What is On-Page SEO, How to Optimize it?[Beginner’s Guide 2021]

Optimization of the page for the search engine is called search engine optimization. That means the page is understandable for search engines like Google Search Engine, Bing or Yandex, etc. The page optimizes in such a way is called on-page SEO. This tutorial article will discuss on-Page SEO and optimize a web page for the search engine.

What is On-Page SEO?

On-Page SEO or On-Site SEO is the optimization of the web page so that search engines can understand the page’s content, index it, and deliver it to the interested users with the search query, Google Discover, etc. We optimize the page with the help of HTML5, Schema Markup, Title, Heading, description, image alt, Internal linking with long-tail keywords.

As the name suggests on-Page, that means we can do it on the page itself. Some users believe on-Page includes the optimization of content only. Content optimization is a crucial On-Page SEO factor but not limited to.

The theme you’re using serves along with the content to search engines. So the theme also is optimization, or it should be fully optimized.

The theme should use proper meta tags, robots tags to boost social media and search engine appearance.

Why is On-Page SEO Important?

As you already know, Google search engine bots use Artificial Intelligence to understand the content. The search engine has to analyze the content to show it in search results. The bots can understand HTML5 semantic tags like<main><article><header><footer> and h1, h2, h3, p, div, etc.

on-Page SEO
on-Page SEO

What happens if the theme doesn’t use the latest HTML5 tags and only uses <div> tags. It would be difficult for the search engine to understand the content. In such a case, search engines need a quantity of data to compare and analyze the content. That means the content is not easily understandable or not optimized for the search engine.

Write SEO Friendly Content

To make content easily understandable by the search engine, write SEO-friendly content. You can learn our article, how to write an SEO-friendly article.

Please avoid spelling and grammar mistakes. After following the complete guide of the SEO-Friendly article, you can use additional SEO plugins like Yoast, Rank Math, or All in One SEO.

Optimize Title, Content, Permalink, and description with the targeted keyword.

Before writing the content, you’ve to make a plan of topics and research user intent, queries, and keywords so that you can write what others are actually looking for.

Title and h1 is an essential part for SEO of the content. You’ve to include keyword/s in the title and as well as in the h1 tag. The subheading tag like h2 must also reflect the keyword directly or synonyms of it.

Content is a crucial part of ranking an article in the search result. The content should include focused keyword/s, fulfill the need of the user. The focus keyword/s should be in the first paragraph and also distribute targetted keywords throughout the content. Most importantly write content is an easy language.

Include your keyword/s in the permalink or slug of the content. And also, include the keyword in the description of the website.

Use SEO-optimized theme.

The theme is an integral part of on-Page SEO. The theme that supports SEO-friendly uses HTML5 and schema markup tags. For WordPress, the theme must be HTML5 compatible or try to add these HTML5 semantics manually.

The HTML5 tags are crucial for the website because it helps the search engine to find different sections of webpage like <main> tag indicate that main content begins and <article> tag indicates the article is begin. Similarly, <aside> and <footer> tags indicate the website’s sidebar and footer to the search engine. Learn more about HTML5 best practices for SEO.

The theme should be optimized for the delivery of JavaScript, CSS. It should eliminate render-blocking to the fast-up speed of a website. And lightweight to serve at the fastest speed.

Schema Markup Tags for the On-Page SEO

Google, Bing, Yandex, and Yahoo collaboratively developed schema markup to enhance the user experience. The Schema Markup tags make the content easy to understand for the robots like Google Search Engine bots.

You’ve to use proper schema markup tags according to the niche of your website. For example, suppose you create a blog on food recipes. In this case, you’ve to use recipe-type schema markup.

For history or static kind of content, you can use Article type schema markup tags. And for blogs, use BlogPosting schema markup.

WordPress users can add the Schema markup using Yoast SEO, Rank Math, or All in One SEO Plugin. Now the latest themes provide built-in schema tags.

Blogger blog users can follow this guide to add Schema Markup to Blogger or download SEO Optimized Blogger Theme.

Internal linking of content boosts the SEO of the website. Therefore, one should interlink the website content to each other to make a high score website. Thus, Internal-linking will enhance the user experience and increase the average session duration of the website.

Anchor text in internal linking helps the search engine to understand the interlinking page. The niche of the page also passes PageRank to other pages of the website.

Interlinking of content will help the search engine bots to analyze and process the content. This will lead to an increase in the SERP of the website.

Optimize Website Speed

Website speed is one of the important parameters and will be taken into account for the on-Page SEO. The core web vitals update will be applicable from May 2021. The core web vitals include Largest Contentful Paint, First input Delay, and Cumulative Layout Shift.

Website speed can be optimized by

  • Hosting a website on a fast server,
  • Cache the static content like image, CSS, or Javascript files,
  • Removing unwanted script or CSS files,
  • Using HTTP2 connection type.
  • And much more, read here about LCP.


In this article, we discussed On-Page SEO, and also we understood that content is the not only factor responsible for on-Page SEO. It also includes page structure, internal linking, website structure, etc.

In addition to this, other factors like website speed, core web vitals are important for the On-Page SEO of a website. I hope you liked this article. In case of any doubt, queries, feel free to ask in the comment section provided below.

Ashok Kumar

Ashok Kumar working in the Search Engine Optimization field since 2015. And worked on many successful projects since then. He shares the real-life experience of best SEO practices with his followers on You also can learn Advance level SEO for WordPress, Blogger, or any other blogging platform. Stay tuned.

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