B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
75%
75% -- share of americans with email address for US population (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
75%
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
45
Freshness
95
Source
emailmastery.org
Primary
Tier C
https://emailmastery.org/resources/why-email-marketing/ ↗
Source Article
Chapter 1: Why Email Marketing? - Email Mastery
Chapter 1: Why Email Marketing?
Let’s jump right into the crux of it.
Is email marketing dead?
From personal experience, it doesn’t take a therapist to point out that you ignore at least 50% of the emails that beg for your attention every single day.
Some of you probably even have an unopened email …
Original Research
emailmastery.org
· Original study ↗
Methodology
Cited statistic, likely Pew Research but source not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
US population: 75% share of americans with email address. Source: emailmastery.org (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/americans-with-email-address
HTML Embed
<blockquote cite="https://lighthousedata.io/data/americans-with-email-address" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>75%</strong> -- share of americans with email address for US population<br><small>Source: emailmastery.org (2025) · <a href="https://lighthousedata.io/data/americans-with-email-address" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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