How to Create a New Label in Gmail (And Use It Effectively)

Gmail labels are one of the most powerful — and most underused — features in the entire inbox. Unlike traditional folders, labels let you organize email in a way that's flexible, searchable, and layered. Understanding how they work, and how to set them up correctly, makes a real difference in how you manage your inbox day to day.

What Is a Gmail Label?

A label in Gmail functions similarly to a folder, but with one important distinction: a single email can have multiple labels applied to it simultaneously. That means a message from your accountant about a project can live under both "Finance" and "Client Work" without being duplicated anywhere.

Labels appear in the left-hand sidebar of Gmail and act as filtered views of your inbox. When you click a label, you see every message tagged with it — regardless of whether those messages are also in your inbox, archived, or tagged with other labels.

How to Create a New Label in Gmail (Desktop)

Creating a label on the desktop version of Gmail takes about 30 seconds:

  1. Open Gmail in your browser and sign in.
  2. In the left sidebar, scroll down until you see "More" and click it to expand the menu.
  3. Scroll further until you find "Create new label" — click it.
  4. A dialog box will appear. Type your label name in the field provided.
  5. Optionally, check "Nest label under" if you want this label to be a sub-label (more on that below).
  6. Click "Create."

Your new label will now appear in the left sidebar and is ready to use. 🏷️

How to Create a Label in Gmail on Mobile

The Gmail mobile app on both Android and iOS has a more limited settings interface. You cannot create a new label directly from the mobile app. To create labels, you'll need to either:

  • Use Gmail in a mobile browser (switch to desktop mode if prompted)
  • Or create the label from a desktop or laptop first — it will then sync automatically to your mobile app

Once a label exists, you can apply it to emails on mobile by opening a message, tapping the three-dot menu, and selecting "Label."

Nesting Labels: Creating Sub-Labels for Better Organization

Gmail supports nested labels, which work like subfolders. For example, you might have a parent label called "Work" with nested labels underneath like "Work/Invoices," "Work/Meetings," and "Work/HR."

To create a nested label:

  • Follow the same steps as above
  • When the dialog box appears, check "Nest label under"
  • Select an existing label from the dropdown to make it the parent

Nesting works well when you have broad categories with meaningful subdivisions. However, deeply nested structures — three or four levels deep — can become harder to navigate than they're worth. The right depth depends on how many distinct categories your email actually needs.

Applying Labels to Emails

Once a label exists, you can apply it in several ways:

MethodHow It Works
Drag and dropDrag an email from your inbox onto the label in the sidebar
Label buttonSelect an email and click the label icon (tag icon) in the toolbar
Right-clickRight-click an email and choose "Label as"
FiltersAuto-apply labels to incoming emails based on rules you set

The filter method is worth highlighting separately — it's where labels shift from manual organization to automated organization.

Using Filters to Auto-Apply Labels

Gmail's filter system lets you set rules so that incoming emails are automatically tagged with a label — without you touching them. This is useful for newsletters, notifications, receipts, or any recurring email type.

To set up a filter with a label:

  1. Click the search bar at the top of Gmail
  2. Click the filter icon (the small funnel/slider icon on the right side of the search bar)
  3. Enter your criteria (sender, subject keywords, etc.)
  4. Click "Create filter"
  5. Check "Apply the label" and choose your label
  6. Click "Create filter" again to confirm

You can also choose to skip the inbox entirely while applying the label — useful for emails you want to keep but don't need to read immediately.

Editing, Hiding, and Deleting Labels

Labels aren't permanent once created. You can manage them at any time:

  • Rename or delete: Go to Settings → Labels (click the gear icon → "See all settings" → "Labels" tab). Every label has edit and remove options here.
  • Hide from sidebar: If your sidebar gets cluttered, labels can be hidden while still remaining active and searchable.
  • Color-code: Right-click any label in the sidebar to assign a color — useful for visual scanning of a busy inbox. 🎨

Deleting a label does not delete the emails inside it. The messages remain in Gmail; they simply lose that label tag.

The Variables That Affect How You Should Structure Labels

There's no universal labeling system that works for everyone. A few factors shape what makes sense for a given user:

  • Email volume: Someone receiving 300 emails a day needs a different structure than someone receiving 20
  • How many accounts or roles you manage: Single-role users often do fine with flat labels; people mixing personal, freelance, and full-time work often benefit from nesting
  • Whether you use Gmail search heavily: Power searchers may need fewer labels since they find emails by query; people who browse their sidebar need more structure
  • Team vs. solo use: Google Workspace users on shared inboxes have different organizational needs than personal Gmail users
  • Mobile vs. desktop primary use: Heavy mobile users may want fewer, broader labels since the sidebar experience on mobile is more limited

A structure that feels clean to one person can feel overwhelming — or too sparse — to another. The right label architecture depends on how your specific email habits actually work.