Costco Part-Time Jobs in O'Fallon, MO — Immediate Openings

As of October 2026, there are 302 Costco part-time openings in O'Fallon, MO. Local pay ranges from $15 to $34/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Accounts Payable Clerk - Part Time

O'Fallon, MO

$22 - $29

Costco

O'fallon,MO:Part Time Meat Wrapper at Costco | Hiring

O'Fallon, MO

$19 - $24

Costco

O'fallon Flexible Role:Part Time Baker

O'Fallon, MO

$17 - $19

Costco

O’fallon Job:Morning Shift(No Exp Req*)

O’Fallon, IL

$18 - $22

Costco

No Experience($20-$24/hr)-O'fallon,MO | Hiring

O'Fallon, MO

$20 - $24

Costco

Optical Associate (Part Time)

O'Fallon, MO

$20 - $26

Costco

Hiring in O'fallon:Optical Assistant(Part-Time)

O'Fallon, MO

$19 - $22

Costco

Corporate Jobs - Part Time

O'Fallon, MO

$19 - $24

Costco

Immediate Opening in O'fallon for a Part Time Office & Corporate

O'Fallon, MO

$17 - $21

Costco

Immediate Opening:Security(Gig)

O'Fallon, MO

$19 - $25

Costco

Part Time Cashier Jobs

O'Fallon, MO

$18 - $23

Costco

O'fallon Contract:HR Clerk-Part Time

O'Fallon, MO

$18 - $23

Costco Part-Time Jobs in O'Fallon — FAQ

How many Costco part-time jobs are open in O'Fallon, MO?
There are currently 302+ Costco part-time positions in O'Fallon, MO. New part-time roles are added regularly — check this page for the latest openings.
How much do Costco part-time jobs pay in O'Fallon?
Costco part-time pay in O'Fallon 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 O'Fallon?
Many Costco part-time positions in O'Fallon 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 O'Fallon?
Browse the 302+ 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 O'Fallon

Costco Weekend Jobs in O'Fallon

66 open positions

Costco Grocery & Fresh Jobs in O'Fallon

58 open positions

Costco Fulfillment Center Jobs in O'Fallon

27 open positions

Costco Delivery Driver Jobs in O'Fallon

23 open positions

Costco Overnight Jobs in O'Fallon

18 open positions

Costco CDL Driver Jobs in O'Fallon

12 open positions

Costco Pharmacy Jobs in O'Fallon

10 open positions

Costco Customer Service Jobs in O'Fallon

4 open positions

Last updated: October 30, 2026