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

As of October 2026, there are 58 Costco part-time openings in Oceanside, CA. Local pay ranges from $15 to $34/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Gas Station Attendant - Part Time

Oceanside, CA

$21 - $26

Costco

Hiring in Oceanside:Office Assistant(Part-Time)

Oceanside, CA

$19 - $24

Costco

Online Order Associate needed in Oceanside(Apply Now)

Oceanside, CA

$20 - $23

Costco

[Part-Time] Seasonal-Oceanside

Oceanside, CA

$18 - $23

Costco

Part Time Costco Job Openings

Oceanside, CA

$15 - $20

Costco

$22.50/hr Member Services-Oceanside(PT)

Oceanside, CA

$20 - $24

Costco

Cart Attendant needed in Oceanside(Apply Now)

Oceanside, CA

$20 - $24

Costco

Cashier - Part Time

Oceanside, CA

$19 - $23

Costco

Corporate Jobs - Part Time

Oceanside, CA

$18 - $23

Costco

Earn Extra Cash:Sushi Chef(Oceanside)

Oceanside, CA

$20 - $27

Costco

[New] Warehouse Associate-Oceanside(PT)

Oceanside, CA

$19 - $24

Costco

Part Time Stocking Associate

Oceanside, CA

$21 - $25

Costco Part-Time Jobs in Oceanside — FAQ

How many Costco part-time jobs are open in Oceanside, CA?
There are currently 58+ Costco part-time positions in Oceanside, CA. New part-time roles are added regularly — check this page for the latest openings.
How much do Costco part-time jobs pay in Oceanside?
Costco part-time pay in Oceanside 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 Oceanside?
Many Costco part-time positions in Oceanside 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 Oceanside?
Browse the 58+ 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 Oceanside

Costco Weekend Jobs in Oceanside

13 open positions

Costco Grocery & Fresh Jobs in Oceanside

9 open positions

Costco Delivery Driver Jobs in Oceanside

6 open positions

Costco Fulfillment Center Jobs in Oceanside

6 open positions

Costco Overnight Jobs in Oceanside

3 open positions

Costco CDL Driver Jobs in Oceanside

2 open positions

Costco Pharmacy Jobs in Oceanside

2 open positions

Costco Customer Service Jobs in Oceanside

1 open positions

Last updated: October 30, 2026