For our readers interested in knowing how many emails are sent per day in 2025, this article is made just for you.
We receive emails several times a day. And honestly, who is complaining?
No one! We all love the adrenaline that comes whenever we hear that “ping” alert notifying us about the arrival of a new mail to read.
Maybe this is the one you have been waiting for for so long—an update on your recent job application, a scholarship approval, or a business opportunity.
Whatever it is, we all are waiting for some good news. But there is no reason in becoming anxious over it.
Out of billions of emails sent every day, your good news will come. And most of the news of this kind will come in the form of electronic mail.
How Many Emails are Sent per Day in 2025?
333.20 billion emails—that is how many emails are sent per day in 2025. This figure accounts for those that have been sent and received by users daily.
Emailing managed to keep itself steady despite the presence of other free-to-use digital communications platforms.
This comes as it maintains impressive results on important endeavors, especially ones related to business.
According to Statista, online advertising sent via emails generate a higher click-through rate compared to those posted or sent on social media sites.
History of the Number of Emails Sent and Received
Take a look at this data from Statista, tracking the performance of the number of emails sent and received from 2015 to the present.
There will also be projections on the figures expected to show in 2023, 2024, and 2025.
2015 – daily, 205.60 billion emails were sent and received globally in 2015
2016 – 215.30 billion emails were sent and received daily during the year, representing year-over-year growth of 5.0%
2017 – nearly 270 million emails were sent daily during the year
2018 – the number of emails sent and received hiked to 281.10 billion daily during the year
2019 – the number of emails sent and received came to 293.60 billion daily during the year
2020 – during the pandemic year, the number of emails sent and received daily hit 300 billion for the first time since email’s humble beginning on the ARPANET back in the late 1960s.
The number of emails sent and received climbed to 306.40 billion daily during the year
2021 – the number of emails sent and received hit 319.60 billion daily during the year.
This is a significant year-over-year increase, as many companies continued to adopt remote job setups that require an email to maintain efficient corporate communications
2022 – today, the number of emails being sent and received is 333.20 billion daily
Projections in the Coming Years
2023 – by 2023, the number of emails sent and received is projected to come at 347.30 billion which is another sharp increase from current figures
2024 – the upward trajectory will carry through 2024, where the number of emails to be sent and received by global users is projected to settle at 361.60 billion daily
2025 – by 2025, the number of emails sent and received will jump to its highest threshold of 376.49 billion.
This means that despite the rapid ascension of instant messaging platforms like Facebook Messenger, Telegram, WhatsApp, and other communication apps, emailing will remain relevant and growing
Emails Sent per Country
Here are the top email-sending countries and the number of emails sent to each territory daily.
- United States – 9.59 billion emails are sent daily
- Germany – 8.97 billion emails are sent daily
- Austria – 8.74 billion emails are sent daily
- France – 8.70 billion emails are sent daily
- China – 8.63 billion emails are sent daily
- United Kingdom – 8.60 billion emails are sent daily
- Poland – 8.45 billion emails are sent daily
- Russia – 8.37 billion emails are sent daily
- Brazil – 8.32 billion emails are sent daily
- Netherlands – 8.29 billion emails are sent daily
Business Emails Sent and Received per Day from 2015 to 2019
Business emails occupy a significant percentage of all email categories identified in the market.
Here is a record from the Radicati Group Inc on the total number of business emails sent and received per day from 2015 to 2019.
Note that there is no updated study on this sector since the pandemic.
- 2015 – 112.50 billion business emails were sent and received per day during the year
- 2016 – 116.40 billion business emails were sent and received per day during the year
- 2017 – 120.40 billion business emails were sent and received per day during the year
- 2018 – 124.50 billion business emails were sent and received per day during the year
- 2019 – 128.80 billion business emails were sent and received per day during the year
Consumer Emails Sent and Received per Day from 2015 to 2019
Credits: unsplash.com
Meanwhile, there is similar data on the number of emails sent and received per day from 2015 to 2016, only that this is for consumer emails.
Studies show that 28% of all consumers worldwide say they subscribe to a brand’s emailing list to get notifications on sale events, promo codes, and coupon distributions from the company.
- 2015 – 93.10 billion consumer emails were sent and received per day during the year
- 2016 – 98.90 billion consumer emails were sent and received per day during the year
- 2017 – 104.90 billion consumer emails were sent and received per day during the year
- 2018 – 111.10 billion consumer emails were sent and received per day during the year
- 2019 – 117.70 billion consumer emails were sent and received per day during the year
Spam Mail Statistics
It is not only legitimate emails that make the cut. Billions of spam messages are sent per day, containing false marketing and malware, for the most part.
Here is an important spam mail statistics from Radicati Inc covering 2015 to 2019 that everyone should know.
- 2015 – out of the 88 emails sent to each user during the year, 12 of which are spam mails
- 2016 – out of the 90 emails sent to each user during the year, 14 of which are spam mails
- 2017 – out of the 92 emails sent to each user during the year, 16 of which are spam mails
- 2018 – out of the 94 emails sent to each user during the year, 18 of which are spam mails
- 2019 – out of the 96 emails sent to each user during the year, 19 of which are spam mails
Conclusion
There are 333.20 billion emails sent and received per day worldwide.
The statistics on emailing have grown steadily over the years along with the increase of internet penetration among the majority of countries globally.
Emails play a huge role in the framework of digital communication. On the other hand, spam emails pose a significant threat to the future of email.
Nevertheless, mailing companies are investing big to counteract these kinds of activities.
Thank you for reading our article on how many emails are sent per day in 2025.