Costco Ridgefield Gas Prices – N. 56th Pl.
- Regular · today
- $5.059▼ −$0.040
- Premium · today
- $5.699
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
519 N. 56th Pl., Ridgefield, WA 98642-3500 · Open in Maps ↗
30-day range
where today sits- Regular$5.059 today · avg $5.013$4.659 low$5.199 high
- Premium$5.699 today · avg $5.657$5.399 low$5.799 high
Price history at Ridgefield
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $4.659 | $5.399 |
| Sep 2 | $4.759 | $5.399 |
| Sep 3 | $4.759 | $5.499 |
| Sep 4 | $4.859 | $5.499 |
| Sep 5 | $4.899 | $5.599 |
| Sep 6 | $4.899 | $5.599 |
| Sep 7 | $4.959 | $5.659 |
| Sep 8 | $4.959 | $5.659 |
| Sep 9 | $4.959 | $5.659 |
| Sep 10 | $4.999 | $5.699 |
| Sep 11 | $5.099 | $5.699 |
| Sep 12 | $5.099 | $5.699 |
| Sep 13 | $5.099 | $5.699 |
| Sep 14 | $5.099 | $5.699 |
| Sep 15 | $5.099 | $5.699 |
| Sep 16 | $5.099 | $5.699 |
| Sep 17 | $5.199 | $5.799 |
| Sep 18 | — | — |
| Sep 19 | $4.999 | $5.699 |
| Sep 20 | $4.999 | $5.699 |
| Sep 21 | $5.069 | $5.699 |
| Sep 22 | $5.099 | $5.699 |
| Sep 23 | $5.099 | $5.699 |
| Sep 24 | $5.099 | $5.699 |
| Sep 25 | $5.099 | $5.699 |
| Sep 26 | $5.099 | $5.699 |
| Sep 27 | $5.059 | $5.699 |
| Sep 28 | $5.099 | $5.699 |
| Sep 29 | $5.099 | $5.699 |
| Sep 30 | $5.059 | $5.699 |
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 $5.059 for Regular, Ridgefield is tied for the 11th cheapest of 34 Costco gas stations in Washington today, $0.111 below the Washington average of $5.170.
Vancouver WA, 10.3 mi away, is $0.160 cheaper.
- vs the US average
- $0.453 above, at $4.606
- Premium over Regular
- $0.640 — the Washington median is $0.600
- Over the last 30 days
- up $0.400
- Days the price changed
- 13 of 29 reported days
- Cheapest day in the window
- September 1, 2026, at $4.659
- 15-gallon fill
- $75.89, $6.00 more than at the 30-day low
- Nearest cheaper station
- Vancouver WA — 10.3 mi
Ridgefield is located at 519 N. 56th Pl., Ridgefield, WA 98642-3500, in Washington. 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
Ridgefield 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.
Ridgefield 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 Ridgefield
- 1Vancouver WAVancouver, WA · 10.3 mi$4.899Regular
- 2E Vancouver WACamas, WA · 17.3 mi$4.899Regular
- 3PortlandPortland, OR · 19.8 mi$4.799Regular
- 4AlohaAloha, OR · 22.7 mi$4.899Regular
- 5HillsboroHillsboro, OR · 22.9 mi$4.599Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near Ridgefield
- Costco gas prices Vancouver · WA · 10 mi$4.899
- Costco gas prices Camas · WA · 17 mi$4.899
- Costco gas prices Portland · OR · 20 mi$4.799
- Costco gas prices Aloha · OR · 23 mi$4.899
- Costco gas prices Hillsboro · OR · 23 mi$4.599
- Costco gas prices Tigard · OR · 27 mi$4.899
- Costco gas prices Clackamas · OR · 28 mi$4.699
- Costco gas prices Wilsonville · OR · 34 mi$4.939
At this location
- Warehouse opened
- August 2024
- Warehouse phone
- (360) 727-8401
- EV charging
- On the warehouse lot
- 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 Ridgefield today?
As of the September 30, 2026 reading: Regular $5.059 and Premium $5.699 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Ridgefield 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 Ridgefield gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Ridgefield cheaper than the average Costco station in Washington?
Yes — at $5.059, Regular here is $0.111 below the Washington Costco average of $5.170.
Can you charge an electric car at Costco Ridgefield?
Yes — this warehouse has EV charging on its lot, separate from the fuel pumps.
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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