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Ranked 30th of 45 Tickets in Ontario

$300 BoomOntario Scratch-Off Odds & Prizes Remaining

Image Credit: Ontario Lottery
44
VALUESCORE
Fair
CA$5OntarioGame #2589GREEN
At a glance

$300 Boom is a CA$5 ticket from Ontario. Its overall odds of 1 in 4.16 trail the 1 in 3.78 typical of Ontario's CA$5 games. It pays back about CA$0.67 per CA$1 on average, in line with Ontario's other CA$5 games.

Overall Odds
1 in 4.16
Exp. Value
CA$0.67
per CA$1 spent
Top Prize
CA$300
Top Prizes Left
7,500 / 12,297
Prizes Remaining
61%
ValueScore™
44 / 100
Fair

Should I Buy This Ticket?

Expected value per $1 spent:
$0.67
→
AVERAGE
A typical $5 ticket, ranked #30 of the 45 active games we track in Ontario.
Why
→Prizes hit less often here, roughly 24% per ticket (1 in 4.16).
  • Expected value of $0.67 per $1 is about average, a typical return for a ticket at this price.
  • The larger prizes are well stocked, with plenty of top and mid-tier winners still out there.

Prize Breakdown

PrizeOddsTotalLeftStatus
CA$3001 in 20512,2977,500
61%
CA$1001 in 25,20010058
58%
CA$501 in 7,200350Not reported-
CA$251 in 3377,488Not reported-
CA$201 in 11023,004Not reported-
CA$151 in 6141,508Not reported-
CA$101 in 15170,532Not reported-
CA$51 in 7350,066Not reported-
“Not reported” = the lottery publishes remaining-prize counts for its top prizes only.

Prize History

Top prizes left

Since September 10, when our records for it began, 4,728 CA$300 top prizes have been reported claimed, leaving 7,500. The most recent was on October 19.

12,2286,081
12,228
12,108
11,669
11,272
10,904
10,350
9,850
9,329
9,057
8,641
8,278
8,094
7,865
7,500
September 10October 19

From ScratchCheck's daily record of the lottery's published prize counts. Dates are when a claim first appeared in those counts, and small prizes are often cashed days after purchase, so claims trail actual sales.

ValueScore™ Breakdown

44
VALUESCORE
Fair
44
out of 100
Expected Value
15/40
Prize Quality
15/25
Win Frequency
1/20
Inventory Health
12/15
Updated: 10/19/2026

Game Details

State
Ontario
Game Number
2589
Ticket Price
CA$5
Payout %
67.0%
Data Source
Official
Last Updated
10/19/2026

Official Source

View on Ontario Lottery ↗

Simulate This Game

Run a virtual scratch-off using this game's real odds.

Image Credit: Ontario Lottery
$5.00 per ticket · 1 in 4.16 overall odds
✓ Accounts for prizes already claimed

Entertainment only. Outcomes are random and won't match a real session. Current-odds mode scales each tier by remaining prizes and tickets.

Frequently Asked Questions

Is the $300 Boom scratch-off a good buy?
It is about average. $300 Boom scores 44/100 (Fair) and is 6th out of 11 CA$5 tickets in Ontario. It pays back about CA$0.67 for every CA$1 spent. Higher-rated CA$5 tickets are listed on the Ontario rankings page.
What are the odds of winning the $300 Boom scratch-off?
The overall odds of winning any prize with $300 Boom are 1 in 4.16. This means roughly 1 in every 4 tickets wins a prize of any amount.
What is the top prize for $300 Boom?
The top prize for $300 Boom is CA$300. As of our latest update, 7,500 of 12,297 top prizes remain unclaimed.

Every CA$5 ticket in Ontario

GameValueScoreOddsPayoutTop prize · left
Bingo Doubler631 in 3.7566.9%CA$100K · 5 of 5
Wild Side601 in 3.9966.9%CA$100K · 6 of 6
Crossword Tripler571 in 3.7666.9%CA$100K · 10 of 10
Instant Money Machine471 in 3.7566.9%CA$100K · 4 of 5
Xwords461 in 3.6666.9%CA$100K · 2 of 6
$300 Boom (this game)441 in 4.1667.0%CA$300 · 7,500 of 12,297
The Big Spin391 in 3.7366.9%CA$500K · 2 of 3
5X The Cash371 in 3.8866.9%CA$100K · 3 of 6
Wild Cash Multiplier271 in 3.8567.1%CA$100K · 2 of 6
Plinko®271 in 3.8067.0%CA$500K · 0 of 2