Location & Data

Population Growth Calculator

Calculate population change, percent growth and annualized growth between two population counts.

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How to use this population growth calculator

Enter the requested values above and select Calculate. Change the inputs to compare scenarios.

Formula and method

Percent growth = (end − start) ÷ start. CAGR = (end ÷ start)^(1/years) − 1.

Example

A population rising from 100,000 to 115,000 over five years grew 15% overall.

What this calculator is useful for

Calculate population change, percent growth and annualized growth between two population counts.

Frequently asked questions

What does this calculator do?

Calculate population change, percent growth and annualized growth between two population counts.

What data or formula does it use?

Formula-only tool. Enter counts from the Census Bureau or another source appropriate to your analysis.

Is it free?

Yes. ERICH Calculators is free to use and no account is required.

Source & assumptions

Reference and limitation

Formula-only tool. Enter counts from the Census Bureau or another source appropriate to your analysis.

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Method, assumptions & corrections

See how formulas, sources and limitations are handled across ERICH Calculators.