diff --git a/google/resource_logging_metric.go b/google/resource_logging_metric.go
index f2c6dbe2447..bf641dc5a06 100644
--- a/google/resource_logging_metric.go
+++ b/google/resource_logging_metric.go
@@ -85,6 +85,11 @@ func resourceLoggingMetric() *schema.Resource {
 								},
 							},
 						},
+						"unit": {
+							Type:     schema.TypeString,
+							Optional: true,
+							Default:  "1",
+						},
 					},
 				},
 			},
@@ -456,6 +461,8 @@ func flattenLoggingMetricMetricDescriptor(v interface{}, d *schema.ResourceData)
 		return nil
 	}
 	transformed := make(map[string]interface{})
+	transformed["unit"] =
+		flattenLoggingMetricMetricDescriptorUnit(original["unit"], d)
 	transformed["value_type"] =
 		flattenLoggingMetricMetricDescriptorValueType(original["valueType"], d)
 	transformed["metric_kind"] =
@@ -464,6 +471,10 @@ func flattenLoggingMetricMetricDescriptor(v interface{}, d *schema.ResourceData)
 		flattenLoggingMetricMetricDescriptorLabels(original["labels"], d)
 	return []interface{}{transformed}
 }
+func flattenLoggingMetricMetricDescriptorUnit(v interface{}, d *schema.ResourceData) interface{} {
+	return v
+}
+
 func flattenLoggingMetricMetricDescriptorValueType(v interface{}, d *schema.ResourceData) interface{} {
 	return v
 }
@@ -652,6 +663,13 @@ func expandLoggingMetricMetricDescriptor(v interface{}, d TerraformResourceData,
 	original := raw.(map[string]interface{})
 	transformed := make(map[string]interface{})
 
+	transformedUnit, err := expandLoggingMetricMetricDescriptorUnit(original["unit"], d, config)
+	if err != nil {
+		return nil, err
+	} else if val := reflect.ValueOf(transformedUnit); val.IsValid() && !isEmptyValue(val) {
+		transformed["unit"] = transformedUnit
+	}
+
 	transformedValueType, err := expandLoggingMetricMetricDescriptorValueType(original["value_type"], d, config)
 	if err != nil {
 		return nil, err
@@ -676,6 +694,10 @@ func expandLoggingMetricMetricDescriptor(v interface{}, d TerraformResourceData,
 	return transformed, nil
 }
 
+func expandLoggingMetricMetricDescriptorUnit(v interface{}, d TerraformResourceData, config *Config) (interface{}, error) {
+	return v, nil
+}
+
 func expandLoggingMetricMetricDescriptorValueType(v interface{}, d TerraformResourceData, config *Config) (interface{}, error) {
 	return v, nil
 }
diff --git a/google/resource_logging_metric_generated_test.go b/google/resource_logging_metric_generated_test.go
index ca7407138b6..91a2a1b2960 100644
--- a/google/resource_logging_metric_generated_test.go
+++ b/google/resource_logging_metric_generated_test.go
@@ -56,6 +56,7 @@ resource "google_logging_metric" "logging_metric" {
   metric_descriptor {
     metric_kind = "DELTA"
     value_type = "DISTRIBUTION"
+    unit = "1"
     labels {
         key = "mass"
         value_type = "STRING"
diff --git a/website/docs/r/logging_metric.html.markdown b/website/docs/r/logging_metric.html.markdown
index 7942092c421..3a859be939c 100644
--- a/website/docs/r/logging_metric.html.markdown
+++ b/website/docs/r/logging_metric.html.markdown
@@ -48,6 +48,7 @@ resource "google_logging_metric" "logging_metric" {
   metric_descriptor {
     metric_kind = "DELTA"
     value_type = "DISTRIBUTION"
+    unit = "1"
     labels {
         key = "mass"
         value_type = "STRING"
@@ -133,6 +134,12 @@ The following arguments are supported:
 
 The `metric_descriptor` block supports:
 
+* `unit` -
+  (Optional)
+  The unit in which the metric value is reported. It is only applicable if the valueType is
+  `INT64`, `DOUBLE`, or `DISTRIBUTION`. The supported units are a subset of
+  [The Unified Code for Units of Measure](http://unitsofmeasure.org/ucum.html) standard
+
 * `value_type` -
   (Required)
   Whether the measurement is an integer, a floating-point number, etc.