Is Costco Wholesale a Legit Site?
HasTrust rates Costco Wholesale Trusted (98/100), checked 2026-06-23: Industry-leading, generous return policy with no time limit on most items; Highly competitive pricing and value, particularly on bulk items, gas, and pharmacy services; Trusted, established Fortune 500 retailer with a long operating history.
Is costco.com legit? → Mixed 74/100
Wondering is Costco Wholesale a legit site? HasTrust gives Costco a trust score of 90/100 (Trusted), reflecting its long-standing reputation, bulk value, and generous return policy. Some shoppers report frustrations with customer service and online order fulfillment, and a paid membership is required, so it suits bulk buyers best.
What we measured
Why this score?
Costco is a legitimate, highly established, and safe retailer. While it is widely trusted for its bulk value, generous return policy, and long-standing reputation, some customers report frustrations with customer service and online order fulfillment. It is a reliable choice for bulk shoppers, though the requirement of a paid membership and bulk-sized items may not suit everyone.
Video reviews
Pros
- Industry-leading, generous return policy with no time limit on most items
- Highly competitive pricing and value, particularly on bulk items, gas, and pharmacy services
- Trusted, established Fortune 500 retailer with a long operating history
- Membership is fully refundable if you are unsatisfied
Cons
- Requires a paid annual membership to shop
- Customer service can be difficult to reach or unhelpful for online issues
- Bulk sizing is not suitable for all households or small living spaces
- Online inventory is more limited compared to major e-commerce marketplaces
- Reports of inconsistent delivery and product quality issues with some online orders
⚠ Red flags
- Recent 2025 lawsuits allege web-tracking on pharmacy pages shared data with third parties
- Mixed feedback regarding customer service responsiveness and warehouse staff conduct
- Occasional reports of online order cancellations or delivery issues
Better options
Why switch: Offers a wider online selection and does not require a paid membership for all purchases, though it is a different shopping model.
Another large general retailer that serves as a common alternative for everyday shopping needs.
What web sources say (not checked by us)
Facts
Based on 8 sources
atoplegal.comCostco - Comprehensive Trust Assessment | ReviewService Review PlatformCostco Wholesale | BBB Business Profile | Better Business BureauCostco Wholesale | BBB Business Profile | Better Business BureauCostco Wholesale Reviews | Read Customer Service Reviews of www.costco.comCostco Online Reviews | Read Customer Service Reviews of customerservice.costco.comCostco | BBB Reviews | Better Business BureauChargebacks: Disputed or Rejected Payment FAQs💬 Ask about this shop
Answers come from what we checked about this site — the AI only picks the topic, it writes nothing.
🛡️ Site safety check
What you should do
- Still pay with a method that has buyer protection (credit card or PayPal), never a bank transfer.
- Check the returns policy and delivery time before ordering.
- We keep tracking this site — check back here if anything feels off later.
🔍 What we checked ourselves
Each row is a check HasTrust ran, and the day it ran.
| Check | What we found | How | When |
|---|---|---|---|
| HTTPS certificate | Certificate expired 2026-09-06 — not re-checked since | TLS handshake from our servers | before 2026-06-23 |
| Domain registration | 1997-03 (29 years old) | RDAP registry record | before 2026-06-23 |
| First seen on the web | 1998 | Internet Archive | before 2026-06-23 |
| Popularity rank | #2830 on Majestic Million | Majestic Million list | before 2026-06-23 |
| Blocklist | Not listed | HasTrust blocklist | |
| Trust score history | 2 recorded points since 2026-06-23, 90 → 90 | HasTrust score model |
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Checked 98 days ago. · How we score →
Frequently asked
Is Costco Wholesale legit?⌄
Trusted. HasTrust trust score: 98/100. Costco is a legitimate, highly established, and safe retailer. While it is widely trusted for its bulk value, generous return policy, and long-standing reputation, some customers report frustrations with customer service and online order fulfillment. It is a reliable choice for bulk shoppers, though the requirement of a paid membership and bulk-sized items may not suit everyone.
Is Costco Wholesale a scam?⌄
Possible concerns from our check: Recent 2025 lawsuits allege web-tracking on pharmacy pages shared data with third parties; Mixed feedback regarding customer service responsiveness and warehouse staff conduct; Occasional reports of online order cancellations or delivery issues
What is the Costco Wholesale trust score?⌄
HasTrust rates Costco Wholesale 98/100 (Trusted). Buy
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