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Costco White Marsh Gas Prices – Baltimore, MD

Regular · today
$3.659
Premium · today
$4.399

USD per gallon · Last updated October 31, 2026 · This station does not sell diesel

9919 Pulaski Hwy, Baltimore, MD 21220-1411 · Open in Maps ↗

30-day range

where today sits
  • Regular$3.659 today · avg $3.731
    $3.659 low$3.799 high
  • Premium$4.399 today · avg $4.480
    $4.399 low$4.599 high

Price history at White Marsh

Last 30 days · USD per gallon
RegularPremium

Regular: $3.759 on Oct 2 to $3.659 on Oct 31, low $3.659, high $3.799. Premium: $4.599 on Oct 2 to $4.399 on Oct 31, low $4.399, high $4.599.

Last updated October 31, 2026. Prices are collected once daily and can lag same-day changes at the pump.

Today’s price in context

At $3.659 for Regular, White Marsh is the cheapest of 9 Costco gas stations in Maryland today, $0.058 below the Maryland average of $3.717.

None of the 5 nearest Costco stations is cheaper today.

vs the US average
$0.616 below, at $4.275
Premium over Regular
$0.740 — the Maryland median is $0.770
Regular over the last 30 days
down $0.100
Days the price changed
7 of 30 reported days
Latest day at the 30-day low
today, at $3.659
15-gallon fill
$54.88 — the cheapest it has been in 30 days

White Marsh is located at 9919 Pulaski Hwy, Baltimore, MD 21220-1411, in Maryland. 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

Baltimore 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.

Baltimore 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 White Marsh

  1. 1Glen BurnieGlen Burnie, MD · 13.9 mi$3.679Regular
  2. 2Owings MillsOwings Mills, MD · 18.7 mi$3.799Regular
  3. 3Arundel MillsHanover, MD · 20.7 mi$3.669Regular
  4. 4Columbia MDElkridge, MD · 22.1 mi$3.799Regular
  5. 5BeltsvilleBeltsville, MD · 33.5 mi$3.669Regular

Distances are straight-line.

Cities near Baltimore

At this location

Warehouse opened
March 1988
Warehouse phone
(410) 574-7563
Pumps open early
4 hours before the warehouse on weekdays

Also at this warehouse: a food court, a pharmacy, an optical department, a hearing aid center and a tire center.

Frequently asked questions

How much is gas at Costco White Marsh today?

As of October 31, 2026: Regular $3.659 and Premium $4.399 per gallon. Prices are collected once a day, so the pump can differ.

What time does the Costco White Marsh 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 White Marsh gas station sell diesel?

No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.

Is Costco White Marsh cheaper than the average Costco station in Maryland?

Yes — at $3.659, Regular here is $0.058 below the average Costco price in Maryland, $3.717.

Where is the Costco White Marsh gas station?

At 9919 Pulaski Hwy, Baltimore, MD 21220-1411. 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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