Costco Duncanville Gas Prices – Highway 67
- Regular · today
- $3.599
- Premium · today
- $4.099▼ −$0.050
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
250 W Highway 67, Duncanville, TX 75137-4415 · Open in Maps ↗
30-day range
where today sits- Regular$3.599 today · avg $3.618$3.429 low$3.849 high
- Premium$4.099 today · avg $4.182$4.059 low$4.399 high
Price history at Duncanville
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $3.569 | $4.179 |
| Sep 2 | $3.539 | $4.099 |
| Sep 3 | $3.489 | $4.099 |
| Sep 4 | $3.439 | $4.059 |
| Sep 5 | $3.429 | $4.059 |
| Sep 6 | $3.429 | $4.059 |
| Sep 7 | $3.459 | $4.099 |
| Sep 8 | $3.459 | $4.099 |
| Sep 9 | $3.459 | $4.099 |
| Sep 10 | $3.459 | $4.059 |
| Sep 11 | $3.599 | $4.199 |
| Sep 12 | $3.699 | $4.299 |
| Sep 13 | $3.699 | $4.299 |
| Sep 14 | $3.699 | $4.199 |
| Sep 15 | $3.679 | $4.179 |
| Sep 16 | $3.619 | $4.169 |
| Sep 17 | $3.599 | $4.119 |
| Sep 18 | — | — |
| Sep 19 | $3.849 | $4.299 |
| Sep 20 | $3.849 | $4.359 |
| Sep 21 | $3.799 | $4.399 |
| Sep 22 | $3.769 | $4.329 |
| Sep 23 | $3.769 | $4.249 |
| Sep 24 | $3.699 | $4.279 |
| Sep 25 | $3.659 | $4.229 |
| Sep 26 | $3.659 | $4.159 |
| Sep 27 | $3.659 | $4.159 |
| Sep 28 | $3.699 | $4.189 |
| Sep 29 | $3.599 | $4.149 |
| Sep 30 | $3.599 | $4.099 |
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 $3.599 for Regular, Duncanville is tied for the 19th most expensive of 44 Costco gas stations in Texas today, $0.020 below the Texas average of $3.619.
Arlington, 12.6 mi away, is $0.010 cheaper.
- vs the US average
- $1.007 below, at $4.606
- Premium over Regular
- $0.500 — the Texas median is $0.570
- Over the last 30 days
- up $0.030
- Days the price changed
- 17 of 29 reported days
- Cheapest day in the window
- September 6, 2026, at $3.429
- 15-gallon fill
- $53.98, $2.55 more than at the 30-day low
- Nearest cheaper station
- Arlington — 12.6 mi
Duncanville is located at 250 W Highway 67, Duncanville, TX 75137-4415, in Texas. 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
Duncanville 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.
Duncanville 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 Duncanville
- 1ArlingtonArlington, TX · 12.6 mi$3.589Regular
- 2DallasDallas, TX · 22.2 mi$3.659Regular
- 3SouthlakeSouthlake, TX · 25.1 mi$3.639Regular
- 4LewisvilleLewisville, TX · 26.2 mi$3.629Regular
- 5ForneyForney, TX · 26.8 mi$3.679Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near Duncanville
- Costco gas prices Arlington · TX · 13 mi$3.589
- Costco gas prices Dallas · TX · 22 mi$3.659
- Costco gas prices Southlake · TX · 25 mi$3.639
- Costco gas prices Lewisville · TX · 26 mi$3.629
- Costco gas prices Forney · TX · 27 mi$3.679
- Costco gas prices Fort Worth · TX · 29 mi$3.594
- Costco gas prices Plano · TX · 30 mi$3.574
- Costco gas prices Rockwall · TX · 33 mi$3.629
At this location
- Warehouse opened
- August 2006
- Warehouse phone
- (469) 221-8113
- 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 Duncanville today?
As of the September 30, 2026 reading: Regular $3.599 and Premium $4.099 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Duncanville 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 Duncanville gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Duncanville cheaper than the average Costco station in Texas?
Yes — at $3.599, Regular here is $0.020 below the Texas Costco average of $3.619.
Where is the Costco Duncanville gas station?
At 250 W Highway 67, Duncanville, TX 75137-4415. 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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