Verified Category & Rewards Summary
4 Data PointsWhat Category Does Costco Same-day Code As on American Express Gold Card?
Costco Same-day most commonly codes as Grocery3 of 4 reports (75%)
Across 4 verified community data points, Costco Same-day (Canada) purchases on the American Express Gold Card most frequently code as Grocery (75% of reports), earning up to 4X Membership Rewards Points. Other reported categories include Other (1 report).
Most Reported Category
Grocery
75% (3/4 reports)
Earning Rate
4X
Membership Rewards Points
Community Reports
4 Reports
App, Online
Last Verified
2026-03-14
Via Card
Reported Category Breakdown
Grocery3 DPs (75%) · 4X Membership Rewards points
Other1 DP (25%) · 1X Membership Rewards points
Verified Community Submissions (4)
Sorted newest firstGrocery4X
Purchase TypeApp (Canada)
Paid ThroughCard
Amount & Rewards$50.00 → 200 Membership Rewards Points
Gift Card / ReloadNo
Confirmed in Reddit - https://www.reddit.com/r/amex/comments/1pfxj5u/comment/nsn4b5b/
Grocery4X
Verified 2026-03-11
Purchase TypeOnline (USA)
Paid ThroughCard
Amount & Rewards$30.00 → 120 Membership Rewards Points
Gift Card / ReloadNo
Website:https://www.costcosame-day.com
Coded as instacart
Grocery4X
Purchase TypeApp (USA)
Paid ThroughCard
Amount & Rewards$50.00 → 200 Membership Rewards Points
Gift Card / ReloadNo
Confirmed in Reddit - https://www.reddit.com/r/amex/comments/1pfxj5u/comment/nsn2bew/
Other1X
Purchase TypeOnline (USA)
Paid ThroughCard
Amount & Rewards$100.00 → 100 Membership Rewards Points
Gift Card / ReloadNo
Website:https://sameday.costco.com/
Confirmed in Reddit - https://www.reddit.com/r/amex/comments/1hrz48u/comment/m5djm9p/
❓ Frequently Asked Questions
What category does Costco Same-day code as on American Express Gold Card?▼
Based on 4 verified community data points (75% reporting Grocery), Costco Same-day app purchases code as Grocery on the American Express Gold Card.
How many points or cash back do you earn at Costco Same-day with American Express Gold Card?▼
You earn 4X on Costco Same-day purchases with the American Express Gold Card, as it codes as Grocery.
Does Costco Same-day code consistently as Grocery?▼
Community reports indicate varying categories depending on purchase method or merchant terminal:
- Grocery: 75% (3 reports) — earns 4X Membership Rewards points
- Other: 25% (1 report) — earns 1X Membership Rewards points