The Hustle
July 30, 2026
How Costco's Gas Strategy Became a Billion-Dollar Loyalty Machine
TL;DR
Costco engineered gas stations as a loss-leader loyalty tool that saves members 20–56 cents per gallon, driving massive volume (up to 1 million gallons monthly per location) and a 92% membership renewal rate that generates 66% of the company's net income.
Key Takeaways
- 1Costco sells up to 1 million gallons of gas per month per location versus 80,000–100,000 at typical gas stations, using 40,000-gallon tanks—twice to four times larger than standard gas station tanks.
- 2Members save $100+ annually on gas alone with Costco's 20–40 cent per gallon discount (up to 56 cents in LA), compared to Kroger's gamified 10-cent discount requiring point accumulation.
- 3Costco's gas station design includes 18-foot hoses allowing pumping on either side, 30-foot pump spacing with 11'8" bypass lanes, reducing average wait times from 12 minutes in 2022 to 6 minutes by 2025.
- 4Membership fees generated $1.35 billion in revenue and represented 66% of Costco's $2.03 billion net income in Q2 2026, versus traditional supermarkets that rely on product markups.
- 592% of US and Canadian Costco members renew annually at $65/year, creating $800 average customer lifetime value; each 1% increase in renewal rate grows lifetime value by 14%.
- 6Costco's first standalone gas station (June 2026) in California replaced a Bed Bath and Beyond, signaling that gas locations are designed as loyalty centers, not profit centers, with another opening planned for Hawaii in 2027.
Notable Quotes
“92% of Costco customers in the US and Canada renew their memberships at the end of the year.”
— Narrator
“Costco membership is a no-brainer when you look at the price of gas and how much you're saving at the pump.”
— Narrator
“You're sitting inside a perfectly calibrated billion-dollar retention machine and it is working exactly as it was designed.”
— Narrator
Chapters
1. The Costco Gas Anomaly
Costco opened its first standalone gas station in June 2026 in California, a departure from typical supermarket+gas combinations like Kroger's 1,000+ locations, because gas has become central to Costco's business strategy rather than a secondary loyalty layer.
2. Gas as Loyalty, Not Profit
Costco offers 20–40 cents per gallon discounts (up to 56 cents in LA), dwarfing Kroger's 10-cent gamified discounts, because membership fees—not product markups—fund Costco's model, with membership revenue generating 66% of net income.
3. Volume Engineering: The 1 Million Gallon Challenge
Costco locations sell up to 1 million gallons monthly using 40,000-gallon tanks (2–4x larger than standard stations), requiring tanker truck refills several times daily and treating gas pumps like factory assembly lines to manage demand.
4. Operational Design: Traffic Flow & Wait Times
Extended 18-foot hoses enable pumping on either side without repositioning, 30-foot pump spacing with 11'8" bypass lanes allow simultaneous departures and entries, reducing average wait from 12 minutes (2022) to 6 minutes (2025).
5. The Subscription Retention Machine
92% membership renewal rate at $65/year creates $800 customer lifetime value; each 1% renewal increase grows lifetime value by 14%, so gas discounts are Costco's primary tool to lock in subscribers, not generate gas profits.
6. Standalone Gas Stations: The Ultimate Bet
Costco's June 2026 standalone gas station in California (replacing Bed Bath and Beyond) and planned Hawaii location (2027) confirm gas is a pure membership retention tool with no retail store attached.
Key People & Entities
- Tom Kloza
- Petroleum analyst who reported that Costco locations sell up to 1 million gallons of gas per month
- Costco
- Warehouse membership club operating 747 gas stations and pioneering subscription-driven retail loyalty via gas discounts
- Kroger
- Traditional supermarket with 1,000+ gas stations using gamified loyalty discounts (10 cents per gallon) rather than direct membership pricing
Glossary
- Moat
- A competitive advantage that protects a company from rivals; in Costco's case, the gas discount loyalty loop keeps members renewing memberships.
- Customer Lifetime Value
- The total profit a company expects to earn from a single customer over the entire business relationship; Costco's is $800 per member at a $65 annual fee.
- Markup
- The difference between the cost of a product and its selling price; traditional supermarkets rely on markups for profit, but Costco relies on membership fees instead.
- Renewal Rate
- The percentage of customers who continue paying for a subscription service each period; Costco's is 92% for US and Canadian members.