What is on-page SEO? On-page SEO is everything you control on a page to help people and search engines understand it: the title, headings, content, images, links, structured data and speed. This beginner’s checklist gives you 25 checks. Work through them for any page, starting with the ones in bold, and you will fix most of the common problems that hold pages back.
How to use this checklist
- Pick one page and one main keyword (what a searcher would type).
- Go through the checks in order and fix what fails.
- Re-check after you publish, and again in a few weeks in Google Search Console.
A. Search intent and keyword (checks 1 to 3)
- Match the intent. Search your keyword and see what kind of page ranks: guide, comparison, product, local listing. Make that type of page.
- One main topic per page. If a page tries to rank for several unrelated topics, split it.
- Use the keyword naturally in the title, H1, URL and first paragraph. Do not repeat it unnaturally.
B. Title and description (checks 4 to 7)
- Title tag is unique and about 50 to 60 characters, with the main keyword near the front.
- Meta description is unique, about 130 to 150 characters and ends with a reason to click.
- The title promises what the page delivers (no bait).
- Your brand name is at the end of the title, not the start.
C. Headings and structure (checks 8 to 11)
- One H1 per page that matches the page topic.
- H2 and H3 headings are in logical order and describe each section.
- The answer to the main question appears early in the page.
- Paragraphs are short, with lists and tables where they help.
D. Content quality (checks 12 to 15)
- Original and useful. It helps the reader more than the pages you are competing with.
- It shows real experience: examples, screenshots, data you collected yourself.
- Facts are accurate, dated where needed and sourced if they are statistics.
- The page is long enough to cover the topic, and not padded.
E. Images (checks 16 to 18)
- Every image has descriptive alt text (what the image shows).
- Images are sized correctly and compressed (WebP is a good choice).
- Width and height are set, and only images below the first screen are lazy-loaded.
F. Links and URLs (checks 19 to 21)
- The URL is short, readable and has no unnecessary parameters.
- Internal links point to related pages with clear anchor text.
- External links go to trustworthy sources and no links are broken.
G. Technical basics (checks 22 to 25)
- Mobile-friendly layout, readable without zooming.
- Fast loading: check Core Web Vitals in PageSpeed Insights. See how to fix a failed assessment.
- The page is indexable (not blocked by robots.txt or a noindex tag) and has a correct canonical tag.
- Structured data (schema) matches the page, such as Article, Service or LocalBusiness.
What to do after you publish
- Submit the page in Google Search Console and check that it is indexed.
- Link to it from at least two relevant pages on your site.
- Check impressions, clicks and average position after two to four weeks.
- Improve pages that get impressions but few clicks by rewriting the title and description.
Tools to help
- Google Search Console: free, shows how Google sees your pages.
- PageSpeed Insights: free speed and Core Web Vitals report.
- A crawler or SEO plugin to spot missing titles, descriptions and alt text.
If you would rather have an expert review your pages, see our SEO services. Every ExpertsGrow website package includes on-website SEO; see the packages.
Frequently asked questions
How long does on-page SEO take to work?
Google needs to recrawl the page, so changes can show in days to weeks, and ranking improvements may take longer depending on competition.
Is on-page SEO enough?
It is the foundation. Competitive topics also need quality content, links from other sites and good user experience.
How many keywords per page?
Aim for one main topic and a few closely related phrases that appear naturally. Do not chase density targets.
Does page speed count as on-page SEO?
Yes, it is part of the experience Google measures and affects whether visitors stay.
Should I fix every page at once?
Start with your most important pages: home, key services and top posts. Then work through the rest.
Want your pages reviewed by an expert?
Contact us for a free review, or read how much SEO costs and SEO vs PPC.
