Summarize with AI
Originally Published: July 9, 2020
Updated: July 29, 2026
YouTube is an online video-sharing service that was created in 2005, before being quickly bought by Google in 2006.
With over 500 hours of content being uploaded every minute by creators (as of 2019), Google employed its search engine tactics to create YouTube’s search ranking system. When users submit search queries, YouTube sorts through videos in order to find content that is most relevant and useful to the user.
Relevance
When determining a video’s relevance, YouTube looks at a variety of factors, including title, description, tags, and video content.
By comparing these factors against the user’s search query, YouTube will be able to rank videos that are most likely to be of use to the user. If the user searches for a specific keyword or phrase, YouTube will show videos that include those keywords in the description or title.
Focusing on relevance also helps YouTube determine which videos to rank higher on the results page. The videos that more closely relate to the user’s search query will be listed at the top of the page.
For example, if a user searches for “best sports clips of 2020”, YouTube will first show videos of sports clips in 2020. After that, users will see videos that are less relevant, such as videos of sports clips from 2019 or even the worst sports clips of 2020. These secondary videos would still be interesting and useful to the viewer, but are not nearly as relevant as the first video.
Due to YouTube’s search result system, it is extremely important for brands to be thorough and extensive when uploading video content. Neglecting tags and titles will only hurt your video’s chance of being featured at the top of YouTube’s first search result page.
Engagement
Another way YouTube sorts video content is by looking at engagement levels. A video might seem like the best fit for a search query based on title or description, but in reality, it might not be useful to the user at all.
By looking at engagement signals from other users, YouTube is able to tell whether or not a video is actually relevant. This is done by considering how long users watch a particular video or if they skip to a specific timestamp.
For example, if users are only watching a minute of the first video in the search listing for a specific query, but are watching the entire second video listing, YouTube can determine that the second video is more relevant than the first. Using this knowledge of engagement, YouTube will re-sort their search results page to show the second video first.
Quality
YouTube’s search algorithm is designed to determine quality based on expertise, authoritativeness, and trustworthiness. These three signals are also the framework for Google’s E-A-T SEO.
To determine quality, YouTube considers the creator, the account, previous videos, and reputation. Brands can showcase their expertise and build their reputation by discussing topics they are knowledgeable about and have experience dealing with.
If a real estate agency is posting videos about buying and selling cars, those videos might not be considered quality material. But if a real estate agency is posting video content regarding mortgage loans, tours, and showing tips, YouTube will identify this as quality content.
Focus on creating genuine and authentic content that will foster a sense of trust between your brand and viewers. Not only will you build a strong relationship with your audience, but you will also build a beneficial relationship with YouTube’s search result system.
The basis for authoritative sources varies depending on the topic or category. When dealing with content such as news, politics, or science, YouTube focuses on the credibility of the source. International news channels are more credible than exploitative tabloids. When it comes to areas of music and entertainment, freshness and popularity are more applicable signals than credibility.
Personalization
In addition to focusing on video content, YouTube also takes the user into account when determining relevance and search result listings. YouTube considers its users’ search history and watch history, which means that search results might be different for two users even when submitting the same query.
If two users both search for “bass”, their results will differ heavily depending on previous activity. For example, if one user has previously watched fishing videos, their results will feature videos of the fish bass. If the other user frequently searches for music tutorials, their results will feature the instrument bass.
Recommendations
In an attempt to anticipate the wants and needs of their users, YouTube gives video recommendations to their users. On the homepage, users will be shown videos that are similar to content they have viewed before, or new videos from their favorite creators. YouTube also provides recommendations in the “Up Next” section – these are the relevant videos that will play for the viewer after their current video has ended.
Is YouTube a Search Engine?
Yes. Even though it feels like a social platform, YouTube runs on a search engine underneath, and it’s actually a fairly sophisticated one. Google has referred to YouTube as the second-largest search engine in the world, trailing only Google Search itself.
Ranking on YouTube works less like racking up likes and more like earning search visibility, the same way a blog post earns visibility in Google. Relevance, authority, and user satisfaction all carry weight, just applied to video instead of text.
For brands and creators, this means YouTube optimization deserves the same intentional approach as SEO and GEO on a website. A well-titled, well-described video with the right tags is competing for search rankings, not just for views from subscribers who already follow the channel.
How to Search on YouTube
Most people type a word or two into the search bar and scroll, but YouTube’s search function supports a lot more precision than that.
Filters. Click the filter icon next to the search bar to narrow results by upload date, duration, features (live, 4K, HD, subtitles), and more. This is useful when a search returns years of outdated content and you only want recent uploads.
Exact phrase matching. Putting a search term in quotation marks tells YouTube to look for that exact phrase rather than a loose match. This works the same way it does in Google Search.
Sort order. Results default to relevance, but they can be sorted by upload date or view count instead, which helps when the goal is finding the newest video on a topic rather than the most popular one.
Channel-specific search. Searching within a single channel (using the search bar on that channel’s page, or adding a channel name to the query) narrows results to just that creator’s library.
A potential customer is using these same tools to find a video. That should shape how brands title and describe what they upload.
Frequently Asked Questions
How much of a video description shows up in search results?
YouTube typically displays the first one to two lines of a description in search results, roughly the first 100 to 150 characters, before truncating the rest. The most important keywords and information should go in that first line, since that’s what most viewers actually see before clicking.
How does YouTube rank search results?
YouTube ranks results using a mix of relevance (how well the title, description, and content match the query), engagement (watch time, click-through rate, and audience retention), and quality signals tied to the channel’s authority and trustworthiness.
How is indexing different from ranking?
Indexing is YouTube adding a video to its searchable database after it’s uploaded and processed. Ranking happens after that, when YouTube decides where an indexed video should appear for a given search query. A video can be indexed and still rank poorly if it doesn’t match user intent or perform well with viewers.
Get Your YouTube Videos Seen with the SEO Experts at Pink Dog Digital
At Pink Dog Digital, we’re committed to helping Baltimore SMBs navigate the ever-changing world of online search. From boosting visibility on YouTube through SEO best practices to closing sales with paid media, we know what it takes to build a content strategy that converts.
Some of our services include:
- Digital Advertising
- Social Media Management
- Content Creation
- SEO & AI Optimization
- Web Design
Contact us at 410-696-3305 or email us at [email protected] for any inquiries or to book a service. You can also fill out our online Contact Us form or visit our website to learn more about us.
