Microeconomics

Goodwill Calculator

Subtract the fair value of net assets from the purchase price of an acquisition to find goodwill.

  • Free
  • No sign-up
  • Updated for 2026

Price & net assets

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Enter the purchase price and net asset value to see goodwill.

Worked example

With these example inputs:

  • Purchase price$5,000,000
  • Fair value of net assets$3,500,000

Goodwill: $1,500,000

  • Purchase price$5,000,000
  • Fair value of net assets$3,500,000

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What this goodwill calculator does

This calculator finds the goodwill in a deal. You enter the purchase price and the fair value of net assets. The tool shows the figure in the currency you choose. It reveals the premium paid above the net assets. This is a key acquisition figure. You can run a few what-ifs. The result helps you judge a premium.

What goodwill is

Goodwill is the premium in an acquisition. It is the purchase price minus the fair value of net assets. So it is what you pay above the assets. It captures things like brand and staff. It appears on the buyer's balance sheet. It is an intangible asset. It appears in the currency you choose.

How it is calculated

The math here is easy to follow. You take the purchase price. Then you subtract the fair value of net assets. What remains is the goodwill. That is the premium paid. The calculator does this for you.

What the result tells you

The result shows the goodwill. A figure of one and a half million is the premium paid. A higher number means a bigger premium. A lower one means a smaller premium. So it shows what was paid above the assets. It puts the price against net assets. It is a clean premium figure.

Why goodwill matters

Goodwill shapes the buyer's balance sheet. It can be a large asset after a deal. It signals how much extra was paid. A huge figure can hint at overpaying. It must be tested for value each year. Investors watch it closely. It is core to deal analysis.

What goodwill represents

Goodwill stands for intangible value. It covers the brand and reputation. It covers loyal customers and skilled staff. These do not show as separate assets. Yet a buyer still pays for them. So goodwill captures that extra worth. It is more than bricks and cash.

Goodwill and impairment

Goodwill faces a yearly impairment test. The buyer checks if it still holds value. If the unit underperforms, goodwill is written down. That write-down hits reported profit. So a big impairment can shock the market. It often follows a deal that disappointed. Watch for these charges.

How to use it

Enter the purchase price first. Add the fair value of net assets next. Read the goodwill in your currency. See the premium above the assets. Then run it with new values. Compare a few deals. Use it to judge a premium.

The limits of goodwill

Goodwill has clear limits. It rests on the fair value estimate. That estimate can be hard to pin down. It is not a cash asset. It cannot be sold on its own. So treat the figure with caution. So use it thoughtfully.

Common mistakes to avoid

A common mistake is using book not fair value. Goodwill rests on fair value of net assets. Another is treating it as cash. Goodwill cannot be spent or sold alone. Some forget later impairment. Others ignore assumed liabilities. A clear number keeps you from these slips.

A final tip

Use this tool to judge a deal's premium. Remember it is price minus fair value of net assets. A large premium needs a clear reason. Watch for later impairment charges. Use fair value, not book value. Do not treat goodwill as cash. A careful pass makes the number reliable.

Frequently asked questions

How is goodwill calculated?

Subtract the fair value of the acquired net assets from the price paid. Paying $5,000,000 for a business with $3,500,000 of net assets creates $1,500,000 of goodwill.

What does goodwill represent?

It captures the premium over identifiable net assets, things like brand, customer relationships and reputation. It sits on the balance sheet and is tested for impairment.