diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/StorageApiServlet.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/StorageApiServlet.java
index 142b99b..8dd4290 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/StorageApiServlet.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/StorageApiServlet.java
@@ -31,6 +31,8 @@
 import org.apache.asterix.common.replication.IPartitionReplica;
 import org.apache.asterix.common.storage.IReplicaManager;
 import org.apache.asterix.common.storage.ReplicaIdentifier;
+import org.apache.asterix.common.storage.ResourceStorageStats;
+import org.apache.asterix.transaction.management.resource.PersistentLocalResourceRepository;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.http.api.IServletRequest;
 import org.apache.hyracks.http.api.IServletResponse;
@@ -69,6 +71,8 @@
                 json = getStatus(p -> true);
             } else if (path.startsWith("/partition")) {
                 json = getPartitionStatus(path);
+            } else if (path.startsWith("/stats")) {
+                json = getStats();
             } else {
                 throw new IllegalArgumentException();
             }
@@ -188,4 +192,13 @@
         appCtx.getReplicaManager().release(Integer.valueOf(partition));
         response.setStatus(HttpResponseStatus.OK);
     }
+
+    private JsonNode getStats() throws HyracksDataException {
+        final PersistentLocalResourceRepository localResourceRepository =
+                (PersistentLocalResourceRepository) appCtx.getLocalResourceRepository();
+        final ArrayNode result = OBJECT_MAPPER.createArrayNode();
+        final List<ResourceStorageStats> storageStats = localResourceRepository.getStorageStats();
+        storageStats.stream().map(ResourceStorageStats::asJson).forEach(result::add);
+        return result;
+    }
 }
\ No newline at end of file
diff --git a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/storage/ResourceStorageStats.java b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/storage/ResourceStorageStats.java
new file mode 100644
index 0000000..6dda5d1
--- /dev/null
+++ b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/storage/ResourceStorageStats.java
@@ -0,0 +1,71 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.common.storage;
+
+import java.util.Map;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+public class ResourceStorageStats {
+
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+    private final DatasetResourceReference ref;
+    private final Map<String, Long> components;
+    private final long totalSize;
+
+    public ResourceStorageStats(DatasetResourceReference ref, Map<String, Long> components, long totalSize) {
+        this.ref = ref;
+        this.components = components;
+        this.totalSize = totalSize;
+    }
+
+    public DatasetResourceReference getRef() {
+        return ref;
+    }
+
+    public Map<String, Long> getComponents() {
+        return components;
+    }
+
+    public long getTotalSize() {
+        return totalSize;
+    }
+
+    public JsonNode asJson() {
+        final ObjectNode json = OBJECT_MAPPER.createObjectNode();
+        json.put("index", ref.getIndex());
+        json.put("dataset", ref.getDataset());
+        json.put("datasetId", ref.getDatasetId());
+        json.put("partition", ref.getPartitionId());
+        json.put("path", ref.getRelativePath().toString());
+        json.put("totalSize", totalSize);
+        final ArrayNode componentsJson = OBJECT_MAPPER.createArrayNode();
+        components.forEach((id, size) -> {
+            ObjectNode component = OBJECT_MAPPER.createObjectNode();
+            component.put("id", id);
+            component.put("size", size);
+            componentsJson.add(component);
+        });
+        json.set("components", componentsJson);
+        return json;
+    }
+}
diff --git a/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/resource/PersistentLocalResourceRepository.java b/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/resource/PersistentLocalResourceRepository.java
index 7206382..0375c30 100644
--- a/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/resource/PersistentLocalResourceRepository.java
+++ b/asterixdb/asterix-transactions/src/main/java/org/apache/asterix/transaction/management/resource/PersistentLocalResourceRepository.java
@@ -58,6 +58,7 @@
 import org.apache.asterix.common.storage.IIndexCheckpointManager;
 import org.apache.asterix.common.storage.IIndexCheckpointManagerProvider;
 import org.apache.asterix.common.storage.ResourceReference;
+import org.apache.asterix.common.storage.ResourceStorageStats;
 import org.apache.asterix.common.utils.StorageConstants;
 import org.apache.asterix.common.utils.StoragePathUtil;
 import org.apache.commons.io.FileUtils;
@@ -395,6 +396,19 @@
         }
     }
 
+    public List<ResourceStorageStats> getStorageStats() throws HyracksDataException {
+        final List<DatasetResourceReference> allResources = loadAndGetAllResources().values().stream()
+                .map(DatasetResourceReference::of).collect(Collectors.toList());
+        final List<ResourceStorageStats> resourcesStats = new ArrayList<>();
+        for (DatasetResourceReference res : allResources) {
+            final ResourceStorageStats resourceStats = getResourceStats(res);
+            if (resourceStats != null) {
+                resourcesStats.add(resourceStats);
+            }
+        }
+        return resourcesStats;
+    }
+
     private void deleteIndexMaskedFiles(File index) throws IOException {
         File[] masks = index.listFiles(MASK_FILES_FILTER);
         if (masks != null) {
@@ -463,6 +477,29 @@
         }
     }
 
+    private ResourceStorageStats getResourceStats(DatasetResourceReference resource) {
+        try {
+            final FileReference resolvedPath = ioManager.resolve(resource.getRelativePath().toString());
+            long totalSize = 0;
+            final File[] indexFiles = resolvedPath.getFile().listFiles();
+            final Map<String, Long> componentsStats = new HashMap<>();
+            if (indexFiles != null) {
+                for (File file : indexFiles) {
+                    long fileSize = file.length();
+                    totalSize += fileSize;
+                    if (isComponentFile(resolvedPath.getFile(), file.getName())) {
+                        String componentId = getComponentId(file.getAbsolutePath());
+                        componentsStats.put(componentId, componentsStats.getOrDefault(componentId, 0L) + fileSize);
+                    }
+                }
+            }
+            return new ResourceStorageStats(resource, componentsStats, totalSize);
+        } catch (Exception e) {
+            LOGGER.warn("Couldn't get stats for resource {}", resource.getRelativePath(), e);
+        }
+        return null;
+    }
+
     /**
      * Gets a component id based on its unique timestamp.
      * e.g. a component file 2018-01-08-01-08-50-439_2018-01-08-01-08-50-439_b
@@ -479,4 +516,8 @@
     private static boolean isComponentMask(File mask) {
         return mask.getName().startsWith(StorageConstants.COMPONENT_MASK_FILE_PREFIX);
     }
+
+    private static boolean isComponentFile(File indexDir, String fileName) {
+        return COMPONENT_FILES_FILTER.accept(indexDir, fileName);
+    }
 }