B
Evidence Grade B
Safe to Cite
Current
50%
50% -- marketing qualified leads growth rate for companies that excel at lead nurturing (2026)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
50%
Unit
Percentage
Data Vintage
2026
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
75
Source Trust
95
Citation Chain
90
Independence
30
Methodology
45
Freshness
95
Source
Forrester
Primary
Tier B
http://blog.hubspot.com/blog/tabid/6307/bid/33904/How-to-Diagnose-and-Repair-Rotten-Lead-Nurturing-W… ↗
Source Article
How to Diagnose and Repair Rotten Lead Nurturing Workflows
Original Research
Forrester
· Original study ↗
Methodology
According to Forrester
Methodology documented
Cite this stat
Plain Text
companies that excel at lead nurturing: 50% marketing qualified leads growth rate. Source: Forrester (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/forrester-mql-leads
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<blockquote cite="https://lighthousedata.io/data/forrester-mql-leads" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- marketing qualified leads growth rate for companies that excel at lead nurturing<br><small>Source: Forrester (2026) · <a href="https://lighthousedata.io/data/forrester-mql-leads" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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