C
Evidence Grade C
Graded
accuracy verified by the review judge
Use with Hedging
Dated
21.33%
21.33% -- email open rate for all industries (2021)
The average email open rate across all industries analyzed by Mailchimp is 21.33%.
- Based on data analyzed by Mailchimp across industries
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
21.33%
Unit
Percentage
Data Vintage
2021
Entity
Evidence Quality
C
Moderate quality evidence
Useful directional data with some methodological gaps. Treat as indicative rather than definitive -- corroborate before citing in formal research.
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Sources (2)
Mailchimp
Primary
Tier B
https://www.livechat.com/success/new-mailchimp-integration/ ↗
Source Article
Connect LiveChat with Mailchimp and Grow Your Marketing Reach
Text
NewAI-powered support built to drive revenue
8 min read
Sep 16, 2021
Connecting with customers is easier than ever. With LiveChat, you can engage with visitors on your website, interact with buyers, and help customers right when they need you. The key to turning these interactions into lasting …
Also cited by
2026-08-26
Original Research
Mailchimp
· Original study ↗
Methodology
Analyzed by Mailchimp
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2021 (current) | 21.33% | |
| 2024 | 21.33% | 0% |
Segmentation
Industrymarketing
Cite this stat
Suggested hedging: According to limited, single-source data, based on claims without stated methodology, with unverified sample sizes...
Plain Text
all industries: 21.33% email open rate. Source: Mailchimp (2021). Via Lighthouse Intelligence -- https://lighthousedata.io/data/mailchimp-average-open-rate
HTML Embed
<blockquote cite="https://lighthousedata.io/data/mailchimp-average-open-rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>21.33%</strong> -- email open rate for all industries<br><small>Source: Mailchimp (2021) · <a href="https://lighthousedata.io/data/mailchimp-average-open-rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Related Statistics
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.