Headcount by Department — Free Treemap Template

This template visualizes headcount across your organization as a treemap, sizing each department's rectangle by its number of people so the biggest teams stand out instantly. The sample data shows a typical company split, with Engineering (85) dominating, followed by Sales (45), Support (35), and Marketing (28), down to smaller teams like Design, Finance, HR, and Legal. It is a fast starting point for showing where your people are concentrated without building a chart from scratch.

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Free to use on your own website — WordPress, Wix, or any platform. Paste one line and it works instantly, resizing to fit.

About This Treemap Template

This template visualizes headcount across your organization as a treemap, sizing each department's rectangle by its number of people so the biggest teams stand out instantly. The sample data shows a typical company split, with Engineering (85) dominating, followed by Sales (45), Support (35), and Marketing (28), down to smaller teams like Design, Finance, HR, and Legal. It is a fast starting point for showing where your people are concentrated without building a chart from scratch.

It's a ready-made Treemap you can open and edit in seconds — replace the sample numbers with your own, restyle it, and download a publication-ready image, all free and in your browser.

Template Data

This template ships with the sample data below. Open it in the editor to swap in your own figures:

DepartmentHeadcount
Engineering85
Sales45
Marketing28
Support35
Design18
HR12
Finance15
Legal8
Ops22

When to Use This Template

How to Use It

  1. Open the template — click "Open This Template in the Editor" to load it with its sample data.
  2. Edit the data — type your own labels and values, or paste a column straight from a spreadsheet.
  3. Customize & export — pick colors, add a title, then download as PNG, SVG, or PDF. No signup, no watermark.

Frequently Asked Questions

Can I replace the sample departments and numbers with my own?

Yes. Click Open in editor and edit the data table directly, change the department names like Engineering or Sales, update each headcount number, and add or remove rows. The treemap rectangles resize automatically as you type.

Is it free, and how do I save or share the chart?

It is completely free with no signup. You edit everything in your browser and export the finished treemap as a PNG, SVG, or PDF to drop into a slide deck, report, or email.

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