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Free Contractor Markup Calculator - Markup vs Margin (2026)

Markup vs margin explained with a free calculator. See the difference, convert between them instantly, and find the right profit target for any contractor job.

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What do you want to calculate?

Enter cost and markup to find selling price

$

Materials + labor + subs + expenses

%

Percentage added on top of cost

%

Office, insurance, vehicles, admin

Markup to Margin Quick Reference

Common conversions every contractor should know.

Markup %Margin %
10%9.1%
15%13%
20%16.7%
25%20%
30%23.1%
35%25.9%
40%28.6%
43%30.1%
50%33.3%
54%35.1%
67%40.1%
75%42.9%
100%50%

Highlighted rows show the markup needed for 30%, 35%, and 40% margin targets.

Quick Answer: Markup vs Margin

Last updated: 2026-03-24

Markup vs margin: Markup is profit divided by cost. Margin is profit divided by selling price. They are never the same number. A 50% markup only gives you a 33.3% margin. A 30% markup gives you just 23% margin. This is the most common pricing mistake contractors make. Enter your cost above to convert markup to margin (or margin to markup) instantly.

What's the Difference Between Markup and Margin?

Markup and margin both measure profit, but from different starting points. Markup is based on your cost. Margin is based on the selling price. That one difference changes everything about how the numbers work.

Worked Example: $20,000 Kitchen Remodel

Say your total cost on a kitchen remodel is $20,000 and you apply a 50% markup.

  • Selling price: $20,000 x 1.50 = $30,000
  • Gross profit: $30,000 - $20,000 = $10,000
  • Markup: $10,000 / $20,000 = 50% (profit / cost)
  • Margin: $10,000 / $30,000 = 33.3% (profit / selling price)

You applied a 50% markup, but your actual margin is only 33.3%. That gap catches a lot of contractors off guard.

Why This Matters for Contractors

If you tell your accountant you want a 30% margin but you are applying a 30% markup, you are actually earning 23% margin. Over a year of jobs, that 7-point gap can mean tens of thousands of dollars in missing profit.

The fix is simple: know which number you are using, and convert between them with the calculator above or the Profit Margin Calculator.

Contractor Markup & Margin Guide

The numbers behind profitable contractor pricing. Margin targets by trade, markup conversion shortcuts, and common mistakes to avoid.

What Markup Should a Contractor Use?

Most residential contractors need a 40–67% markup on costs to achieve a healthy 30–40% profit margin.

  • 30% margin requires 42.9% markup (multiply cost × 1.43)
  • 35% margin requires 53.8% markup (multiply cost × 1.54)
  • 40% margin requires 66.7% markup (multiply cost × 1.67)

The most common mistake: confusing a 30% markup with a 30% margin. A 30% markup only yields a 23% margin — well below what most contractors need to cover overhead and profit.

Key Takeaways

  • 30% margin = 43% markup (not 30%)
  • Residential remodelers should target 30–40% margin
  • 30% markup only yields 23% actual margin

Markup vs. Margin: The Critical Difference

Markup is calculated on cost; margin is calculated on selling price. They are never the same number.

  • Markup formula: (Selling Price - Cost) ÷ Cost × 100
  • Margin formula: (Selling Price - Cost) ÷ Selling Price × 100
  • Example: $10,000 cost + 50% markup = $15,000 price = 33.3% margin

To convert: Margin = Markup ÷ (1 + Markup). Or use the shortcut: Selling Price = Cost ÷ (1 - Desired Margin).

Key Takeaways

  • Markup is based on cost, margin on revenue
  • 50% markup = 33.3% margin
  • Price = Cost ÷ (1 - Desired Margin)

Recommended Margins by Contractor Type

Margin targets vary by trade and project type. Service trades command higher margins than general contracting.

  • New home builders: 15–25% gross margin
  • Commercial GC: 10–20% gross margin
  • Residential remodelers: 30–40% gross margin
  • Service trades (plumbing, HVAC, electrical): 40–50% gross margin
  • Handyman/small jobs: 40–60% gross margin

Gross margin must cover all overhead (office, trucks, insurance, admin staff) AND your net profit. If overhead is 25%, you need 35%+ gross margin to survive.

Key Takeaways

  • Residential remodelers: 30–40% gross margin
  • Service trades: 40–50% gross margin
  • Gross margin must cover overhead + net profit

Markup to Margin Conversion Table

Use this to find the markup that hits your target margin, or to check what margin your current markup is actually producing.

Markup % Margin % Multiplier $10K Cost Sells For
10%9.1%1.10$11,000
20%16.7%1.20$12,000
30%23.1%1.30$13,000
43%30.0%1.43$14,300
50%33.3%1.50$15,000
54%35.0%1.54$15,400
67%40.0%1.67$16,700
100%50.0%2.00$20,000

Highlighted rows = common residential remodeler targets (30% and 35% margin).

Markup Mistakes That Cost Contractors Money

  • Using markup and margin interchangeably. A 30% markup is not a 30% margin. Contractors who confuse the two consistently underprice jobs without realizing it.
  • Not tracking overhead before setting markup. If your overhead runs 20% of revenue and you are only marking up 25%, you are working for a 5% net margin. Calculate your overhead rate first, then set a markup that clears it.
  • Lowering markup to win bids. Dropping 5% off your markup to match a competitor often means working for free once overhead is factored in. Compete on value, not price.
  • Forgetting to mark up subs and materials. If you pass through subcontractor costs at face value, you are carrying scheduling risk and liability with zero margin. Mark up subs and materials at least 10-20%.
  • Using one markup rate for all job sizes. A quick punch-list job has higher overhead per dollar than a large remodel. Adjust your markup based on job complexity and duration, not just cost.

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How to Use This Calculator

Choose Your Calculation Mode

Pick "Cost + Markup" to price a job, "Cost + Desired Margin" to find the markup needed for a target margin, or "Selling Price + Cost" to analyze a completed job.

Enter Your Numbers

Input your total job cost (materials, labor, subs, and expenses). Then enter your markup percentage, target margin, or selling price depending on the mode you chose.

Add Overhead (Optional)

Enter your overhead rate to see net profit after office costs, insurance, vehicles, and admin expenses are factored in.

Review Your Results

See your selling price, gross profit, markup percentage, and profit margin side by side. If overhead is entered, you also get net profit and net margin.

Markup & Margin Formulas

Selling Price = Cost × (1 + Markup%/100)
Selling Price = Cost ÷ (1 − Margin%/100)
Markup% = Margin% ÷ (1 − Margin%/100)
Margin% = Markup% ÷ (1 + Markup%/100)

Where:

Cost
= Total job cost (materials + labor + subs + expenses)
Markup%
= Percentage added on top of cost
Margin%
= Profit as a percentage of selling price
Overhead%
= Business expenses as a percentage of revenue (office, insurance, admin)
Net Profit
= Gross profit minus overhead costs

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Frequently Asked Questions

Why is my 30% markup only giving me a 23% profit margin?

Because markup and margin are calculated differently. Markup is a percentage of your cost, while margin is a percentage of the selling price. A 30% markup on a $10,000 job means you add $3,000 to get $13,000. But $3,000 profit on a $13,000 sale is only 23.1% margin. To hit a 30% margin, you need a 43% markup.

What markup do I need for a 35% profit margin?

You need a 53.8% markup to achieve a 35% margin. The formula is: Markup = Margin / (1 - Margin). So 0.35 / (1 - 0.35) = 0.538, or 53.8%. Use the "Cost + Desired Margin" mode in the calculator above to verify this with your actual job costs.

Should I include overhead in my markup or track it separately?

Both approaches work, but tracking overhead separately gives you clearer visibility into your true profitability. Many contractors use a two-step method: apply markup to cover profit, then use the overhead field in this calculator to verify that their gross margin exceeds their overhead rate. If your overhead runs 20-25% of revenue, you need at least a 30%+ gross margin to turn a net profit.

How do I price change orders using markup?

Apply the same markup percentage you used for the original bid. Calculate the additional materials, labor, and time, then mark it up consistently. The "Cost + Markup" mode works well for this. Some contractors add a small premium (2-5%) on change orders to account for the disruption to scheduling and workflow.

What if my competitor is charging less than my calculated price?

Do not lower your markup to match. Contractors who underprice to win bids often skip overhead recovery and end up losing money. Instead, focus on communicating value: quality of materials, warranty, licensing, insurance, and track record. If you consistently lose bids, look at reducing your costs (better supplier pricing, efficient crews) rather than cutting your margin.

What is markup in construction contracting?

Markup is the percentage added on top of your total job cost to arrive at the selling price. For example, a $10,000 cost with a 50% markup becomes a $15,000 bid price. Markup covers overhead expenses and profit. It is different from margin, which measures profit as a percentage of the selling price rather than cost.

How do I calculate a 20% markup on materials?

Multiply the material cost by 1.20. A $2,500 material order marked up 20% becomes $3,000. Many contractors mark up materials separately from labor. Common material markup rates run 10-25% for residential work, depending on order size and supplier terms. Use the "Cost + Markup" mode above to run any markup calculation instantly.

What is markup vs margin in simple terms?

Markup is how much you add on top of your cost. Margin is how much profit you keep from the selling price. If a job costs you $10,000 and you sell it for $15,000, your markup is 50% ($5,000 / $10,000) but your margin is 33.3% ($5,000 / $15,000). Same dollar profit, two different percentages. Markup always looks bigger than margin for the same job.

Is 50% markup the same as 50% margin?

No. A 50% markup produces a 33.3% margin. They sound similar but the math is very different. With a 50% markup on a $10,000 cost, you sell for $15,000 and keep $5,000 profit. That $5,000 is 50% of your cost (markup) but only 33.3% of your $15,000 selling price (margin). To actually achieve a 50% margin, you would need a 100% markup, doubling your cost.

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