Is Costco Open Today? Your Ultimate Guide to Hours & Shopping
Why Knowing Costco's Hours Actually Matters
For millions of Americans, Costco is the go-to for groceries, electronics, household staples, and furniture. But one question keeps coming up — especially around holidays like Memorial Day: Is Costco open today? Showing up to a closed warehouse is frustrating, so knowing the schedule ahead of time saves you the trip.
What Sets Costco Apart
Costco isn't your typical big-box store. The membership-only model creates a different kind of shopping experience — less crowded, more curated, and genuinely focused on value. A few things that stand out:
- Members only: You need an annual membership to shop, which keeps the experience more controlled and consistent.
- Bulk pricing: Groceries, electronics, cleaning supplies — buying in volume means real savings over time.
- Kirkland Signature: Costco's house brand is legitimately good across most categories.
- Extra services: Tire center, pharmacy, travel bookings, and insurance are all part of the package.
Membership Options
There are two main tiers:
- Gold Star: Standard access for individuals and families.
- Executive: Adds cash back on purchases — worth it if you shop there regularly.
Most frequent shoppers find the fee pays for itself quickly, especially with Costco's generous return policy.
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Costco Store Hours
Regular hours at most locations:
- Weekdays: 10 AM – 8:30 PM
- Saturday: 9:30 AM – 6 PM
- Sunday: 10 AM – 6 PM
Holiday closures: Costco shuts down on Memorial Day, New Year's Day, Easter, Independence Day, Labor Day, Thanksgiving, and Christmas. Hours may also be reduced on Christmas Eve and New Year's Eve. Check your local warehouse before heading out — it only takes a minute and saves a wasted trip.
Memorial Day Hours: Costco vs. Competitors
| Store | Memorial Day Hours |
|---|---|
| Costco | Closed |
| Walmart | Open (check local hours) |
| Target | Open (reduced hours at some locations) |
| Publix | Open (may close early) |
| Aldi | Open (limited hours) |
If Costco is closed on a holiday, Walmart and Target are usually your best bets for last-minute shopping.
Practical Tips for Shopping at Costco
- Go early: Right after opening is when shelves are freshest and lines are shortest.
- Don't overlook Kirkland: It's genuinely high quality across most categories.
- Watch for .97 pricing: Items marked .97 are being cleared out — often a great deal.
- Use the app: Digital coupons, warehouse locator, and live hours all in one place.
- Check seasonal specials: Holiday periods and summer months often bring limited-time deals worth grabbing.
Find Your Nearest Costco
Use the official warehouse locator to find the closest location, confirm hours, and see available services like gas stations or pharmacies. Holiday hours can vary by region, so it's worth a quick check.
How Costco Stacks Up Against Competitors
Each retailer has its strengths:
- Walmart: More accessible, longer holiday hours, wider store footprint.
- Target: Strong on seasonal and style-forward products; holiday hours vary.
- Publix: Great bakery and deli; regional holiday schedules apply.
- Aldi: No-frills, budget-focused grocery shopping.
Costco wins on bulk value and member perks — but knowing when it's open is half the battle. Check ahead, plan your trip, and you'll get the most out of your membership.