Commission Calculator
Calculate sales commission from a flat rate or tiered rates, find a commission rate, or work out the sales you need to hit an earnings goal, with base salary and commission splits
Last updated: November 11, 2026
How to Use the Commission Calculator
How to use the commission calculator
- Choose what to calculate. Pick a flat-rate commission, a tiered commission, the rate you were paid, or the sales you need to reach a target.
- Enter the sales amount. Use the total sales, revenue or sale price the commission is based on.
- Enter the rate or the tiers. For a tiered plan, set where tier 1 and tier 2 end and the rate for each tier. Anything above tier 2 is paid at the tier 3 rate.
- Add a base salary (optional). Enter your salary for the same period, such as a month, to see your total pay.
- Set your share for split commissions. Open the advanced options if you keep only part of the commission, for example after a brokerage split.
The results show the commission, your share, the effective rate for tiered plans, total pay, and a summary in plain words. Commissions are usually taxed as ordinary income, so the amount you take home will be lower.
Formula & Methodology
How to calculate commission
A commission is a share of the sale paid to the person who made it. For a flat commission rate, multiply the sales amount by the rate:
Commission = Sales amount × Commission rate
Example: $50,000 in sales at a 5% commission rate pays 50,000 × 0.05 = $2,500.
Finding the commission rate
If you know what you were paid, divide the commission by the sales and multiply by 100:
Commission rate = (Commission ÷ Sales) × 100
Example: $1,200 of commission on $30,000 of sales is 1,200 ÷ 30,000 × 100 = 4%.
Sales needed for a target
To plan how much you need to sell, divide your commission goal by the rate:
Sales needed = Target commission ÷ Commission rate
Example: to earn $3,000 at a 6% rate you need 3,000 ÷ 0.06 = $50,000 in sales.
Tiered (graduated) commission
In a tiered plan, each rate applies only to the sales inside its own band, and the amounts are added together. Take a plan that pays 5% on the first $1,000, 10% from $1,000 to $2,500 and 15% above $2,500. On $3,000 of sales:
- Tier 1: $1,000 × 5% = $50
- Tier 2: $1,500 × 10% = $150
- Tier 3: $500 × 15% = $75
- Total commission: $275, an effective rate of about 9.17%
Some plans instead pay the higher rate on every dollar once you pass a threshold. Check your compensation plan to see which method it uses.
Base salary and splits
With a base salary plus commission, total pay is simply the salary plus the commission for the same period. When a commission is split, as is common in real estate, multiply the commission by your share. A 5% commission on a $400,000 home is $20,000, and an agent who keeps 50% of that receives $10,000.
About Commission Calculator
Our commission calculator is a free, easy-to-use tool designed to help you calculate sales commission from a flat rate or tiered rates, find a commission rate, or work out the sales you need to hit an earnings goal, with base salary and commission splits. For professionals or those who need quick calculations, our calculator provides accurate results instantly.
Frequently Asked Questions
How do you calculate commission?
Multiply the sales amount by the commission rate written as a decimal. For example, a 7% commission on $20,000 of sales is 20,000 × 0.07 = $1,400.
How do I work out my commission percentage?
Divide the commission you received by the total sales, then multiply by 100. If you earned $900 on $15,000 of sales, your commission rate is 900 ÷ 15,000 × 100 = 6%.
What is a tiered commission?
A tiered, or graduated, commission pays a higher rate as sales grow. Each rate applies only to the sales inside its band, then the amounts are added up. It rewards people who sell more without raising the rate on their first sales.
What is a typical commission rate?
It varies by industry. Retail and many sales roles pay roughly 2% to 10%, software and other high-margin sales often pay 10% or more, and US real estate commissions have traditionally totaled about 5% to 6% of the sale price, split between the agents and their brokerages.
How is real estate commission calculated?
Multiply the sale price by the commission rate to get the total commission, then apply each split. A 5% commission on a $400,000 home is $20,000. If that is shared equally between two brokerages, and your agent keeps 70% of their brokerage's half, the agent receives $7,000.
Is commission included in salary?
Commission is usually paid on top of any base salary. In a base plus commission plan, total pay equals the salary plus the commission earned for the period. Some roles are commission-only, with no base salary at all.
Is commission taxed differently from salary?
In the US, commissions count as ordinary income and are taxed at your normal rate. They are often paid as supplemental wages, so the amount withheld from each payment can differ from your regular paycheck, but the final tax owed is the same.
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