Is Costco UK legit?
costco.co.ukOur check
Costco UK runs 1 live Meta ad and gets about 5.1M visits a month (SimilarWeb, Sep 2026). The store was created in Dec 2016, 9 years ago, and is based in United Kingdom.
Checked . Facts only, from the Meta Ad Library, SimilarWeb, Trustpilot and the store itself; anything we have not measured is left out.
Good signs and warning signs
- Open for 9 years: created Dec 2016.
- Large audience: about 5.1M visits a month.
The facts
- Live Meta ads
- 1
- Monthly visits
- 5.1M (SimilarWeb, Sep 2026)
- Traffic vs month before
- -1%
- Store created
- Dec 2016
- Based in
- United Kingdom
- Niche
- Mass Merchants & Department Stores
- Payment options detected
- Affirm
Questions shoppers ask
- Is Costco UK legit?
- Costco UK runs 1 live Meta ad and gets about 5.1M visits a month (SimilarWeb, Sep 2026). The store was created in Dec 2016, 9 years ago, and is based in United Kingdom. These are measured facts, not a rating; check the flags on this page before you buy.
- Where is Costco UK based?
- costco.co.uk is registered as a store in United Kingdom.
See every ad Costco UK runs
Its full Meta ad history, the products it pushes and where it advertises — free, no card.
