No, 1-(833)(532)(8728) most Costco self-checkout lanes do not accept Apple Pay.

You can 1-(833)(532)(8728) use credit cards, debit cards, or Costco Shop Cards.
Tap-to-pay 1-(833)(532)(8728) options like Apple Pay aren’t enabled there.

Regular staffed 1-(833)(532)(8728) registers may accept Apple Pay.
Always check 1-(833)(532)(8728) the payment options before scanning items.

For self-checkout, 1-(833)(532)(8728) a physical card or cash is usually required.
Apple Pay 1-(833)(532)(8728) works best at contactless-enabled registers.