US Mega Millions Odds Calculator
US Mega Millions uses a 5 from 70 + Mega Ball 1–25 format. The jackpot odds are 1 in 302,575,350, and the overall odds of winning any prize are about 1 in 24 per line.
Win probability calculator
Jackpot odds (1 ticket)
1 in 302,575,350
US Mega Millions · 5 from 70 + Mega Ball 1–25
Jackpot chance (1 ticket)
< 0.0001%
Equivalent 1 in 302,575,353
Any prize this draw
4.17%
Base odds 1 in 24
1 ticket, 1 year
< 0.0001%
~104 draws per year
Assumes random unique lines each draw. For entertainment only—not financial advice. Official rules may vary by jurisdiction.
US Mega Millions prize tiers & odds
Official prize structure. Variable tiers depend on ticket sales and rollovers.
| Prize tier | Match | Odds | Typical payout |
|---|---|---|---|
| Jackpot | 5 white + Mega Ball | 1 in 302,575,350 | Variable |
| 2nd | 5 white | 1 in 12,607,306 | $1,000,000 |
| 3rd | 4 white + Mega Ball | 1 in 931,001 | $10,000 |
| 4th | 4 white | 1 in 38,792 | $500 |
| 5th | 3 white + Mega Ball | 1 in 14,547 | $200 |
| 6th | 3 white | 1 in 606 | $10 |
| 7th | 2 white + Mega Ball | 1 in 693 | $10 |
| 8th | 1 white + Mega Ball | 1 in 89 | $4 |
| 9th | Mega Ball only | 1 in 37 | $2 |
| Any prize | Any tier | 1 in 24 | Variable |
Minimum bet: $2 per play. Payouts are approximate and follow official operator rules.
Frequently asked questions
Q: What are the odds of winning US Mega Millions?
The jackpot odds are 1 in 302,575,350 for a single standard line. Use the calculator above to see how playing multiple tickets changes your probability.
Q: Does picking my own numbers change the odds?
No. Every valid combination has the same probability. Quick picks and personal numbers are mathematically identical.
Q: Where can I generate US Mega Millions numbers?
Use our US Mega Millions number generator for a free quick pick before the next draw.