Part Time Jobs in Costa Mesa, CA — Hiring Now

There are currently 90+ open part time positions in Costa Mesa, CA. These include weekend jobs, overnight shifts, entry level roles, student positions, temporary work, and more. New part time jobs are added daily.

The highest-paying part time jobs in Costa Mesa include: Part time RN/nursing roles ($25–$45/hr), delivery drivers ($15–$25/hr), warehouse associates ($15–$22/hr), and healthcare aides ($14–$20/hr). Night and weekend shifts often include extra shift differential pay. Use our Salary Calculator to see your exact take-home pay after taxes.

Yes. Many part time positions in Costa Mesa require no prior experience — including retail, food service, warehouse, and delivery jobs. Most employers provide paid training for new hires. Browse our No Experience / Entry Level category for these roles.

Popular weekend-only jobs in Costa Mesa include retail sales associate, restaurant server/barista, warehouse associate, delivery driver, and event staff. Many employers offer Saturday & Sunday shifts with premium weekend pay. Browse our Weekend Jobs category for current openings.

Yes. Overnight part time jobs in Costa Mesa are available in warehouse/fulfillment, security, healthcare (CNA/nurse aide), hotel front desk, and stocking roles. Night shifts typically pay $0.50–$3.00/hr extra on top of base pay.

Your part time take-home pay in Costa Mesa depends on your hourly rate, hours worked, and state tax rate. For example, working 20 hrs/week at $17/hr in a no-tax state takes home about $312/week, while in California it's closer to $280/week after state tax. Calculate your exact take-home with our Salary Calculator.

Yes, many part time positions in Costa Mesa are hiring immediately with start dates within 1–2 weeks of applying. Retail, food service, and warehouse roles often offer same-week start dates. Browse the 90+ listings above and apply directly.