Demographics data helpers for @esri/arcgis-rest-js

Usage no npm install needed!

<script type="module">
  import esriArcgisRestDemographics from 'https://cdn.skypack.dev/@esri/arcgis-rest-demographics';


npm version gzip bundle size Coverage Status apache 2.0 licensed


compact, modular JavaScript wrappers for the ArcGIS REST API that run in Node.js and modern browsers.

Table of Contents


import { request } from "@esri/arcgis-rest-request";

const url =

request(url).then((response) => {
  console.log(response); // WebMap JSON

API Reference

The documentation is published at http://esri.github.io/arcgis-rest-js/ (source code here).


You can install dependencies (and bootstrap lerna) by cloning the repository and running:

npm install

Afterward, for a list of all available commands run npm run.

Some useful commands include:

  • npm test runs all the tests and confirms the API is functioning as expected.
  • There is also a Debug Node Tests configuration in the .vscode/launch.json which will run the Node tests in the VS Code debugger.
  • npm run docs:serve will run the documentation site locally at http://localhost:3000/arcgis-rest-js/
  • npm run build will created UMD bundles for all the packages
  • npm run dev -- <esm|node|umd> <glob> will re-run the specified build type anytime the source code changes. Example: npm run dev -- umd @esri/*


Frequently Asked Questions


If something isn't working the way you expected, please take a look at previously logged issues first. Have you found a new bug? Want to request a new feature? We'd love to hear from you.

If you're looking for help you can also post issues on Stack Overflow with the esri-oss tag.


For transparency into the release cycle and in striving to maintain backward compatibility, @esri/arcgis-rest-js is maintained under Semantic Versioning guidelines and will adhere to these rules whenever possible.

For more information on SemVer, please visit http://semver.org/.


Esri welcomes contributions from anyone and everyone. Please see our guidelines for contributing.


Copyright © 2017-2021 Esri

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at


Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

A copy of the license is available in the repository's LICENSE file.