diff --git a/packages/docusaurus/src/commands/start.ts b/packages/docusaurus/src/commands/start.ts
index b2bbdcd5a3..cc352d5de4 100644
--- a/packages/docusaurus/src/commands/start.ts
+++ b/packages/docusaurus/src/commands/start.ts
@@ -19,9 +19,9 @@ import webpack from 'webpack';
 import WebpackDevServer from 'webpack-dev-server';
 import merge from 'webpack-merge';
 import HotModuleReplacementPlugin from 'webpack/lib/HotModuleReplacementPlugin';
-import {CONFIG_FILE_NAME, STATIC_DIR_NAME} from '../constants';
 import {load} from '../server';
 import {CLIOptions} from '../server/types';
+import {CONFIG_FILE_NAME, STATIC_DIR_NAME, DEFAULT_PORT} from '../constants';
 import {createClientConfig} from '../webpack/client';
 import {applyConfigureWebpack} from '../webpack/utils';
 
@@ -30,7 +30,7 @@ function getHost(reqHost: string | undefined): string {
 }
 
 async function getPort(reqPort: string | undefined): Promise<number> {
-  const basePort = reqPort ? parseInt(reqPort, 10) : 3000;
+  const basePort = reqPort ? parseInt(reqPort, 10) : DEFAULT_PORT;
   const port = await portfinder.getPortPromise({port: basePort});
   return port;
 }
@@ -79,6 +79,8 @@ export async function start(
   const urls = prepareUrls(protocol, host, port);
   const openUrl = normalizeUrl([urls.localUrlForBrowser, baseUrl]);
 
+  console.log(chalk.cyan(`Your site will be accessible at ${openUrl}`));
+
   let config: webpack.Configuration = merge(createClientConfig(props), {
     plugins: [
       // Generates an `index.html` file with the <script> injected.
diff --git a/packages/docusaurus/src/constants.ts b/packages/docusaurus/src/constants.ts
index abd43666f4..1c9d5430eb 100644
--- a/packages/docusaurus/src/constants.ts
+++ b/packages/docusaurus/src/constants.ts
@@ -11,3 +11,4 @@ export const GENERATED_FILES_DIR_NAME = '.docusaurus';
 export const SRC_DIR_NAME = 'src';
 export const STATIC_DIR_NAME = 'static';
 export const THEME_PATH = `${SRC_DIR_NAME}/theme`;
+export const DEFAULT_PORT = 3000;