New pricing changes will go into effect starting July 16, 2018. For more information, check out the Guide for Existing Users.

KML feature details

Read the documentation or view this example fullscreen.

function initMap() {
  var map = new google.maps.Map(document.getElementById('map'), {
    zoom: 12,
    center: {lat: 37.06, lng: -95.68}
  });

  var kmlLayer = new google.maps.KmlLayer({
    url: 'http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml',
    suppressInfoWindows: true,
    map: map
  });

  kmlLayer.addListener('click', function(kmlEvent) {
    var text = kmlEvent.featureData.description;
    showInContentWindow(text);
  });

  function showInContentWindow(text) {
    var sidediv = document.getElementById('content-window');
    sidediv.innerHTML = text;
  }
}
<div id="map"></div>
<div id="content-window"></div>
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}
#map {
  float: left;
  height: 100%;
  width: 79%;
}
#content-window {
  float: left;
  font-family: 'Roboto','sans-serif';
  height: 100%;
  line-height: 30px;
  padding-left: 10px;
  width: 19%;
}
<!-- Replace the value of the key parameter with your own API key. -->
<script async defer
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCkUOdZ5y7hMm0yrcCQoCvLwzdM6M8s5qk&callback=initMap">
</script>

Try it yourself

Hover at top right of the code block to copy the code or open it in JSFiddle.

<!DOCTYPE html>
<html>
  <head>
    <meta name="viewport" content="initial-scale=1.0">
    <meta charset="utf-8">
    <title>KML feature details</title>
    <style>
      html, body {
        height: 100%;
        margin: 0;
        padding: 0;
      }
      #map {
        float: left;
        height: 100%;
        width: 79%;
      }
      #content-window {
        float: left;
        font-family: 'Roboto','sans-serif';
        height: 100%;
        line-height: 30px;
        padding-left: 10px;
        width: 19%;
      }
    </style>
  </head>
  <body>
    <div id="map"></div>
    <div id="content-window"></div>
    <script>

      function initMap() {
        var map = new google.maps.Map(document.getElementById('map'), {
          zoom: 12,
          center: {lat: 37.06, lng: -95.68}
        });

        var kmlLayer = new google.maps.KmlLayer({
          url: 'http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml',
          suppressInfoWindows: true,
          map: map
        });

        kmlLayer.addListener('click', function(kmlEvent) {
          var text = kmlEvent.featureData.description;
          showInContentWindow(text);
        });

        function showInContentWindow(text) {
          var sidediv = document.getElementById('content-window');
          sidediv.innerHTML = text;
        }
      }
    </script>
    <script async defer
    src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
    </script>
  </body>
</html>

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Maps JavaScript API
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