There are 200 SEO ranking factors Google considers to rank a site. But there are 30 SEO most important factors which should be utilized to optimize the site to improve the visibility in the search engines.
The SEO ranking factors are classified into two important types- On Page SEO and off page SEO factors.
On page SEO Ranking Factors
1. Website URL structure- URL should be short and clean with one main keyword in the URL to improve the visibility in the search engines.
2. Meta Tags- This is one of the crucial SEO Ranking factors. Meta tags should be optimized for the natural use of target keywords in the title, description, Heading tags, etc.