GDP Calculator

Y = C + I + G + (X − M), plus real-GDP deflator math.

Consumption C

Investment I

Government G

Exports X

Imports M

GDP deflator (optional)

Nominal GDP

21,100

How the GDP Calculator works

The calculation follows the standard method used across the US — no shortcuts, no hidden assumptions. Here is exactly what happens behind the scenes:

How does the GDP Calculator work?

Enter your numbers above and results update instantly using standard formulas, computed entirely on your device.

Is the GDP Calculator free to use?

Yes — completely free with no signup required, and it works on phones, tablets, and desktops.

See what a US dollar amount from any year since 1970 is worth today, based on Consumer Price Index data.

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