Costco Chicago South Loop Gas Prices – Chicago, IL
- Regular · today
- $4.699▼ −$0.100
- Premium · today
- $5.899
USD per gallon · Last updated September 30, 2026 · This station does not sell diesel
1430 S Ashland Ave, Chicago, IL 60608-2040 · Open in Maps ↗
30-day range
where today sits- Regular$4.699 today · avg $4.635$4.339 low$4.999 high
- Premium$5.899 today · avg $5.816$5.489 low$6.199 high
Price history at Chicago South Loop
Last 30 days · USD per gallonView data as table
| Date | Regular | Premium |
|---|---|---|
| Sep 1 | $4.339 | $5.489 |
| Sep 2 | $4.399 | $5.589 |
| Sep 3 | $4.399 | $5.589 |
| Sep 4 | $4.399 | $5.589 |
| Sep 5 | $4.399 | $5.599 |
| Sep 6 | $4.399 | $5.599 |
| Sep 7 | $4.399 | $5.599 |
| Sep 8 | $4.399 | $5.599 |
| Sep 9 | $4.399 | $5.599 |
| Sep 10 | $4.399 | $5.699 |
| Sep 11 | $4.449 | $5.699 |
| Sep 12 | $4.449 | $5.699 |
| Sep 13 | $4.499 | $5.699 |
| Sep 14 | $4.449 | $5.599 |
| Sep 15 | $4.499 | $5.799 |
| Sep 16 | $4.699 | $5.899 |
| Sep 17 | $4.899 | $5.999 |
| Sep 18 | — | — |
| Sep 19 | $4.999 | $6.199 |
| Sep 20 | $4.999 | $6.199 |
| Sep 21 | $4.999 | $6.199 |
| Sep 22 | $4.999 | $6.199 |
| Sep 23 | $4.959 | $6.099 |
| Sep 24 | $4.859 | $5.999 |
| Sep 25 | $4.799 | $5.899 |
| Sep 26 | $4.799 | $5.899 |
| Sep 27 | $4.799 | $5.899 |
| Sep 28 | $4.829 | $5.929 |
| Sep 29 | $4.799 | $5.899 |
| Sep 30 | $4.699 | $5.899 |
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 $4.699 for Regular, Chicago South Loop is tied for the 2nd most expensive of 24 Costco gas stations in Illinois today, $0.173 above the Illinois average of $4.526.
North Riverside IL, 7.2 mi away, is $0.140 cheaper.
- vs the US average
- $0.093 above, at $4.606
- Premium over Regular
- $1.200 — the Illinois median is $1.105
- Over the last 30 days
- up $0.360
- Days the price changed
- 14 of 29 reported days
- Cheapest day in the window
- September 1, 2026, at $4.339
- 15-gallon fill
- $70.48, $5.40 more than at the 30-day low
- Nearest cheaper station
- North Riverside IL — 7.2 mi
Chicago South Loop is located at 1430 S Ashland Ave, Chicago, IL 60608-2040, in Illinois. 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
Chicago 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.
Chicago 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 Chicago South Loop
- 1Lincoln ParkChicago, IL · 4.7 mi$5.199Regular
- 2North Riverside ILNorth Riverside, IL · 7.2 mi$4.559Regular
- 3Bedford Park Business CenterChicago, IL · 8.2 mi$4.459Regular
- 4Melrose ParkMelrose Park, IL · 9.3 mi$4.499Regular
- 5NilesNiles, IL · 12.0 mi$4.499Regular
Distances are straight-line. Prices across the border are shown in that country’s units (¢ per litre).
Cities near Chicago
- Costco gas prices North Riverside · IL · 7 mi$4.559
- Costco gas prices Melrose Park · IL · 9 mi$4.499
- Costco gas prices Niles · IL · 12 mi$4.499
- Costco gas prices Oak Brook · IL · 15 mi$4.299
- Costco gas prices Glenview · IL · 19 mi$4.699
- Costco gas prices Mount Prospect · IL · 20 mi$4.559
- Costco gas prices Orland Park · IL · 21 mi$4.579
- Costco gas prices Bolingbrook · IL · 21 mi$4.699
At this location
- Warehouse opened
- June 2012
- Warehouse phone
- (312) 492-3609
- 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 Chicago South Loop today?
As of the September 30, 2026 reading: Regular $4.699 and Premium $5.899 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Chicago South Loop 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 Chicago South Loop gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Chicago South Loop cheaper than the average Costco station in Illinois?
No — at $4.699, Regular here is $0.173 above the Illinois Costco average of $4.526.
Where is the Costco Chicago South Loop gas station?
At 1430 S Ashland Ave, Chicago, IL 60608-2040. 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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