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Data · updated 26 October 2026

SEO issues on personal websites: data from 365 audits

We ran Marlo's free audit on 365 homepages. 87% had at least one issue and 13% were clean. The most common problems were missing tags that take a few minutes to add.

The headline numbers

  • 365 homepages audited
  • 318 (87%) had at least one finding, 47 (13%) had none
  • 251 (69%) had two or more findings
  • Median score: 67 out of 100

The most common findings

Among the 251 sites with two or more findings, the share that had each one:

FindingSitesShare
Missing canonical tag13755%
Missing meta description9437%
Missing Twitter card tag (twitter:card)9036%
Missing Open Graph tags6727%
No H1 tag found6727%
Multiple H1 tags found4920%
Missing og:image4016%
Meta title too long (over 60 characters)3112%

How to read this

These numbers come from our own audits, so they describe the sites we looked at. They are not a base rate for the web. Homepages only, one page per site. Most sites came from personal-site directories, plus 20 SEO agency sites. The finding shares are among sites with two or more findings, a filtered group, so they overstate how common each issue is across all sites. The sample was built for outreach, not for research.

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