B
Evidence Grade B
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Safe to Cite
Recent
17.92%
17.92% -- average ctr decline positions 1 5 for Google organic search positions 1-5 (2025)
Across Google organic search positions 1 through 5, GrowthSRC measured an average year-over-year CTR decline of 17.92%.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
17.92%
Unit
Percentage
Data Vintage
2025
Entity
Sample Size
200,000
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
75
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
GrowthSRC
Primary
Tier B
https://navboost.com/ai-overviews-ctr-impact/ ↗
Source Article
How AI Overviews Changed CTR: Data on Google's AI Search Impact
What Are AI Overviews?
AI Overviews (AIOs) are Google's AI-generated summaries that appear at the top of search results for certain queries. Launched as the Search Generative Experience (SGE) in May 2023 and rebranded as AI Overviews in May 2024, these panels synthesize information from multiple web…
Original Research
GrowthSRC
· Original study ↗
Methodology
GrowthSRC 2025 study of 200,000 keywords
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google organic search positions 1-5: 17.92% average ctr decline positions 1 5. Source: GrowthSRC (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/positions-1-5-avg-ctr-decline
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<blockquote cite="https://lighthousedata.io/data/positions-1-5-avg-ctr-decline" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>17.92%</strong> -- average ctr decline positions 1 5 for Google organic search positions 1-5<br><small>Source: GrowthSRC (2025) · <a href="https://lighthousedata.io/data/positions-1-5-avg-ctr-decline" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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