Costco Part-Time Jobs in Riverside, CA — Start This Week

As of September 2026, there are 24 Costco part-time openings in Riverside, CA. Local pay ranges from $15 to $32/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Riverside Contract:Loss Prevention Clerk-Part Time

Riverside, CA

$20 - $24

Costco

Riverside Contract:Security

Riverside, CA

$19 - $25

Costco

Riverside Flexible Role:Store Associate

Riverside, CA

$18 - $24

Costco

Facilities Maintenance(Gig)-Riverside

Riverside, CA

$18 - $25

Costco

Transportation Jobs - Part Time

Riverside, CA

$24 - $31

Costco

Cashier - Part Time

Riverside, CA

$22 - $27

Costco

Part Time Cashier Jobs

Riverside, CA

$15 - $19

Costco

Part Time Costco Now Hiring

Riverside, CA

$20 - $26

Costco

Part Time Stocking Associate

Riverside, CA

$17 - $21

Costco

Part Time Stock Clerk

Riverside, CA

$22 - $25

Costco

Start ASAP:Careers(Riverside)

Riverside, CA

$18 - $24

Costco

Start ASAP:Retail Associate(Riverside)

Riverside, CA

$21 - $24

Costco Part-Time Jobs in Riverside — FAQ

How many Costco part-time jobs are open in Riverside, CA?
There are currently 24+ Costco part-time positions in Riverside, CA. New part-time roles are added regularly — check this page for the latest openings.
How much do Costco part-time jobs pay in Riverside?
Costco part-time pay in Riverside 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 Riverside?
Many Costco part-time positions in Riverside 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 Riverside?
Browse the 24+ 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 Riverside

Costco Weekend Jobs in Riverside

10 open positions

Costco Grocery & Fresh Jobs in Riverside

8 open positions

Costco Overnight Jobs in Riverside

3 open positions

Costco Fulfillment Center Jobs in Riverside

2 open positions

Costco Delivery Driver Jobs in Riverside

2 open positions

Costco Pharmacy Jobs in Riverside

1 open positions

Last updated: September 17, 2026