Costco Butter Price 2024 Price. Researchers used grocery price data from instacart for 173 stores across five popular chains — aldi costco, kroger, target and walmart — in the 49 most populated cities across. Product availability and pricing are subject to change without notice.

Average consumer prices are calculated for household fuel, motor fuel, and food items. It’s hard to pick the best butter at costco because three of the six types sold there are solid.