Visualize structure with animated hierarchy charts
Treemaps and other hierarchy charts are perfect for visualizing how categories break down, and how they relate to the bigger picture. Whether you're working with population data, budgets, or file systems, this template helps you explore and explain nested data with ease.
With Flourish, you can build interactive, zoomable treemaps, sunbursts, packed circles, radial trees, and drill-down bar charts – all with no code required.
Explore hierarchy chart templates
USE CASES
Make complex data structures easy to explore
Interactive treemap charts help you see what fits where — and why it matters
Break down large datasets
Use treemaps, sunbursts, or packed circles to show how categories and subcategories contribute to the whole.
Visualize nested relationships
Reveal parent-child hierarchies like folders, org charts, or classification systems using radial trees or drill-down bar charts.
Explore data across multiple levels
Let users zoom into deeper layers or toggle filters to understand the structure behind the numbers – ideal for dashboards or interactive storytelling.
FEATURES
Everything you need to visualize hierarchical data
Powerful features that make data visualization easy and beautiful
No coding required
Build interactive treemaps, sunbursts, radial trees and more – all from a spreadsheet.
Switch with one click
Switch between treemap, sunburst, radial trees and more with a single click.
Zoomable levels
Let viewers explore parent-child structures by zooming in and out.
Storytelling modes
Walk your audience through the data using slides or scroll-triggered reveals.
Custom colors & filters
Highlight key categories, override colors by rule, and filter by any variable.
Easy to embed
Charts adapt to any screen and can be embedded anywhere with no extra setup.
Treemap with highlight
Use color overrides to spotlight key categories within your treemap.
Packed circles
Visualize hierarchy using nested circles to show group size and relationships.
Sunburst diagram
Display layers of hierarchy in concentric rings – great for showing depth and structure.
Hierarchical bars
Use stacked bars to explore grouped data step by step – like a visual pivot table.
RESOURCES
Data visualization resources
Tips, guides, and resources to make your interactive treemaps even more effective
Hierarchy charts 101
A step-by-step guide of how to get started with our Hierarchy template
Learn more →
Frequently asked questions
Treemaps are designed to visualize data with parent-child relationships — like categories and subcategories. Use them when you want to explore how groups break down, compare their sizes, or reveal structure within complex datasets.
Flourish supports five types: treemaps, packed circles, sunburst charts, radial trees, and hierarchical bar charts. You can switch between them in one template with just a few clicks. Try it out now.
Flourish makes it easy to create interactive, zoomable treemaps — no coding needed. Customize how many hierarchy levels to show, choose how to size each tile, and control colors, filters, and popups. You can even switch to other hierarchy views like sunburst or radial tree in a single click. Everything’s responsive, fully customizable, and ready to embed anywhere.
Flourish offers a free plan that’s perfect for exploring interactive data storytelling. You’ll get access to the full range of visualization types available in Flourish (including Hierarchy graphs), unlimited projects, full privacy for your unpublished work, plus helpful support resources.
If you’re an individual creating presentations and reports, our Presenter plan might be the right fit. It includes access to the Flourish app within Canva, along with image and SVG export options for your visualizations.
And if you’re ready to create fully branded visuals without attribution, collaborate across teams, connect your systems via API, and unlock advanced storytelling features like scrollytelling, our premium plans are designed for you. Reach out to our team to find the best option for your business.
Once you publish your Flourish visualization, you’ll get a responsive embed code you can paste anywhere HTML is supported – from WordPress and Medium to custom CMS platforms. Your chart will look great on any screen size, no extra setup needed.
Every project also comes with a unique URL, so you can easily share your work on social media or link to it directly.
