Costco Jobs in O'Fallon, MO — Start This Week
As of November 2026, there are 530+ open Costco positions in O'Fallon, MO. Current pay ranges from $15 to $35 per hour. Top hiring areas include Part Time, Weekend and Grocery. New roles are posted daily — listings on this page are verified and updated regularly.
Costco
HR Assistant|Flexible|O'fallon
O'Fallon, MO
$20 - $24
Costco
Cashier - Part Time
O'Fallon, MO
$19 - $23
Costco
Warehouse Loader|O’fallon,IL|Costco | Hiring
O’Fallon, IL
$19 - $24
Costco
Part Time Custodian
O’Fallon, IL
$21 - $27
Costco
Tire Installer-Part Time(Gig)-O'fallon
O'Fallon, MO
$20 - $25
Costco
Morning Shift needed in O'fallon(Apply Now)
O'Fallon, MO
$19 - $24
Costco
Evening Role:Overnight Stocker(O’fallon)
O’Fallon, IL
$19 - $23
Costco
Part Time Stock Clerk
O'Fallon, MO
$21 - $25
Costco
Loss Prevention Clerk-Part Time($20-$24/hr)-O'fallon,MO | Hiring
O'Fallon, MO
$20 - $24
Costco
$21.00/hr Cart Attendant-O'fallon(PT)
O'Fallon, MO
$19 - $23
Costco
Transportation Jobs - Part Time
O'Fallon, MO
$22 - $28
Costco
MO Career:Order Fulfillment Associate-Part Time in O'fallon | Hiring
O'Fallon, MO
$20 - $23
Costco Jobs in O'Fallon — FAQ
How many Costco jobs are available in O'Fallon, MO right now?
There are currently 530+ open Costco positions in O'Fallon, MO. These include warehouse associates, delivery drivers, fulfillment center workers, sortation center staff, and management roles. New jobs are added daily.
How much does Costco pay in O'Fallon?
Costco pay in O'Fallon varies by role: Warehouse associates earn $15–$22/hr, delivery drivers $18–$25/hr, CDL truck drivers $25–$35/hr, and area managers $50K–$90K+/year. Night and weekend shifts include $0.50–$3.00/hr extra.
Does Costco hire with no experience in O'Fallon?
Yes. Most Costco warehouse, fulfillment center, and sortation center positions in O'Fallon require no prior experience. Costco provides paid training for new hires. Delivery driver positions require a valid driver's license but no commercial license (CDL) for most routes.
What are Costco's shifts and hours in O'Fallon?
Costco offers multiple shift options in O'Fallon: day shift (6 AM–4:30 PM), evening/twilight shift (1 PM–11:30 PM), night/overnight shift (6 PM–6 AM), and weekend-only schedules (Fri–Sun or Sat–Mon). Part-time shifts of 4–5 hours are also available. Overnight and weekend shifts pay extra shift differentials.
What benefits does Costco offer employees in O'Fallon?
Costco employees in O'Fallon receive benefits starting Day 1, including: health, dental, and vision insurance; 401(k) with company match; paid time off; up to 20 weeks paid parental leave; free career training through Career Choice program (covers tuition up to $5,250/year); employee discount; and weekly pay.
How much is Costco take-home pay after taxes in O'Fallon?
Your Costco take-home pay in O'Fallon depends on your hourly rate, hours worked, and state tax rate. For example, a warehouse worker earning $18/hr in a no-tax state like Texas takes home about $614/week, while in California it's closer to $548/week after state tax.
Is Costco hiring immediately in O'Fallon?
Yes, many Costco positions in O'Fallon are hiring immediately with start dates within 1–2 weeks of applying. Some fulfillment center and delivery station roles offer same-week start dates. Browse the 530+ listings above and apply directly.
Last updated: November 02, 2026