diff --git a/addressfield.module b/addressfield.module
index 177d92b..243fc39 100644
--- a/addressfield.module
+++ b/addressfield.module
@@ -235,6 +235,26 @@ function _addressfield_render_address(&$format, $address) {
 }
 
 /**
+ * Helper function to get the field's properties' attributes array for use in
+ * format plugins. Returned array contains class and microdata attributes.
+ */
+function _addressfield_get_attributes($microdata = array()) {
+  $attributes = array();
+
+  foreach (array_keys(addressfield_data_property_info()) as $property) {
+    // If microdata is enabled, include the microdata attributes.
+    if (module_exists('microdata') && !empty($microdata[$property])) {
+      $attributes[$property] = $microdata[$property]['#attributes'];
+    }
+
+    // Add the class.
+    $attributes[$property]['class'] = array(str_replace('_', '-', $property));
+  }
+
+  return $attributes;
+}
+
+/**
  * @} End of "ingroup addressfield_format"
  */
 
@@ -306,6 +326,7 @@ function addressfield_field_info() {
     'default_formatter' => 'addressfield_default',
     'property_type' => 'addressfield',
     'property_callbacks' => array('addressfield_property_info_callback'),
+    'microdata' => TRUE,
   );
 
   return $fields;
@@ -604,6 +625,15 @@ function addressfield_field_formatter_view($entity_type, $entity, $field, $insta
   $settings = $display['settings'];
   $element = array();
 
+  // If the microdata module is enabled, get the microdata attributes from the
+  // entity variable. Otherwise, initialize an empty array.
+  if (module_exists('microdata') && isset($entity->microdata[$field['field_name']])) {
+    $microdata = $entity->microdata[$field['field_name']];
+  }
+  else {
+    $microdata = array();
+  }
+
   switch ($display['type']) {
     case 'addressfield_default':
       if (!empty($settings['use_widget_handlers'])) {
@@ -620,6 +650,7 @@ function addressfield_field_formatter_view($entity_type, $entity, $field, $insta
           'instance' => $instance,
           'langcode' => $langcode,
           'delta' => $delta,
+          'microdata' => $microdata,
         );
         $element[$delta] = addressfield_generate($address, $handlers, $context);
       }
@@ -702,6 +733,7 @@ function addressfield_data_property_info($name = NULL) {
       'type' => 'text',
       'getter callback' => 'entity_property_verbatim_get',
       'setter callback' => 'entity_property_verbatim_set',
+      'microdata' => TRUE,
     );
   }
 
@@ -709,6 +741,56 @@ function addressfield_data_property_info($name = NULL) {
 }
 
 /**
+ * Implements hook_microdata_value_type_alter().
+ */
+function addressfield_microdata_value_type_alter(&$types) {
+  $types['addressfield'] = 'item';
+}
+
+ /**
+ * Implements hook_microdata_field_defaults.
+ *
+ * Sets default mappings for different vocabularies; for example, schema.org.
+ * This enables fields to provide mappings for different use cases.
+ */
+function addressfield_microdata_field_defaults() {
+  $field_settings = array();
+
+  // Add the vocabulary terms that are used to describe the data. Multiple
+  // schemes can be defined, allowing the user to choose which mapping to use.
+  // The array key is used to choose which mapping to use in the field instance
+  // settings form.
+  $field_settings['default_mappings']['schema.org'] = array(
+    '#itemprop'    => array('address'),
+    '#itemtype'    => 'http://schema.org/PostalAddress',
+    'name_line' => array(
+      '#itemprop' => array('name'),
+    ),
+    'organization_name' => array(
+      '#itemprop' => array('name'),
+    ),
+    'premise' => array(
+      '#itemprop' => array('streetAddress'),
+    ),
+    'locality'  => array(
+      '#itemprop'    => array('addressLocality'),
+    ),
+    'administrative_area' => array(
+      '#itemprop'    => array('addressRegion'),
+    ),
+    'postal_code' => array(
+      '#itemprop' => array('postalCode'),
+    ),
+    'country'     => array(
+      '#itemprop'    => array('addressCountry'),
+    ),
+  );
+
+  return $field_settings;
+
+}
+
+/**
  * Wraps country_get_list() for use as an Entity API options list.
  */
 function _addressfield_country_options_list($field = NULL, $instance = NULL) {
diff --git a/plugins/format/address.inc b/plugins/format/address.inc
index d7745ab..02c068a 100644
--- a/plugins/format/address.inc
+++ b/plugins/format/address.inc
@@ -22,6 +22,16 @@ function addressfield_format_address_generate(&$format, $address, $context = arr
   // for international shipping. We extend it with country-specific heuristics
   // below.
 
+  // Get class and microdata attributes. If this is the form view,
+  // $context['microdata'] will not be set, so call without microdata to get
+  // the classes.
+  if (isset($context['microdata'])) {
+    $attributes = _addressfield_get_attributes($context['microdata']);
+  }
+  else {
+    $attributes = _addressfield_get_attributes();
+  }
+
   // The street block.
   $format['street_block'] = array(
     '#type' => 'addressfield_container',
@@ -31,7 +41,7 @@ function addressfield_format_address_generate(&$format, $address, $context = arr
   $format['street_block']['thoroughfare'] = array(
     '#title' => t('Address 1'),
     '#tag' => 'div',
-    '#attributes' => array('class' => array('thoroughfare')),
+    '#attributes' => $attributes['thoroughfare'],
     '#size' => 30,
     // The #required will be automatically set to FALSE when processing.
     '#required' => TRUE,
@@ -39,7 +49,7 @@ function addressfield_format_address_generate(&$format, $address, $context = arr
   $format['street_block']['premise'] = array(
     '#title' => t('Address 2'),
     '#tag' => 'div',
-    '#attributes' => array('class' => array('premise')),
+    '#attributes' => $attributes['premise'],
     '#size' => 30,
   );
   $format['locality_block'] = array(
@@ -52,20 +62,20 @@ function addressfield_format_address_generate(&$format, $address, $context = arr
     '#title' => t('Postal Code'),
     '#size' => 10,
     '#required' => TRUE,
-    '#attributes' => array('class' => array('postal-code')),
+    '#attributes' => $attributes['postal_code'],
   );
   $format['locality_block']['locality'] = array(
     '#title' => t('City'),
     '#size' => 30,
     '#required' => TRUE,
     '#prefix' => ' ',
-    '#attributes' => array('class' => array('locality')),
+    '#attributes' => $attributes['locality'],
   );
   $format['country'] = array(
     '#title' => t('Country'),
     '#options' => _addressfield_country_options_list(),
     '#required' => TRUE,
-    '#attributes' => array('class' => array('country')),
+    '#attributes' => $attributes['country'],
     '#weight' => 100,
   );
 
diff --git a/plugins/format/name-full.inc b/plugins/format/name-full.inc
index 0dbe6a0..cf9b16d 100644
--- a/plugins/format/name-full.inc
+++ b/plugins/format/name-full.inc
@@ -17,7 +17,17 @@ $plugin = array(
  *
  * @see CALLBACK_addressfield_format_callback()
  */
-function addressfield_format_name_full_generate(&$format, $address) {
+function addressfield_format_name_full_generate(&$format, $address, $context = array()) {
+  // Get class and microdata attributes. If this is the form view,
+  // $context['microdata'] will not be set, so call without microdata to get
+  // the classes.
+  if (isset($context['microdata'])) {
+    $attributes = _addressfield_get_attributes($context['microdata']);
+  }
+  else {
+    $attributes = _addressfield_get_attributes();
+  }
+
   $format['name_block'] = array(
     '#type' => 'addressfield_container',
     '#attributes' => array('class' => array('addressfield-container-inline', 'name-block')),
@@ -27,13 +37,13 @@ function addressfield_format_name_full_generate(&$format, $address) {
     '#title' => t('First name'),
     '#size' => 30,
     '#required' => TRUE,
-    '#attributes' => array('class' => array('first-name')),
+    '#attributes' => $attributes['first_name'],
   );
   $format['name_block']['last_name'] = array(
     '#title' => t('Last name'),
     '#size' => 30,
     '#required' => TRUE,
     '#prefix' => ' ',
-    '#attributes' => array('class' => array('last-name')),
+    '#attributes' => $attributes['last_name'],
   );
 }
diff --git a/plugins/format/name-oneline.inc b/plugins/format/name-oneline.inc
index c1c5a29..88b4380 100644
--- a/plugins/format/name-oneline.inc
+++ b/plugins/format/name-oneline.inc
@@ -17,7 +17,17 @@ $plugin = array(
  *
  * @see CALLBACK_addressfield_format_callback()
  */
-function addressfield_format_name_oneline_generate(&$format, $address) {
+function addressfield_format_name_oneline_generate(&$format, $address, $context = array()) {
+  // Get class and microdata attributes. If this is the form view,
+  // $context['microdata'] will not be set, so call without microdata to get
+  // the classes.
+  if (isset($context['microdata'])) {
+    $attributes = _addressfield_get_attributes($context['microdata']);
+  }
+  else {
+    $attributes = _addressfield_get_attributes();
+  }
+
   $format['name_block'] = array(
     '#type' => 'addressfield_container',
     '#attributes' => array('class' => array('addressfield-container-inline', 'name-block')),
@@ -26,7 +36,7 @@ function addressfield_format_name_oneline_generate(&$format, $address) {
   $format['name_block']['name_line'] = array(
     '#title' => t('Full name'),
     '#tag' => 'div',
-    '#attributes' => array('class' => array('name-block')),
+    '#attributes' => $attributes['name_line'],
     '#size' => 30,
     '#required' => TRUE,
   );
diff --git a/plugins/format/organisation.inc b/plugins/format/organisation.inc
index c069a4c..1e53fbd 100644
--- a/plugins/format/organisation.inc
+++ b/plugins/format/organisation.inc
@@ -17,7 +17,17 @@ $plugin = array(
  *
  * @see CALLBACK_addressfield_format_callback()
  */
-function addressfield_format_organisation_generate(&$format, $address) {
+function addressfield_format_organisation_generate(&$format, $address, $context = array()) {
+  // Get class and microdata attributes. If this is the form view,
+  // $context['microdata'] will not be set, so call without microdata to get
+  // the classes.
+  if (isset($context['microdata'])) {
+    $attributes = _addressfield_get_attributes($context['microdata']);
+  }
+  else {
+    $attributes = _addressfield_get_attributes();
+  }
+
   $format['organisation_block'] = array(
     '#type' => 'addressfield_container',
     '#attributes' => array('class' => array('addressfield-container-inline', 'name-block')),
@@ -26,6 +36,6 @@ function addressfield_format_organisation_generate(&$format, $address) {
   $format['organisation_block']['organisation_name'] = array(
     '#title' => t('Company'),
     '#size' => 30,
-    '#attributes' => array('class' => array('organisation-name')),
+    '#attributes' => $attributes['organisation_name'],
   );
 }