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Population & Data

Demographic Dividend Window

When a country's working-age share peaks, and how long the window lasts.

Quick answer

A country with a median age of 25 and fertility of 3.0 opens its demographic dividend window in about six years and holds it for roughly 30 — the only period in which a youth bulge pays.

Free tool

Demographic Dividend Window

Embed this toolFree on any site, including commercial ones. The credit link must stay visible.

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Frequently asked

Is the Demographic Dividend Window free?

Yes. Every tool on AlphaBetaMinds is free, needs no account and has no usage limit.

Does this tool store what I type?

No. It runs entirely in your browser. Your inputs are never sent to our server, and nothing is logged.

How accurate is it?

It uses the McCrindle generation boundaries (Gen Alpha 2010–2024, Gen Beta 2025–2039) and UN World Population Prospects vital rates. Sources and formulas are on our methodology page.

Can I use the result in an article or report?

Yes, with a credit and a link back to this page. See our terms of use for the full licence.