otl-compare-school-districts

Compare any US elementary school district boundaries and data, side-by-side in the same scale map, using this Mapbox GL JS tool with zoom sync. Map data layers by EdBuild.org.

Demo

https://ontheline.github.io/otl-compare-school-districts/index.html

Embedded in On The Line book

Background

• Expands on 2017 EdBuild US school district map https://edbuild.org/content/dividing-lines/main
• Replaces 2016 EdBuild US school district map http://viz.edbuild.org/maps/2016/dividing-lines-2014/
• See also original 2015 EdBuild US school district map http://maps.edbuild.org/DividingLines.html
• Replaces 2012 Google Maps v3 School District Comparison Viewer created with UConn MAGIC http://magic.lib.uconn.edu/otl/dualzoom_schooldistricts.html

Requires

• Mapbox access token (free use up to a limited number of views per month)
• http://EdBuild.org public Mapbox layers. EdBuild.org has always been planned as a 5-year project. Their scheduled closing date is June 30th 2020, but they plan to keep their map tile layers active. See also https://github.com/EdBuild

// EdBuild elementary school districts 2017
  var choroplethLayer = {
      id: 'E_2017',
      source: "src_unielem17",
      "source-layer": "SchoolDistricts_UE_17_data-0hffyk"

Credits

• Mapbox GL JS code developed by ilyankou with Jack Dougherty.
• Thanks to Sara Hodges and others at https://github.com/EdBuild for creating the US school districts map and poverty data layers, making them publicly available on MapBox, and encouraging collaboration.
• Thanks to Dan Swick at MapBox for great advice on the geocoder input values.