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Header Tags and SEO: What They Are, Why They Matter, and How to Use Them

Header tags & SEO

“Header tags are critical for SEO because they help search engines understand the structure and content of your webpage.”

– Google Search Central 

Who doesn’t like things organized? It makes life so much easier.

Let’s look at two text samples side by side:

Sample 1:

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nullam accumsan, mauris eget vehicula bibendum, orci dui accumsan velit, eget vulputate lectus risus ut erat. Curabitur bibendum sagittis nulla, ac dignissim dolor cursus eu. Integer euismod nisi sed arcu convallis, at ultricies lectus porttitor. Aliquam erat volutpat. Nulla at nunc quis urna tincidunt scelerisque ut non dui. Suspendisse potenti. Cras sit amet nisl ut nulla vehicula hendrerit. Maecenas facilisis, elit sit amet consectetur volutpat, lorem nulla cursus neque, vel aliquam lorem augue sed sapien.

Sample 2:

<h1>Main Title</h1>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
<h2>Subheading 1</h2>
<p>Nullam accumsan, mauris eget vehicula bibendum, orci dui accumsan velit.</p>
<h3>Sub-subheading 1.1</h3>
<p>Curabitur bibendum sagittis nulla, ac dignissim dolor cursus eu.</p>
<h3>Sub-subheading 1.2</h3>
<p>Integer euismod nisi sed arcu convallis, at ultricies lectus porttitor.</p>
<h2>Subheading 2</h2>
<p>Aliquam erat volutpat. Nulla at nunc quis urna tincidunt scelerisque ut non dui.</p>

Which one of the above texts is easier to read? Obviously, the second one. Not only is it more readable for visitors, but it’s also easier for search engines to crawl and understand. Header tags break your content into manageable sections, making it user-friendly and SEO-friendly.

In this article, we’ll uncover the secrets of heading tags, why they matter, and how you can use them to boost your site’s performance. You’ll learn how to structure your content like a pro, making it more engaging and accessible. Let’s explore the topic “header tags” and their importance.

What Are Header Tags?

Header tags are HTML elements used to define headings and subheadings within your web content. They range from <h1> to <h6>, with <h1> being the most important and <h6> the least. These tags help structure your content, making it easier to read and understand for both users and search engines.

Here’s a breakdown of header tags:

  • <h1> Tag: The main heading of your page. Used only once per page.


<h1>Ultimate Guide to Baking</h1>
  • <h2> to <h6> Tags: Used for subheadings, creating a hierarchy within your content.


<h3>Step 1: Mix Ingredients</h3>
<h3>Step 2: Bake the Cake</h3>

Why Use Header Tags?

Here’s why:

  1. Improves Readability 

Breaks content into sections, making it easier for readers to follow.

  1. SEO Benefits
  • Helps search engines understand content structure.
  • Proper keyword use in headers can boost rankings.
  1. Accessibility:
  • Aids screen readers in navigating content.

What Are H1 Tags?

An H1 tag is the main heading of a webpage, indicating its primary topic. It’s crucial for both SEO and user experience, typically used only once per page to maintain focus and clarity.

 Let’s dive into what H1 tags are, their role and importance, and the debate around using multiple H1 tags.

Role and Importance

The H1 tag is the primary heading of a webpage. Think of it as the title of a book – it’s the first thing readers see, setting the stage for what the content is about. Here’s why the H1 tag is crucial:

  1. First Impression: The H1 tag is often the most prominent text on the page, giving visitors an immediate understanding of the topic.
  2. SEO Significance: Search engines use the H1 tag to determine the main topic of the page, helping to index and rank your content appropriately.
  3. User Experience: A clear and descriptive H1 tag enhances readability and helps users quickly identify if they are on the right page.

Example of a well-structured H1 tag:

<h1>Baking 101: Ultimate Guide to Baking</h1>

In this example, the H1 tag clearly indicates that the page is about baking, which helps both users and search engines understand the primary focus of the content.

Multiple H1 Tags

There’s been much discussion in the SEO community about the use of multiple H1 tags on a single page. Traditionally, it was advised to use only one H1 tag per page to avoid confusion and maintain a clear content hierarchy. However, recent insights have provided a more nuanced perspective.

Quote from John Mueller:

“Using multiple H1 tags on a page is perfectly fine and won’t harm your rankings.”

– John Mueller, Google

While technically, using multiple H1 tags won’t hurt your SEO, it’s essential to understand the implications:

  • Clarity and Focus: The H1 tag is meant to represent the main topic of the page. If you use multiple H1 tags for different topics, it can confuse search engines about which content is most important.
  • Best Practice: Generally, it’s best to stick with a single H1 tag per page. This ensures clarity and helps search engines prioritize the main content of your page.

When to Use Multiple H1 Tags:

Promotions or Special Announcements: If you have a primary H1 for your content and need an additional H1 for a promotional banner or announcement, this can be justified. 

For instance:

<h1>Ultimate Guide to Baking</h1>
<h1>Special Offer: 50% Off Baking Supplies!</h1>


  • Clarity: Ensure each H1 tag is used to denote distinct sections or topics, not randomly scattered.
  • Hierarchy: Maintain a logical structure with other header tags (H2, H3, etc.) to keep the content organized.

While using multiple H1 tags is permissible, it’s generally best to use one H1 tag per page to maintain simplicity and clarity, especially for smaller or straightforward websites.

In the next section, we’ll explore the different levels of heading tags supported by HTML and how to use them effectively.

How Many Header Tags Are Supported by HTML?

HTML supports six levels of header tags, ranging from <h1> to <h6>. Each level of header tag serves a specific purpose and helps create a structured and organized hierarchy for your content. Let’s explore the specifications and practical uses of each header tag.

HTML Specifications

Header Tags Overview:

  • <h1>: Main heading of the page. There should typically be only one <h1> per page, representing the primary topic or title.
  • <h2>: Subheadings that break the content into main sections. There can be multiple <h2> tags per page.
  • <h3>: Subsections under <h2>. These help further break down the content into smaller, more manageable parts.
  • <h4> to <h6>: These tags are used for even more detailed subdivisions. They help maintain a clear and logical structure for complex documents.

Example of a Full Hierarchy:

<h1>Ultimate Guide to Baking</h1>
<p>Welcome to the ultimate guide to baking…</p>
<p>Baking is both an art and a science…</p>
<p>Different types of flour include…</p>
<p>Various kinds of sugar used in baking are…</p>
<h2>Steps to Bake a Cake</h2>
<h3>Step 1: Preparing the Ingredients</h3>
<h4>Measuring Flour</h4>
<p>Ensure you measure the flour accurately…</p>
<h4>Mixing Ingredients</h4>
<p>Combine the measured ingredients in a bowl…</p>
<h3>Step 2: Baking the Cake</h3>
<p>Preheat your oven to 350°F and bake for 30 minutes…</p>
<h2>Advanced Baking Techniques</h2>
<h3>Decorating Tips</h3>
<p>To decorate your cake, start with a crumb coat…</p>

This structure ensures that your content is organized, making it easier for both readers and search engines to navigate and understand.

Using the full range of heading tags from <h1> to <h6> helps create a well-structured, readable, and SEO-friendly document. Each header tag serves a specific purpose and should be used to denote different levels of importance and hierarchy within your content. By following these practices, you ensure that both your readers and search engines can easily navigate and understand your webpage.

In the next section, we’ll discuss the importance of header tags in SEO and how they can improve your search engine rankings.

Header Tags and SEO

Header tags are more than just a way to style your text. They play a significant role in search engine optimization (SEO), helping both search engines and users understand the structure and content of your web pages. Let’s explore the SEO benefits of heading tags, the importance of keywords in these tags, and the distinction between H1 tags and title tags.

SEO Benefits

Here are how header tags help with SEO:

1. Improved Content Structure 

Header tags create a clear hierarchy and structure in your content, making it easier for search engines to crawl and index your pages. When search engines can easily understand the organization of your content, they can better match it with relevant search queries.

2. Enhanced User Experience 

Well-structured content with appropriate heading tags improves readability and user experience. When users find your content easy to navigate, they are more likely to stay longer on your page, reducing bounce rates and increasing engagement. A positive user experience can indirectly boost your SEO rankings.

3. Keyword Optimization

Using keywords in header tags signals to search engines the relevance of your content to specific search queries. This helps improve the visibility of your pages in search results for those keywords.

4. Featured Snippets 

Header tags, particularly H2 and H3 tags, can help your content appear in featured snippets. These are the highlighted boxes at the top of some search results pages that provide quick answers to user queries. Structuring your content with clear, concise headers and lists can increase your chances of being featured.

Importance of Keywords in Header Tags

Incorporating relevant keywords into your header tags can significantly boost your SEO. Here’s how to do it effectively:

  1. Primary Keywords in H1: Your H1 tag should contain the primary keyword or phrase that best describes the main topic of your page. This helps search engines immediately understand the page’s focus.
  2. Secondary Keywords in H2 and H3: Use H2 and H3 tags for subtopics and include secondary keywords that relate to the main topic. This not only helps with SEO but also provides a better user experience by clearly outlining the sections of your content.
  3. Natural Integration: Avoid keyword stuffing. Keywords should be integrated naturally into the headers. Forced or excessive keyword use can harm readability and may be penalized by search engines.


<h1>Ultimate Guide to SEO</h1>
<h2>What is SEO?</h2>
<p>SEO stands for Search Engine Optimization…</p>
<h3>On-Page SEO Techniques</h3>
<p>On-page SEO includes…</p>
<h3>Off-Page SEO Strategies</h3>
<p>Off-page SEO involves…</p>

H1 Tag vs. Title Tag

Understanding the difference between H1 tags and title tags is crucial for effective SEO.


H1 Tag:

  • Purpose: The main heading of your page, visible to users, and should describe the primary content.
  • Usage: Only one H1 tag per page to maintain clarity and focus.
  • Example:
<h1>How to Bake a Perfect Cake</h1>

Title Tag (Meta Title):

  • Purpose: The title tag, also known as the meta title, appears in search engine results and browser tabs. It provides a brief summary of the page content and is crucial for click-through rates.
  • Usage: Include primary keywords and keep it concise (typically 50-60 characters).
  • Example:
<title>How to Bake a Perfect Cake – Step-by-Step Guide</title>

Historical Practice: It used to be common to keep the title tag and H1 heading the same. While this isn’t a problem, making them unique can help differentiate your content and provide additional context to both users and search engines.

By correctly using header tags and incorporating keywords strategically, you can enhance your content’s SEO performance and provide a better experience for your users. In the next section, we’ll discuss best practices for using header tags effectively.

Best Practices for Using Header Tags

Using header tags effectively is essential for both SEO and user experience. Here are some best practices to ensure your content is well-structured and optimized for search engines.

1. Using One H1 Tag per Page

The H1 tag should be used to indicate the main heading of your page. It helps search engines and users understand the primary topic of the page.

  • Why Only One H1? Using multiple H1 tags can confuse search engines about the main topic of the page. Stick to one H1 tag to maintain clarity and focus.

2. Clear Hierarchy

Creating a clear and logical hierarchy with your heading tags helps both users and search engines navigate your content.

  • H2 for Main Sections: Use H2 tags for primary sections of your content.
  • H3 and Beyond for Subsections: Use H3, H4, etc., for subsections within each main section.

3. Relevant Keywords

Incorporate keywords naturally into your header tags. This helps search engines understand the relevance of your content to specific queries.

  • Primary Keywords in H1: Ensure your primary keyword is in the H1 tag.
  • Secondary Keywords in H2 and H3: Use secondary keywords in H2 and H3 tags to reinforce the main topic and subtopics.

4. Common Mistakes to Avoid

Avoid these common pitfalls when using heading tags to ensure your content remains effective and user-friendly.

  • Keyword Stuffing: Don’t overload your headers with keywords. It makes the content hard to read and can be penalized by search engines.
  • Inconsistent Hierarchy: Maintain a logical flow from H1 to H6. Skipping levels (e.g., from H1 to H3) can confuse readers and search engines.
  • Overuse of Header Tags: Use headers judiciously. Overusing them can clutter your content and make it harder to read.

By following these best practices for using header tags, you can create well-structured, readable, and SEO-friendly content. Proper use of header tags not only improves user experience but also helps search engines understand and rank your content more effectively. In the next section, we’ll delve into advanced techniques for optimizing header tags to capture featured snippets and improve voice search performance.

Advanced Techniques

Mastering the basics of header tags is just the beginning. To fully leverage their potential, you can implement advanced techniques that not only enhance SEO but also improve user experience. Here are some strategies to take your header tag usage to the next level.

Optimizing for Featured Snippets

Featured snippets are the quick answers displayed at the top of Google’s search results. Structuring your content to capture these snippets can significantly boost your visibility.


  • Use Question-Based Headers: Frame your H2 or H3 tags as questions that users are likely to search for.
  • Provide Clear, Concise Answers: Immediately following the header, provide a succinct answer or list.
  • Structure with Lists and Tables: Google often pulls featured snippets from well-structured lists and tables.

Voice Search Optimization

With the increasing use of voice search, optimizing your heading tags to cater to voice queries can help improve your SEO.


  • Natural Language: Use conversational language in your headers to match the way people speak.
  • Question-Based Headers: Similar to featured snippets, using questions in your headers aligns with the nature of voice search queries.
  • Long-Tail Keywords: Incorporate long-tail keywords that reflect how people ask questions verbally.

Tools and Plugins

Use tools and plugins to optimize your header tags effectively. These tools can provide insights and recommendations to improve your SEO.

1. Yoast SEO 

Yoast SEO can highlight issues such as missing H1 tags, keyword usage in headers, and overall content readability. By following its recommendations, you can ensure your header tags are fully optimized for both SEO and user experience.

2. SEMrush 

SEMrush offers detailed reports and tools to help you optimize your headers and overall content structure. Here’s how it can assist:

  • Site Audit: Checks for missing or multiple H1 tags, improper header hierarchy, and other issues that could affect your SEO.
  • Keyword Research: Identifies relevant keywords to include in your header tags for better optimization.
  • Content Analyzer: Reviews your content for SEO best practices, including the use of header tags.

3. Ahrefs 

Ahrefs provides comprehensive data on your site’s performance and helps identify opportunities for optimizing header tags. Here’s how it can help:

  • Site Audit: Examines your site for header tag issues, including missing or multiple H1 tags and incorrect header structure.
  • Content Explorer: Helps you find high-performing content and analyze how top-ranking pages use header tags.
  • Keywords Explorer: Provides keyword suggestions and data to help you optimize your header tags with relevant search terms.

By implementing these advanced techniques, you can maximize the impact of your heading tags. Optimizing for featured snippets, catering to voice search, and utilizing powerful tools will help you stay ahead in the competitive landscape of SEO. 


If you’ve reached this far, you now clearly understand why header tags are important for both readers and search engines. Follow these best practices to create awesome content and boost your SEO.

To further strengthen your chance to appear in SERP, get a push from high-quality backlinks. Need help? Outreach Monks has got you covered.

Contact Outreach Monks for expert link-building services.

Frequently Asked Questions

Can I use header tags within other HTML elements like tables or lists?

Yes, but ensure they maintain the content hierarchy and clarity.

How do heading tags affect page load speed?

Proper use of header tags does not impact load speed, but complex structures might.

Can header tags influence my website's bounce rate?

Yes, clear and engaging headers can keep users on your site longer.

Are there any SEO penalties for misusing header tags?

Incorrect hierarchy or keyword stuffing in headers can lead to lower rankings.

How do heading tags help with content indexing?

They guide search engines in understanding and categorizing your content efficiently.

Ekta Chauhan

Ekta Chauhan

Ekta is a seasoned link builder at Outreach Monks. She uses her digital marketing expertise to deliver great results. Specializing in the SaaS niche, she excels at crafting and executing effective link-building strategies. Ekta also shares her insights by writing engaging and informative articles regularly. On the personal side, despite her calm and quiet nature, don't be fooled—Ekta's creativity means she’s probably plotting to take over the world. When she's not working, she enjoys exploring new hobbies, from painting to trying out new recipes in her kitchen.


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