Costco Union Gap Gas Prices
2310 Longfibre Rd, Union Gap, WA 98903
Warehouse #1013 · 5th cheapest of 34 in Washington
5th cheapest of 34 in Washington
Prices last refreshed — always verify at the pump.
30-day price trend
Located at 2310 Longfibre Rd in Union Gap, Washington, this Costco gas station opened on November 14, 1990 and has been serving members for over 35 years. Gas station hours at Costco Union Gap are 6AM – 10PM Monday through Friday, 6AM – 8:30PM on Saturday, and 6AM – 7:30PM on Sunday, while the warehouse itself opens 10AM – 8:30PM on weekdays.
Regular pump prices at this station have climbed about $0.060 over the past month, from $4.599 a month ago.
Costco Union Gap Gas Station Hours
- Monday6AM – 10PM
- Tuesday6AM – 10PM
- Wednesday6AM – 10PM
- Thursday6AM – 10PM
- Friday6AM – 10PM
- Saturday6AM – 8:30PM
- Sunday6AM – 7:30PM
A current Costco membership card is required to fuel up. Hours may differ on holidays — confirm at the warehouse before a long drive.
Costco Union Gap Warehouse Hours
- Monday10AM – 8:30PM
- Tuesday10AM – 8:30PM
- Wednesday10AM – 8:30PM
- Thursday10AM – 8:30PM
- Friday10AM – 8:30PM
- Saturday9:30AM – 7PM
- Sunday10AM – 6PM
Services at this warehouse
Departments & programs
Station map
Click the marker to open in Google Maps for directions.