Low bandwidth maps

Pass a format value to tileLayers to request a lower quality tiles in areas of low bandwidth. See a full list of supported formats from our Core API Documentation.

<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>Low bandwidth maps</title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<script src='https://api.mapbox.com/mapbox.js/v3.1.0/mapbox.js'></script>
<link href='https://api.mapbox.com/mapbox.js/v3.1.0/mapbox.css' rel='stylesheet' />
<style>
  body { margin:0; padding:0; }
  #map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<div id='map'></div>

<script>
L.mapbox.accessToken = '<your access token here>';
// Downsample tiles for faster load times on slow internet connections by
// adjusting the format property in tileLayer. See
// https://www.mapbox.com/developers/api/static/#format for all options.
var map = L.mapbox.map('map', 'mapbox.streets', {
    tileLayer: {format: 'jpg70'}
}).setView([37.7762, -122.4299], 13);

// If you wanted to add tileLayer after L.mapbox.map, use:
// L.mapbox.tileLayer('examples.map-8ced9urs')
//    .setFormat('jpg70')
//    .addTo(map);
</script>
to create your own custom map and use it in this example.
Use this example by copying its source into your own HTML page and replacing the Map ID with one of your own from your projects. Having trouble with JavaScript? Try out Codecademy or contact our support team.
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