Markup percentage is how much above cost you are charging. It is the fastest pricing tool in daily use, and it is also the one most likely to quietly undercut your margin targets if you apply it without the conversion formula.
Markup percentage is the fastest pricing tool in daily use: cost times a multiplier equals price, done in your head at the register or the quote screen. It is also the one most likely to quietly undercut your margin target, because a 60% markup does not produce a 60% margin, and that gap gets expensive fast.
Markup % = ((Selling Price - Cost) / Cost) x 100. To price from a target markup: Selling Price = Cost x (1 + Markup % / 100). A $40 item with a 60% markup target: $40 x 1.60 = $64. That $24 profit looks good until you realize it represents a 37.5% margin, not 60%.
| Cost | 25% markup | 50% markup | 100% markup |
|---|---|---|---|
| $10 | $12.50 | $15.00 | $20.00 |
| $25 | $31.25 | $37.50 | $50.00 |
| $50 | $62.50 | $75.00 | $100.00 |
| $100 | $125.00 | $150.00 | $200.00 |
Retail clothing has long used keystone pricing: 100% markup, meaning double the cost. A $25 wholesale shirt becomes a $50 retail shirt. Restaurants mark up food cost 200 to 400%, which sounds enormous until you factor in the labor required to turn ingredients into dishes. Manufacturers typically apply 20 to 50%. Consultants and service businesses price against hourly rate multiples rather than material cost, which is a different calculation entirely.
A 100% markup is not a 100% margin. On a $50 item, 100% markup gives a $100 price and $50 profit, which is a 50% margin (profit / price). If your target is a 40% gross margin, you need a 66.7% markup on cost, not a 40% markup. This is the most common pricing arithmetic error in small retail, and it compounds across every sale.
Markup is faster when you know your cost and need a price. Margin is more useful when comparing to industry benchmarks, reporting to investors, or targeting a gross margin percentage for the whole business. The two numbers describe the same profit from different angles, which is why knowing both matters and knowing only one is an accident waiting to happen.
The Gross Margin Calculator converts your markup into an actual margin percentage, and back again.
Markup % = ((Selling Price - Cost) / Cost) x 100. Buy for $20, sell for $30: ($30 - $20) / $20 x 100 = 50% markup. To set a price from a markup target, reverse it: Price = Cost x (1 + Markup%). For a 75% markup on a $20 item, that is $20 x 1.75 = $35.
A 30% markup means the price is 30% above cost. On a $100 item: $130 price, $30 gross profit. That profit is a 23% gross margin (30/130), not 30%. The distinction matters when your target is a margin percentage, not a markup percentage. They are not interchangeable.
Keystone markup is 100% over cost: double the wholesale price to set retail. A $25 wholesale product sells for $50, giving a 50% gross margin. Traditional retail has used this as a starting point for generations. It is a useful default, not a rule, and high-competition categories often need to go lower while specialty goods can go higher.
Identify your total cost per unit: materials, labor, allocated overhead. Decide on a markup that covers operating expenses and leaves a profit. Apply: Selling Price = Cost x (1 + Markup%). Then ask whether that price holds up in your market. If it does not, you have a cost problem, not a markup problem. Either way, calculate the resulting margin so you know what you are actually earning.

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