B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
50%
50% -- share of search ranking factors for On-Page SEO (2025)
On-Page SEO is estimated to account for between 50-60% of search ranking factors.
- Estimated range of 50-60%
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
50%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
35
Freshness
95
Source
purgedigital.com.au
Primary
Tier C
https://purgedigital.com.au/seo-webinar/ ↗
Source Article
Search Engine Optimisation SEO Webinar | Purge Digital
SEO Webinar
Unlock Your Website's Full Potential
A Comprehensive SEO Overview with Curtis Chappell.
A FREE Comprehensive SEO Overview with Curtis Chappell.
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Webinar Details:
- Date: August 21st, 2025
- Time: 6:00 PM – 7:00 PM EST
- Duration: Approx 1 Hour with Q&A Session
Why SEO Is …
Original Research
purgedigital.com.au
· Original study ↗
Methodology
Range 50-60%; midpoint used. Estimate presented in webinar, no named source
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
On-Page SEO: 50% share of search ranking factors. Source: purgedigital.com.au (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/on-page-seo-ranking-factor-share
HTML Embed
<blockquote cite="https://lighthousedata.io/data/on-page-seo-ranking-factor-share" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- share of search ranking factors for On-Page SEO<br><small>Source: purgedigital.com.au (2025) · <a href="https://lighthousedata.io/data/on-page-seo-ranking-factor-share" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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