Costco's food court is beloved by nearly all, but soda fountain devotees are up in arms over the drinks' perceived quality.

Costco sued in suit claiming false 'no preservatives' advertising in chicken.

After years of waiting, a brand-new Costco officially opened its doors in West Roseville on Friday.

A new trend has emerged among members, and if Costco continues to chase it, the company's bottom line could soar.

Here are 5 ways retirees on a fixed income can save on senior essentials with a Costco membership.

Costco opens a new store in West Roseville, becoming the first major tenant in the Baseline Marketplace development.

Once you finally reach the cash register at Costco, no one wants to be a holdup — hence why it is good to know the retailer's ...

Costco sells gas for around $0.20 per gallon less than typical fuel stations charge — savings that can offset the $65 annual ...

The warehouse store chain is building a new Costco Business Center in the East Valley that's expected to open later this year ...

If you've ever looked over at one of the terminals a Costco employee is using, you may be wondering why it looks like ...

Costco streamlines checkout process with digital wallet and pre-scanning technology, making shopping faster and freeing up ...

At Costco, customers can trade in some common items for extra grocery money. Here's what to know about the lesser-known perk ...