The State of Newsletters In 2025

December 17, 2025 |
Keenen Charles

This week it's time for our annual State of Newsletters report. It looks at trends, growth, and opportunities in the newsletter space based on data gathered at InboxReads in the past year. Plus, we have articles on launching newsletters, advertising on Substack, and more.

Also the featured newsletters this week cover newsletters, health, tech, and more!

📰 News & Articles

The State of Newsletters In 2025

The 6th annual state of newsletters report, covering trends, growth, and opportunities in the newsletter space.

What I Wish I’d Known Before Launching My Newsletter

20+ newsletter operators share lessons on what newsletters to launch, how to balance all of your newsletter responsibilities, when to grow your team, and more.

The Ultimate Guide to Advertising on Substack

A look at the ins and outs of newsletter sponsorship on Substack, some cool examples, and how to try Substack advertising for yourself.

How ByteByteGo Grew to Over 334k Subscribers in Under 2 Years

The growth story of how ByteByteGo built that incredible momentum from 0 to 334k subscribers in under 2 years.

⭐ Featured Newsletters

The Minimum Viable Product

Noise isolation with curated insights once a week

HeyNews

Your 5-minute briefing for newsletter growth and monetization

Synthetic Auth

Where the real and synthetic blur beyond recognition!

Journey Before Destination

Deep Thinking for a Shallow Age

VitaScience

Live better, think clearer, age smarter.

See Ya

This is our weekly newsletter covering tips and tools for newsletter operators and everything else happening in the email newsletter space. Hope you enjoyed it!

Keenen Charles

Keenen is the creator of InboxReads and a believer in the future of newsletters and email for sharing great content.

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