Email Marketing Statistics of 2025 (Trending Data & Insights)

Even in 2025, Email is still one of the most powerful and effective channels for engaging with customers in today’s fast-changing digital marketing industry. 

Email marketing has a significant reach and influence, with more than 4.48 billion email users globally each day.

In this article, we will discuss detailed facts and figures about email marketing, such as the number of email users worldwide, usage of email marketing, ROI on email marketing, and more.

Email Marketing Statistics 2025 (At A Glance)

• 4.48 billion people worldwide use email.
• Email marketing campaigns have an ROI of 3600%.
• 80% of marketers say they’d rather give up social media than email.
• 99% of email users check their email daily.
• 59% of consumers have said that marketing emails have influenced their purchases.
• About 79% of B2B marketers choose email as their most successful content distribution channel.
• 81% of small businesses rely on email as their primary customer acquisition channel, and 80% for retention. 
• Email is almost 40 times more effective than Facebook and Twitter combined in helping your business acquire new customers. 

How Many People Use Email?

4.48 billion people worldwide are estimated to use email worldwide.

Comparatively, the number of email users in 2023 was 4.37 billion, predicted to reach 4.85 billion by 2027.

Here is a table displaying the number of email users worldwide by year:

*-projected numbers

Source: Oberlo

General Email Marketing Statistics For 2025

• 31% of marketers use Email marketing.
• 78% of the marketers said that subscriber segmentation is the most effective email marketing strategy.

Other strategies that are considered to be most effective for email marketing are:

• Message personalization: 72% of the marketers
• Email automation campaigns: 71% of the marketers

• The best time to send marketing emails is between 9 am and 12 pm or 12 pm and 3 pm. 

• Thursday, Tuesday, and Wednesday are the best days to send emails.
• 22% of marketers send marketing emails 2-3 per day. Meanwhile, 21% send daily emails. Further, 12% send emails weekly. 

Source: Statista, Hubspot,  Hubspot, CoSchedule.

Email Marketing ROI

• You get $36 for every $1 spent on email marketing. 
• The average email marketing ROI is between $36 and $40 for every dollar spent.
• The retail, e-commerce, and consumer goods businesses have the highest ROI at $45.
• Email is 40 times more effective than social media for customer acquisition.

Source: Hubspot, Omisend, Statista.

Email Engagement Statistics

• The average email open rate across all industries is recorded to be 21.33% as of the beginning of 2024.
• Government-related emails have the highest open rate at 28.77%.
•  Marketing and advertisement emails have an open rate of 17.38%.

• A good open rate is between 17-28%.
• 2% is the average email bounce rate.
• The average email click rate across all industries is 1.40%.
• Faith-based organizations have the highest email click rate, at 2.46%.
• Adding videos to your email can increase click rates by 300%

Source: Mailmunch, Mailchimp, Segment, Constant Contact, Oberlo. 

Personalized Email Marketing Statistics

• Personalized emails achieve an impressive open rate of 29%.
• Personalized emails have a click-through rate of 41%.

• Brands that personalize promotional marketing emails experience 27% higher unique click rates and 11% higher open rates. 
• Personalized emails deliver six times higher transactional rates.
• 65% of email marketers say dynamic content is their most effective personalization tactic.
• Personalized email marketing generates a median ROI of 122%.
•   52% of consumers say they’ll look elsewhere for their shopping needs if a brand sends an email that’s not personalized.
• Targeted and personalized emails are responsible for 58% of all revenue.
• 75% of marketers believe personalization yields higher click-through rates.

Source: Mailmodo, Benchmark Email, Zembula, Instapage. 

Email Usage Statistics

• The number of emails sent every second exceeds 3.13 million.
•  99% of email users check their email daily, some as much as 20 times daily.
• Consumers spend an average of 10 seconds daily reading brand emails.
•  58% of users check their email before they check out social media or the news.
• 8.8 hours a week are spent on email by the heaviest email users.
• Professionals check their email 15 times per day on average. 
• Gmail is the most used and popular email service provider, with over 1.8 billion users.
• The average Gmail account has over 17,000 messages.
• More than 361.6 billion emails are sent and received every day. This is a 4.3% increase from the previous year.
• 86% of users have two or more email accounts.
• The average number of email accounts per person is 1.75.
• On average, a person receives about 121 emails per day. 
• Fully remote workers receive an average of 170 business emails every week.

Source: Optinmonster, Mailbutler, Porch Group Media, Hubspot, Statista.

Email Usage By Device

• 47% of people use a mobile app to check their email, while 26.9% prefer a desktop. 
• 81% of consumers prefer to use their smartphones to open and respond to emails.

• 21% of consumers prefer to use their tablets to open and respond to emails.
• 1.7 billion people access their email using mobile phones. At the same time, 0.9 billion people access their email using desktops. 
• 3 in 5 consumers check their email on the go.
• 42.3% of users delete emails that are not optimized for mobile devices.
• Launching a mobile-responsive email design can increase unique mobile clicks by 15%.
• 35% of business professionals respond to email using phones.

Source: Campaign Monitor, Porch Group Media, 99 firms,Tech Report. 

Usage Of AI In Email Marketing 

• 51% of marketers believed that AI-supported email marketing was more effective than traditional email marketing approaches.
• 43% of marketers who use generative AI say that it’s most helpful for creating emails.
• 95% of marketers who use generative AI for email creation consider it effective.
• 57% of marketers at companies with 500 or more employees use AI for their email campaigns.
• Marketers who use AI for email personalization say their revenue increased by 41%, and CTR was higher by 13.44%.
• 47% of marketers use AI for email retargeting.

Source: Statista, Hubspot, Associations Now, Marketing Dive. 

B2B Email Marketing Statistics

• 81% of B2B marketers say email newsletters are their most used content marketing method. 
• 77% of B2B companies use email marketing newsletters as part of their content marketing strategy.
• The average B2B email open rate is around 15.14%. 
• The average click rate of B2B emails is 3.18%, and the click-through rate is  21%.
• B2B marketing emails see a 23% higher click-to-open ratio than B2C emails
• 59% of B2B marketers cite email as their top channel for revenue generation.
• 93% of B2B marketers use emails for distributing their content.
• 64% of emails sent by companies leverage personalization using dynamic content.
• 31% of B2B marketers say email newsletters are the best way to nurture leads.

Source: Fluent CRM, Content Marketing Institute, Hubspot, Mailmodo, 

B2C Email Marketing Statistics

• 72% of B2C marketers utilize email marketing software to support content distribution.
• 50% of people buy from marketing emails at least once per month.
• 87% of B2C marketers leverage automation as part of their email marketing strategy.
• More than 8 out of 10 people will open a welcome email, generating four times as many open and ten times as many clicks as other email types. 
• B2C emails have an average open rate of 19.7%.
• Welcome emails have an average open rate of 68.6%.
• Personalized subject lines can increase open rates by 50%.
• 91% of US consumers would like to receive promotional emails from companies they do business with.
• 34% of consumers are more likely to purchase from an email they came across.
• 59% of consumers say marketing emails influence their purchase decisions.
• 60% of shoppers returned to complete their purchase after receiving a personalized abandoned cart email
•  80% of business professionals believe that email marketing increases customer retention.
• 42.3% of Americans subscribe to email lists to receive savings and discounts.
•  Approximately 1 in 3 US retail email list subscribers have purchased something from the brand whose emails they receive.

Source: Hubspot, Influencer marketing hub, Website Magazine, Mailmondo, 

Email Marketing Statistics For Small Businesses

• 64% of small businesses use email marketing.
• 81% of small businesses use email as their primary customer acquisition channel.
• 80% of small businesses use email for customer retention.
• 89% of marketers in small businesses use email as the primary channel for generating leads.
• Companies using email marketing automation to nurture leads experience a 451% increase in qualified prospects.

Source: Hubspot, Fit Small Business, Oberlo. 

Email Marketing Revenue

The market revenue was predicted to reach $12.33 billion in 2024.

The email marketing revenue was recorded to be $7.5 billion in 2020. It is projected to grow at a CAGR of 13.3% between 2020 and 2027.

Email marketing revenue is projected to reach $17.9 billion by 2027.

This increase in email marketing revenue is due to the high ROI observed.

The following table displays the revenue generated via email marketing over the years: 

*projected numbers

Source: Statista. 

Conclusion: Businesses Can Earn $36 For Every $1 Spent With Email Marketing

Email marketing is still a crucial part of any successful digital marketing strategy, and has a good penetration rate.

Email marketing is a strategic asset for fostering business growth with a significant ROI of 3600%, high open and click-through rates, and the capacity to provide personalized content.

Above all, the current email marketing trends and statistics highlight that email marketing will likely flourish more in the upcoming years.