How to Double Space a Document in Word

Double spacing is one of the most commonly requested formatting changes in Microsoft Word — whether you're submitting an academic paper, preparing a manuscript, or simply making a document easier to read and annotate. The good news: it takes less than a minute once you know where to look. The less obvious part is understanding what double spacing actually does and how different settings interact with each other.

What Double Spacing Actually Does

When you apply double spacing in Word, you're setting the amount of vertical space between lines of text to twice the height of a single line. At a standard 12pt font, a single-spaced line typically measures around 14–15 points of vertical space. Double spacing roughly doubles that gap, giving your text more room to breathe — and giving readers or reviewers space to write notes between lines.

It's worth knowing that line spacing and paragraph spacing are two different settings in Word. Double spacing controls the space between lines within a paragraph. Paragraph spacing (the "Before" and "After" values) controls the gap between paragraphs. Many people accidentally combine both, ending up with more space than they intended — especially when a style like "Normal" or "Heading 1" already has paragraph spacing baked in.

How to Double Space in Word: The Main Methods 📄

Method 1: Using the Home Tab (Quickest for Selected Text)

1. Select the text you want to double space, or press Ctrl + A to select everything.
2. Go to the Home tab on the ribbon.
3. In the Paragraph group, click the Line and Paragraph Spacing button (it looks like lines with arrows on the left).
4. Choose 2.0 from the dropdown menu.

This applies double spacing immediately to your selection.

Method 2: Using the Paragraph Dialog Box (Most Control)

1. Select your text or press Ctrl + A.
2. Go to Home → Paragraph group, then click the small arrow in the bottom-right corner of that group to open the Paragraph dialog box.
3. Under the Indents and Spacing tab, find the Line spacing dropdown.
4. Select Double.
5. Click OK.

This method is useful when you also want to adjust or remove extra paragraph spacing at the same time. In the same dialog, you'll see Spacing Before and Spacing After — setting both to 0pt alongside double line spacing gives you clean, consistent spacing throughout.

Method 3: Keyboard Shortcut

With text selected, press Ctrl + 2 to apply double spacing instantly. This is the fastest option if you're already working in the document and want to apply it without touching the ribbon.

Setting Double Spacing as the Default

If you consistently need documents to open in double-spaced format, you can change Word's default settings rather than adjusting every new file manually.

1. Open the Paragraph dialog box (as described in Method 2).
2. Set your preferred line spacing to Double.
3. Click the Set As Default button at the bottom left of the dialog.
4. Word will ask whether to apply this to the current document only or to all documents based on the Normal template. Choosing the template option affects every new blank document going forward.

This is particularly useful for students or writers who produce most of their work in a double-spaced format.

Double Spacing in Word for Mac

The process on Word for Mac is nearly identical, with minor visual differences in the ribbon layout. The Line and Paragraph Spacing button is in the same Home tab location, the Paragraph dialog box works the same way, and the Cmd + 2 shortcut (instead of Ctrl + 2) applies double spacing from the keyboard.

The key difference is that Mac versions of Word may vary slightly depending on whether you're using a Microsoft 365 subscription version or an older standalone license. The core formatting tools have remained consistent across recent versions.

Where People Run Into Problems 🔍

Styles Overriding Manual Formatting

Word uses styles — pre-set combinations of font, spacing, and alignment — to manage document formatting. If your document is built on the "Normal" style and that style includes 10pt spacing after paragraphs, applying double spacing manually won't remove that extra gap. You'd need to either modify the style itself or manually zero out the paragraph spacing in the dialog box.

Tables and Text Boxes

Double spacing applied to a main document body won't automatically carry into tables or text boxes — those are treated as separate formatting containers. You'd need to select text inside each one and apply the spacing separately.

Headers and Footers

The same applies to headers and footers. These sections have their own independent formatting and won't inherit line spacing changes made to body text.

The Variables That Shape Your Experience

How straightforward double spacing feels in practice depends on a few things: whether your document was created from a template with custom styles, how many different content types it contains (tables, text boxes, footnotes), and which version of Word you're using. A simple blank document responds immediately and predictably. A complex formatted report with inherited styles, section breaks, and mixed content can require a few extra steps to get everything consistent.

The right approach isn't always the fastest one — and what works cleanly in a fresh document may need a slightly different method in a heavily formatted file you've inherited or downloaded.