B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
12%
12% -- email open rate for marketing emails (2021)
Marketing emails receive an average open rate of 12% in 2021 compared to abandoned cart emails.
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
12%
Unit
Percentage
Data Vintage
2021
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.
Score breakdown
Extraction
95
Source Trust
60
Citation Chain
20
Independence
70
Methodology
45
Freshness
95
Sources (4)
unione.io
Primary
Tier A
https://unione.io/en/blog/abandoned-cart-email-subject-lines ↗
Source Article
Abandoned Cart Email Subject Lines Guide
Abandoned carts cost eCommerce businesses $18 billion each year, and the average cart abandonment rate across all industries is 69.57%. It can be very frustrating to successfully move a customer through the sales funnel, only to lose them at the point of purchase.
Abandoned cart emails are the most …
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https://www.amraandelma.com/
2026-08-18
Original Research
unione.io
· Original study ↗
Methodology
Marketing emails receive an average open rate of 12%.
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2021 (current) | 12% | |
| 2026 | 37% | +208.3% |
Segmentation
Industrymarketing
Cite this stat
Plain Text
marketing emails: 12% email open rate. Source: unione.io (2021). Via Lighthouse Intelligence -- https://lighthousedata.io/data/avg_email_open_rate_marketing
HTML Embed
<blockquote cite="https://lighthousedata.io/data/avg_email_open_rate_marketing" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>12%</strong> -- email open rate for marketing emails<br><small>Source: unione.io (2021) · <a href="https://lighthousedata.io/data/avg_email_open_rate_marketing" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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