---
title: "d3-geo-scale-bar"
description: "Generates correct scale bars for projected geospatial data, accounting for distortion at the bar's location."
canonical: "https://vibing.inc/library/d3-geo-scale-bar-vg-0426"
category: "Data Visualization & Charts"
subcategory: "D3 plugins"
license: "MIT"
author: "Harry Stevens (@Harry_Stevens)"
source: "https://github.com/HarryStevens/d3-geo-scale-bar"
---

# d3-geo-scale-bar
Generates correct scale bars for projected geospatial data, accounting for distortion at the bar's location.
## Facts
- Source: https://github.com/HarryStevens/d3-geo-scale-bar
- Category: Data Visualization & Charts / D3 plugins
- Author: Harry Stevens (@Harry_Stevens)
- Licence: MIT
- Tags: cartography, scale-bar, geo, d3
## Why it's a gem
Most web maps ship a scale bar that is quietly wrong; this one isn't
---
Listed in The Vibeary: https://vibing.inc/library/d3-geo-scale-bar-vg-0426 · JSON: https://vibing.inc/api/public/library/gems/d3-geo-scale-bar-vg-0426