What Is a Slug? URL Slugs and Why They Matter for SEO

Here’s a detailed tutorial on URL slugs and why they matter for SEO:

What is a Slug?

A slug is the part of a URL that comes after the domain name and identifies a specific page or post on a website. It’s usually a short, descriptive text that summarizes the content of the page. For example, in the URL “https://www.example.com/blog/my-post,” the slug is “my-post.”

URL Slugs and SEO

URL slugs are important for SEO because they help search engines understand what a page is about. When a search engine crawls a website, it looks at the URL, page title, and other elements to determine the content of the page. If the URL slug contains relevant keywords and accurately reflects the content of the page, it can improve the page’s visibility in search results.

Here are some best practices for creating URL slugs that are optimized for SEO:

  1. Keep it short and concise

URL slugs should be short and to the point. Ideally, they should be no longer than 3-5 words. A long URL slug can be difficult to read and may not fit in the search engine results page (SERP) snippet, which is the brief description of the page that appears in search results.

  1. Use descriptive words

The slug should describe the content of the page in a concise manner. It’s a good idea to use words that accurately reflect the topic or main focus of the page. This can help both search engines and users understand what the page is about.

  1. Use hyphens to separate words

When creating URL slugs, it’s important to use hyphens (-) to separate words instead of underscores (_) or spaces. This is because search engines treat hyphens as word separators, which can help them understand the content of the page. Underscores and spaces can cause technical issues for search engines and may lead to indexing errors.

  1. Use lowercase letters

URL slugs should always use lowercase letters. This is because URLs are case sensitive, and using uppercase letters can cause technical issues and lead to indexing errors.

  1. Avoid using stop words

Stop words are common words such as “a,” “the,” and “and” that are often ignored by search engines. Including stop words in your URL slug can make it longer and less descriptive, which can impact your SEO. It’s best to avoid using stop words in your URL slugs.

Examples of Good URL Slugs:

Here are some examples of URL slugs that are optimized for SEO:

These URL slugs are short, descriptive, and use hyphens to separate words. They accurately reflect the content of the page and include relevant keywords.


URL slugs are an important aspect of SEO that should not be overlooked. By following these best practices for creating URL slugs, you can help search engines understand the content of your pages and improve your visibility in search results. Remember to keep your URL slugs short, descriptive, and easy to read, and avoid using stop words or uppercase letters. By optimizing your URL slugs for SEO, you can help your website rank higher in search results and attract more traffic.