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Social media for authors

How to market a book on social media

To market a book on social media, pick one platform your readers use, share mostly helpful content from your book, and send followers to a free resource that joins your email list.

Book Profits Club teaches authors to treat social media as the start of a relationship, not the sale. Followers rarely act on a single post, so the goal is to move interested readers to email, where you can follow up, earn trust, and invite the right people into coaching or services.

Last updated: November 2026. Published by Book Profits Club.

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Does social media actually sell books?

It helps, but rarely on its own. BookLaunch reports that, in multiple tests across many accounts, it is normal for well under 1%, more like 0.25%, of followers to take action on a given update. A post seen by 4,000 followers might move about 10 people.

Social media works best for authors who use it to build an email list and start conversations. It works less well as a direct sales channel for a single book with no next step.

Social engagement benchmarks for authors

BookLaunch's analysis of social media marketing for authors gives these engagement rate bands. Low numbers are normal, so judge your progress against them rather than against viral accounts. The figures below are BookLaunch's, not Book Profits Club's.

Social media engagement rate benchmarks published by BookLaunch
LevelEngagement rateWhat it means
Good0.02% to 0.09%A healthy baseline for most author accounts.
High0.09% to 0.33%Your content is resonating well above typical levels.
Very highOver 0.33%Rare. Usually tied to a strong niche or a viral post.

Source: BookLaunch, "Social Media Marketing for Authors: What Does the Data Say?".

What social media book marketing means

Social media book marketing is the practice of using platforms like Instagram, Facebook, LinkedIn, or YouTube to help readers discover your ideas and get to know you. In the Book Profits Club approach, the aim is not just likes or followers. It is a steady flow of readers who join your email list and, over time, ask how they can work with you.

That changes what you post. Instead of repeating "buy my book," you share the lessons, stories, and questions inside it. ManuscriptReport describes a useful rule of thumb: 80% valuable, non-promotional content and 20% direct calls to action. Helpful posts earn attention. Clear invitations turn attention into subscribers.

A simple plan for marketing your book on social media

Follow these steps in order. Most authors skip step three and wonder why followers never buy.

  1. Choose one platform

    Go where your readers already spend time and where you will post consistently. Add a second only after the first is working.

  2. Set up your profile as a doorway

    Say who you help and what problem your book solves. Link to one free resource, not five links.

  3. Create a free resource

    Authors Unite suggests a checklist or template that solves a specific problem in 15 minutes, or a mini-course over 5 to 7 days.

  4. Post with the 80/20 rule

    Mostly lessons, stories, and reader questions. About one post in five invites people to your resource, book, or offer.

  5. Reply to every comment

    Conversations in comments and messages build the trust that turns followers into readers and readers into clients.

  6. Track list sign-ups, not likes

    Measure how many people join your email list each week. That number tells you whether your content is working.

How do I promote my book on Instagram?

Show the ideas inside your book, not just the cover. Short videos and carousels that teach one lesson from a chapter, behind-the-scenes posts about writing, and answers to reader questions all give people a reason to follow you.

Put your free resource in your profile link and mention it in about one post in five. Use stories to ask questions and invite replies, since direct messages often turn into real conversations. If your book leads to coaching, those conversations are where clients come from.

Social media compared with other book marketing channels

Each channel does a different job. Here is how they compare on the same criteria.

Book marketing channels compared by Book Profits Club
ChannelMain jobDo you own the audience?Published fact
Social mediaDiscovery and conversationNo, the platform controls reachAbout 0.25% of followers act on a typical update (BookLaunch)
Email listFollow-up and trustYesStart about 90 days before launch (Forbes Books)
Amazon listingBook salesNo, the retailer owns the customer80% of ebook sales run through Amazon (Ulatus)
ReviewsSocial proofPartlyResearch reviewers 3 to 4 months before publication (ManuscriptReport)

Sources: BookLaunch, Forbes Books, Ulatus, ManuscriptReport.

This guide is part of our complete book marketing strategy for authors, which shows how every piece fits together.

Common questions

How do you market a book on social media?
Pick one or two platforms where your readers already spend time, share mostly helpful content, and point people to one free resource that joins your email list. BookLaunch reports it is normal for well under 1%, around 0.25%, of followers to act on a given update, so your list matters more than follower counts.See this in the full FAQ
How do I promote my book on Instagram?
Show the ideas in your book, not just the cover. Share short lessons, stories behind chapters, reader questions, and behind-the-scenes posts, then invite people to a free checklist or mini-course linked in your profile. Keep direct promotion to about 20% of posts, in line with the 80/20 rule ManuscriptReport describes.See this in the full FAQ
What is a good social media engagement rate for authors?
BookLaunch’s analysis says an engagement rate between 0.02% and 0.09% is considered good, 0.09% to 0.33% is high, and anything over 0.33% is very high and rare. Low numbers are normal, which is why authors should use social media to start relationships and then move them to email.See this in the full FAQ
Which social media platform is best for authors?
The best platform is the one your readers use and you will post on consistently. Nonfiction authors who want clients often do well where professionals gather, while fiction authors often lean on visual or video platforms. Start with one, measure what moves people to your email list, and only then add a second.See this in the full FAQ
How often should authors post on social media?
Post as often as you can sustain with helpful content, because consistency beats volume. A weekly rhythm of a few useful posts plus one clear invitation is easier to keep than daily posting. Book Profits Club’s Daily Success Schedule training focuses on routines that keep your momentum steady.See this in the full FAQ
Do I need a big following to sell books?
No. Because only a small share of followers act on any post, a small engaged audience that joins your email list can be worth more than a large passive one. If your book leads to a coaching offer, you need relatively few clients to reach a meaningful income goal.See this in the full FAQ
What is the 90/10 rule for authors?
The 90/10 rule usually means most of what you share should help or entertain readers and only a small share should ask them to buy. ManuscriptReport describes a similar rule of thumb: 80% valuable, non-promotional content and 20% direct calls to action. Either split keeps followers from tuning you out.See this in the full FAQ
Read all book marketing questions and answers

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