.024 below the Virginia average of $3.923.
Brandywine, 12.6 mi away, is $0.050 cheaper.
- vs the US average
- $0.707 below, at $4.606
- Premium over Regular
- $0.750 — the Virginia median is $0.800
- Over the last 30 days
- up $0.140
- Days the price changed
- 8 of 29 reported days
- Cheapest day in the window
- September 2, 2026, at $3.759
- 15-gallon fill
- $58.48, $2.10 more than at the 30-day low
- Nearest cheaper station
- Brandywine — 12.6 mi
Mt Vernon is located at 7940 Richmond Hwy, Alexandria, VA 22306-7826, in Virginia. 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
Alexandria 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.
Alexandria 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 Mt Vernon
- 1BrandywineBrandywine, MD · 12.6 mi$3.849Regular
- 2Potomac MillsWoodbridge, VA · 13.0 mi$3.899Regular
- 3FairfaxFairfax, VA · 17.0 mi$3.799Regular
- 4Woodmore Towne CentreGlenarden, MD · 17.9 mi$3.899Regular
- 5ChantillyChantilly, VA · 21.8 mi$3.799Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near Alexandria
- Costco gas prices Brandywine · MD · 13 mi$3.849
- Costco gas prices Woodbridge · VA · 13 mi$3.899
- Costco gas prices Fairfax · VA · 17 mi$3.799
- Costco gas prices Glenarden · MD · 18 mi$3.899
- Costco gas prices Chantilly · VA · 22 mi$3.799
- Costco gas prices Beltsville · MD · 22 mi$3.969
- Costco gas prices Manassas · VA · 23 mi$3.949
- Costco gas prices Sterling · VA · 26 mi$4.099
At this location
- Warehouse opened
- August 2013
- Warehouse phone
- (571) 458-3500
- 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 Mt Vernon today?
As of the September 30, 2026 reading: Regular $3.899 and Premium $4.649 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Mt Vernon 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 Mt Vernon gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Mt Vernon cheaper than the average Costco station in Virginia?
Yes — at $3.899, Regular here is $0.024 below the Virginia Costco average of $3.923.
Where is the Costco Mt Vernon gas station?
At 7940 Richmond Hwy, Alexandria, VA 22306-7826. 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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