Costco Part-Time Jobs in St. Marys, KS — Apply Today

As of October 2026, there are 56 Costco part-time openings in St. Marys, KS. Local pay ranges from $15 to $34/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Store Associate(Contract)|St. Marys

St. Marys, KS

$18 - $24

Costco

Join Costco:Part-Time Front End Assistant(St. Marys)

St. Marys, KS

$20 - $24

Costco

Flexible Hours:Meat Wrapper-St. Marys

St. Marys, KS

$19 - $24

Costco

Warehouse(Part-Time)-St. Marys

St. Marys, KS

$18 - $25

Costco

St. Marys Part-time Part Time Stocker | Hiring

St. Marys, KS

$18 - $23

Costco

Student Friendly:Team Member(St. Marys)

St. Marys, KS

$18 - $24

Costco

Cashier Assistant - Part Time

St. Marys, KS

$20 - $24

Costco

Flexible Security(St. Marys)

St. Marys, KS

$19 - $25

Costco

Evening Role:Office Assistant(St. Marys)

St. Marys, KS

$19 - $24

Costco

Meat Cutter (Part Time)

St. Marys, KS

$18 - $27

Costco

Part Time Custodian

St. Marys, KS

$17 - $22

Costco

Loss Prevention Clerk-Part Time(Gig)-St. Marys

St. Marys, KS

$20 - $24

Costco Part-Time Jobs in St. Marys — FAQ

How many Costco part-time jobs are open in St. Marys, KS?
There are currently 56+ Costco part-time positions in St. Marys, KS. New part-time roles are added regularly — check this page for the latest openings.
How much do Costco part-time jobs pay in St. Marys?
Costco part-time pay in St. Marys varies by specific role and shift. Most positions include shift differentials for nights and weekends, plus benefits starting Day 1. Browse the listings above to see pay details for each opening.
Does Costco hire for part-time positions with no experience in St. Marys?
Many Costco part-time positions in St. Marys require no prior experience. Costco provides paid training for new hires. Check individual listings for specific requirements.
How do I apply for Costco part-time jobs in St. Marys?
Browse the 56+ part-time listings above, click on any position for full details including pay and shift times, then follow the application link. Most Costco positions have a 15–30 minute online application.

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Other Costco Jobs in St. Marys

Costco Weekend Jobs in St. Marys

14 open positions

Costco Grocery & Fresh Jobs in St. Marys

10 open positions

Costco Delivery Driver Jobs in St. Marys

6 open positions

Costco Fulfillment Center Jobs in St. Marys

6 open positions

Costco Overnight Jobs in St. Marys

3 open positions

Costco CDL Driver Jobs in St. Marys

2 open positions

Costco Pharmacy Jobs in St. Marys

2 open positions

Costco Customer Service Jobs in St. Marys

1 open positions

Last updated: October 30, 2026