Should Formal Letters Be Double Spaced?

Everyone · Explainer · Updated October 1, 2026 · LearnLife Editorial

What Does Double Spacing Mean in Formal Letters?

Double spacing means inserting a full blank line between lines of text, often referred to as "leading" in typography. In formal letters, the convention is usually to single space the lines inside each paragraph but add a double space (a blank line) between paragraphs. This creates a clear visual separation that helps readers identify new points or sections without making the letter unnecessarily long. For example, if you write a formal request letter with three paragraphs—an introduction, the main request, and a closing statement—the sentences within each paragraph would be tightly grouped with single spacing, but each paragraph would be separated by a blank line. This method balances clarity and neatness, making the letter easier to read.

To apply this in a word processor, you can set the line spacing to single and manually add an extra line break after each paragraph. This spacing style is often called "block style," one of the most common formats for formal letters.

How Does Proper Spacing Affect the Appearance and Purpose of Formal Letters?

Spacing in a formal letter is not just about aesthetics—it affects how your message is perceived and understood. Proper spacing helps organize your thoughts clearly, guiding the reader smoothly through your points. For example, a letter to a potential employer with cramped text may appear rushed or careless, while well-spaced text looks professional and respectful of the reader’s time.

Imagine writing a formal complaint letter where each paragraph explains a different issue. Without double spacing between paragraphs, these ideas might blend together, making it harder for the reader to follow. By contrast, spacing provides visual cues that highlight the structure and importance of each section. This clarity can improve the chances that your concerns will be taken seriously.

In addition, formal letters often need to be scanned or reviewed quickly. Clear spacing allows busy readers to find key points immediately, increasing the letter’s effectiveness.

Why Should You Care About Spacing in Formal Letters?

You should care because how a letter looks can affect your credibility and the success of your communication. Formal letters are typically used in professional, legal, or official contexts where first impressions matter. Proper spacing shows you understand conventional etiquette and respect the recipient.

For example, if you apply for a job and send a cover letter, your formatting, including spacing, can reflect your attention to detail. A letter that is too dense or awkwardly spaced might suggest a lack of professionalism. Conversely, a well-formatted letter demonstrates organization and care.

Also, consistent spacing contributes to the letter’s readability, helping ensure your message is understood and responded to appropriately. If your letter is difficult to read due to poor spacing, the reader might skim or misinterpret your points.

What Are Common Mistakes People Make About Spacing in Formal Letters?

Many people confuse double spacing throughout the entire letter with the proper practice of single spacing within paragraphs and double spacing between them. Using double spacing for every line can make the letter look unnecessarily long, wasting paper and appearing unprofessional. Others mistakenly add extra spaces after greetings or closings, which can break the flow of the letter.

Another mix-up is confusing indentation with spacing. Some believe indenting the first line of each paragraph replaces the need for spacing between paragraphs, but these are separate formatting tools. For example, block style letters do not indent paragraphs but use double spacing between them, while indented styles use no extra spacing between paragraphs but indent the first line.

People also sometimes confuse letter spacing with email formatting. Professional emails often have more flexible spacing standards, influenced by company culture or personal style, while formal letters require more traditional formatting.

How to Format a Formal Letter’s Spacing Step-by-Step?

Follow these steps to format your formal letter spacing correctly:

1. Set Line Spacing to Single: Make sure the lines within each paragraph have single spacing to keep the text compact.
2. Add a Blank Line Between Paragraphs: Insert one blank line (double space) after each paragraph to separate ideas clearly.
3. Avoid Extra Spaces After Greetings and Closings: Keep one line after the salutation (e.g., “Dear Ms. Jones,”) and before your sign-off (e.g., “Sincerely,”) without adding multiple blank lines.
4. Align Text to the Left Margin: Most formal letters use left alignment with no justification to avoid awkward spacing.
5. Use Consistent Font and Size: Stick to standard fonts like Times New Roman or Arial in 11 or 12 points, ensuring readability.
6. Check for Visual Balance: Review the letter to ensure paragraphs are distinct but the letter doesn’t look too spread out or cluttered.

For example, if you write a four-paragraph letter, the text inside each paragraph should be single spaced, and each paragraph should be separated by a blank line. If you use word processing software, use the paragraph spacing options to add space after paragraphs rather than pressing Enter twice, which helps maintain consistent formatting.

What Should You Do Next to Master Formal Letter Formatting?

To improve your formal letter skills, practice formatting different types of letters using the spacing rules described here. Start by writing letters for common scenarios like job applications, invitations, or complaints, and pay special attention to how spacing affects readability.

You can also use templates or examples from trusted sources to see correct spacing in action. Many word processors include formal letter templates that follow proper spacing conventions. Review these templates to understand how spacing works with other formatting elements such as margins and fonts.

Consider exploring related formatting questions, such as whether letters should be double sided or have page numbers, to deepen your understanding. Consistency in all formatting areas contributes to a well-presented letter.

Finally, ask a friend, colleague, or teacher to review your letters and give feedback on clarity and layout. This practice helps catch spacing mistakes you might overlook.

Frequently asked questions

Can I use double spacing for the entire letter to make it more readable?

Full double spacing is generally not recommended as it makes the letter longer and less professional. Single spacing within paragraphs with double space between them is clearer and more accepted in formal writing.

Should formal letters have indented paragraphs or use block style with spacing?

Both are acceptable, but block style with double spacing between paragraphs and no indentation is most common today. Indented paragraphs usually don’t have extra space between them.

How much space should I leave after the greeting and closing in a formal letter?

Leave one single-spaced line after the greeting and before the closing. Avoid multiple blank lines which can make the letter look uneven.

Does the spacing format change if the letter is mailed versus emailed?

The same spacing rules apply to formal letters whether mailed or emailed. However, emails can sometimes be less strict depending on context and recipient.

If my formal letter is two pages, should I maintain the same spacing on both pages?

Yes, keep consistent spacing throughout all pages. You may add page numbers or headers, but the spacing between and within paragraphs should remain the same.