Costco Part-Time Jobs in Lake St. Louis, MO — See Openings

As of October 2026, there are 54 Costco part-time openings in Lake St. Louis, MO. Local pay ranges from $16 to $34/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Part Time Stocking Associate

Lake St. Louis, MO

$19 - $23

Costco

Earn Extra Cash:Cart Attendant(Lake St. Louis)

Lake St. Louis, MO

$19 - $23

Costco

Front End Assistant(Part-Time)-Lake St. Louis

Lake St. Louis, MO

$18 - $24

Costco

Cashier - Part Time

Lake St. Louis, MO

$19 - $23

Costco

Recruiting in Lake St. Louis:Pallet Jack Operator-Part Time | Hiring

Lake St. Louis, MO

$18 - $24

Costco

New:Security(Contract,Lake St. Louis)

Lake St. Louis, MO

$19 - $25

Costco

Payroll Assistant - Part Time

Lake St. Louis, MO

$22 - $27

Costco

Lake St. Louis Career:Part Time Stocker at Costco | Hiring

Lake St. Louis, MO

$18 - $23

Costco

Student Friendly:Warehouse(Lake St. Louis)

Lake St. Louis, MO

$18 - $25

Costco

Part Time Cashier Jobs

Lake St. Louis, MO

$16 - $21

Costco

Lake St. Louis Flexible Role:Facilities Maintenance

Lake St. Louis, MO

$18 - $25

Costco

Warehouse Loader Needed-Lake St. Louis Area | Hiring

Lake St. Louis, MO

$19 - $24

Costco Part-Time Jobs in Lake St. Louis — FAQ

How many Costco part-time jobs are open in Lake St. Louis, MO?
There are currently 54+ Costco part-time positions in Lake St. Louis, MO. New part-time roles are added regularly — check this page for the latest openings.
How much do Costco part-time jobs pay in Lake St. Louis?
Costco part-time pay in Lake St. Louis 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 Lake St. Louis?
Many Costco part-time positions in Lake St. Louis 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 Lake St. Louis?
Browse the 54+ 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 Lake St. Louis

Costco Weekend Jobs in Lake St. Louis

17 open positions

Costco Grocery & Fresh Jobs in Lake St. Louis

9 open positions

Costco Delivery Driver Jobs in Lake St. Louis

6 open positions

Costco Fulfillment Center Jobs in Lake St. Louis

6 open positions

Costco Overnight Jobs in Lake St. Louis

3 open positions

Costco CDL Driver Jobs in Lake St. Louis

2 open positions

Costco Pharmacy Jobs in Lake St. Louis

2 open positions

Costco Customer Service Jobs in Lake St. Louis

1 open positions

Last updated: October 30, 2026