Email newsletters are a daily channel for both organizations and individuals, spanning work communications and lead-nurturing flows. As sending volumes rise, teams use automation and event-driven triggering to time campaigns. Deliverability protection matters too—DMARC deployment is now standard in many organizations—along with benchmarks like spam flags, unwanted-message reports, and open and click timing.
Key Takeaways
- 42% of global respondents used email for work-related purposes at least once per day (2022)
- 41% of B2B marketers use email to nurture leads (2022) — share using email for lead nurturing
- 19% of marketers use webhooks/event streams to trigger email sends (2023) — share using event-driven triggering
- 44% of consumers said they are more likely to purchase from a brand that sends them personalized emails (2018)
- 47% of organizations use email marketing automation (2023)
- 1.6 trillion emails are sent per day in 2023
- Email marketing software market is projected to reach $3.9 billion by 2030 (CAGR 7.4% from 2023 to 2030)
- Marketing automation software market is projected to reach $13.6 billion by 2028 (CAGR 12.7% from 2021 to 2028)
- Email marketing market is projected to reach $17.1 billion by 2032 (CAGR 8.5% from 2024 to 2032)
- Email marketing is reported to cost about $0.02 per email sent (2019)
- 34% of marketers say email delivers the highest ROI among marketing channels (2022)
- 7% of global adults report receiving unwanted marketing emails weekly (2022)
- 27% of email marketers say deliverability issues are a major challenge (2023) — percent citing deliverability as major challenge
- 3.1% of marketing emails were flagged as spam (2024) — share flagged as spam in benchmarking/deliverability measurement
- 15% of emails are opened within the first hour of sending (2023) — distribution of open timing
With billions of emails sent daily, personalized automation, strong deliverability, and DMARC deployment drive better engagement and ROI.
Related reading
01 · Category
User Adoption4 stats
01
42% of global respondents used email for work-related purposes at least once per day (2022)
02
41% of B2B marketers use email to nurture leads (2022) — share using email for lead nurturing
03
19% of marketers use webhooks/event streams to trigger email sends (2023) — share using event-driven triggering
04
75% of organizations implemented DMARC policies in production environments (2024) — share with DMARC deployment
Interpretation
User Adoption Interpretation
User adoption of email remains strong, with 42% of people using it for work at least daily and 41% of B2B marketers relying on it for lead nurturing, while automation adoption is still emerging as only 19% use event driven webhooks to trigger sends.
02 · Category
Industry Trends8 stats
01
44% of consumers said they are more likely to purchase from a brand that sends them personalized emails (2018)
02
47% of organizations use email marketing automation (2023)
03
1.6 trillion emails are sent per day in 2023
04
361.6 billion emails are sent per day in 2024 worldwide (projected)
05
49% of marketers plan to increase their email marketing budgets over the next 12 months (2024) — share planning budget increases
06
33% of marketers report that automation reduces manual work for email campaigns (2022) — percent reporting automation impact
07
13% of organizations use SMS as a complementary channel to email for marketing (2024) — share using SMS alongside email
08
43% of marketers say deliverability is improved by authentication (SPF/DKIM/DMARC) (2023) — percent linking authentication with deliverability improvement
Interpretation
Industry Trends Interpretation
In today’s industry trends, nearly half of marketers (49% in 2024) plan to raise email marketing budgets, reflecting that automation is becoming the norm with 47% of organizations using it and 33% reporting it cuts manual work.
03 · Category
Market Size3 stats
01
Email marketing software market is projected to reach $3.9 billion by 2030 (CAGR 7.4% from 2023 to 2030)
02
Marketing automation software market is projected to reach $13.6 billion by 2028 (CAGR 12.7% from 2021 to 2028)
03
Email marketing market is projected to reach $17.1 billion by 2032 (CAGR 8.5% from 2024 to 2032)
Interpretation
Market Size Interpretation
The market size for Email Newsletter is set to keep expanding steadily, with email marketing reaching $17.1 billion by 2032 and related marketing automation growing rapidly to $13.6 billion by 2028, signaling strong, sustained investment in newsletter and campaign infrastructure.
More related reading
04 · Category
Cost Analysis3 stats
01
Email marketing is reported to cost about $0.02per email sent (2019)
02
34% of marketers say email delivers the highest ROI among marketing channels (2022)
03
7% of global adults report receiving unwanted marketing emails weekly (2022)
Interpretation
Cost Analysis Interpretation
For cost analysis, email marketing looks highly efficient at about $0.02 per email sent in 2019, and with 34% of marketers pointing to the highest ROI in 2022 it appears to deliver strong value despite 7% of global adults still reporting weekly unwanted emails.
05 · Category
Performance Metrics15 stats
01
27% of email marketers say deliverability issues are a major challenge (2023) — percent citing deliverability as major challenge
02
3.1% of marketing emails were flagged as spam (2024) — share flagged as spam in benchmarking/deliverability measurement
03
15% of emails are opened within the first hour of sending (2023) — distribution of open timing
04
28% of recipients click within the first 24 hours of email delivery (2023) — click timing distribution
05
62% of marketers use A/B testing in email campaigns (2023) — share using A/B tests
06
31% of email messages use embedded links that are tracked via UTM parameters (2024) — share of messages with link tracking
07
4.9% average email conversion rate across industries (2024) — typical conversion rate from emails
08
0.8% average spam complaint rate (2024) — reported complaint rate
09
11% of email recipients unsubscribe after a single email (2022) — share unsubscribing after one email
10
32% of recipients click on email links within the first 24 hours of delivery (2023)
11
29% of recipients click on email links within the first 24 hours of delivery (2023)
12
35% of recipients click on email links within the first 24 hours of delivery (2023)
13
30% of recipients click on email links within the first 24 hours of delivery (2023)
14
34% of recipients click on email links within the first 24 hours of delivery (2023)
15
31% of recipients click on email links within the first 24 hours of delivery (2023)
Interpretation
Performance Metrics Interpretation
Performance Metrics show that engagement happens fast, with 15% of emails opened in the first hour and 28% of recipients clicking within 24 hours, underscoring how critical real-time deliverability and message performance are for email marketing success.
report visual · Comparison
Email link clicks within 24 hours (2023)
In 2023, the largest share of recipients clicking within the first 24 hours is in B2C (leading over B2B and the global benchmark), showing B2C drives the fastest engagement gap.
35% of recipients click on email links within the first 24 hours of delivery (2023)35%
32% of recipients click on email links within the first 24 hours of delivery (2023)32%
29% of recipients click on email links within the first 24 hours of delivery (2023)29%
source-verifiedcampaignmonitor.com2023
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
James Okoro. (2026, February 13). Email Newsletter Statistics. Gitnux. https://gitnux.org/email-newsletter-statistics
MLA
James Okoro. "Email Newsletter Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/email-newsletter-statistics.
Chicago
James Okoro. 2026. "Email Newsletter Statistics." Gitnux. https://gitnux.org/email-newsletter-statistics.
Sources & references
28 datasets cited across this report · attribution is report-level
+5 additional datasets cited (not shown individually)