Social Engagement Rate Calculator
Compare engagement rates by reach and by follower count for the same post.
Your numbers
Example values are prefilled. Use the same reporting period for all inputs.
Total interactions
550
Engagement rate by reach
5.5%
Engagement rate by followers
2.75%
The formula
Interactions = Likes + Comments + Shares + Saves; ER by reach = Interactions / Reach × 100; ER by followers = Interactions / Followers × 100.
Worked example
550 interactions on 10,000 reach and 20,000 followers equal 5.5% engagement by reach and 2.75% by followers.
Frequently asked
Are these unique people?
Interactions are actions, so one person can contribute more than once and a rate can exceed 100%. Compare posts using the same actions and denominator.