How to Read Roulette Bet Names and Payout Ratios

Roulette writes most of its vocabulary directly onto the table. One number is a straight-up bet and pays 35:1; the line between two numbers creates a split at 17:1. A row of three becomes a street. The names sound specialised until the chip positions are visible. Other table games have their own shorthand — a baccarat game, for instance, organises wagers around a different set of outcomes — but roulette is unusually geometric. The further a wager spreads across the layout, the more numbers it covers. The payout changes with that coverage.

The smallest bets are almost literal

Straight-up is exactly what it sounds like: one number, no sharing of the stake across neighbouring pockets. On a single-zero wheel there are 37 possible pockets, so one selected number accounts for 1/37 of them, or about 2.70%.

The standard payout is 35:1.

Move the chip onto the border between two adjacent numbers and the bet becomes a split. Both numbers are now live. That is 2/37 of the wheel, roughly 5.41%, with a 17:1 payout.

Street is the next step out. It covers a horizontal row of three numbers and pays 11:1. On the same 37-pocket wheel, three covered numbers amount to about 8.11%.

The names are doing more work than they first appear to. They describe the chip placement and, by extension, how much of the numbered grid belongs to the wager.

Corners and six lines stretch across more of the grid

A corner covers four numbers that meet at one point on the table. The chip sits where their boxes touch, and the standard payout is 8:1.

A six-line bet reaches across two neighbouring rows instead. Six numbers are involved, so 6/37 of a single-zero wheel is covered. That works out at about 16.22%. The payout is 5:1.

Seen together, the common inside and outside bets form a fairly neat progression:

There is no ranking hidden in that table. It is simply the table layout translated into numbers.

A straight-up bet occupies the smallest possible piece of the grid. A six line takes a much larger slice. By the time the wager moves outside the main number field, the labels stop describing individual boxes and start describing groups.

Dozens and even-money bets work with larger blocks

The three dozen areas divide 1–36 into blocks of 12: 1–12, 13–24 and 25–36. Columns also contain 12 numbers, though their arrangement on the table is different.

Both standard bets pay 2:1.

That ratio is easier to read once payout and total return are kept apart. Suppose the stake is 10 units. A 2:1 payout produces 20 units in winnings, while the original 10-unit stake also comes back. The total returned after a winning settlement is therefore 30 units.

Roulette terminology often compresses those two figures into one small label, which is where confusion can creep in.

Even-money bets are simpler again on the surface. Red or black covers 18 numbered pockets and normally pays 1:1. Odd/even and high/low use the same payout.

Yet the wheel itself is not split into only those paired groups. A single-zero layout contains 37 pockets: 18 red, 18 black and one green zero.

So the phrase “even money” belongs to the payout, not to a claim that every possible wheel result falls evenly onto one side or the other.

The same payout can sit on two different wheels

Single-zero and double-zero roulette make the separation between payout and probability especially easy to see.

One version has 37 pockets. The other has 38 because a second zero is added.

Pick one number on a 37-pocket wheel and its probability is about 2.70%. On the 38-pocket version, that same one-number selection is about 2.63%. The usual straight-up payout remains 35:1 in both cases.

Red and black keep their familiar 1:1 payout as well, even though the number of zero pockets outside those colours changes.

That is why roulette ratios are better read as settlement instructions than as shorthand for probability. The payout explains what happens after a winning result; the wheel size determines how many possible pockets exist before the spin.

Once the table is read that way, names like split, street and corner stop looking like a glossary to memorise. They are simply descriptions of space. Roulette still leaves the outcome to the wheel, and keeping play within personal limits fits naturally alongside knowing what each piece of the layout actually represents.