Trigger Slack messages when new Mailchimp subscribers join
- George Apostolov
Trigger Slack messages when new Mailchimp subscribers join: step-by-step guide
Click "Create" and select "Zaps" to begin the automation process.
Click "Trigger."
Search for and select Mailchimp.
Choose "New Subscriber" as the trigger event.
Connect Your Mailchimp account.
Choose the Mailchimp list where new subscribers are added.
Run a test.
Add Slack as the Action App.
Select an action event.
Connect your Slack account.
Choose the Slack channel and customize the message to include details of the new Mailchimp subscriber (e.g., name, email, date of subscription).
Run a test.
Click "Publish" to turn on your zap.
Quick answer: To automate your workflow, create a zap, select Mailchimp as the trigger app with the New Subscriber event, and connect your account and list. Next, choose Slack as the action app, select your action event, connect your account, customize your subscriber message, test both steps, and publish your zap.
About this Mailchimp tutorial
Send Slack messages instantly when new Mailchimp subscribers join. Connect your accounts, customize notification details, and publish your zap. This guide covers trigger Slack messages when new Mailchimp subscribers join in 13 steps, starting with "Click 'Create' and select 'Zaps' to begin the automation process" and finishing with "Click 'Publish' to turn on your zap". The interactive demo above is a click-through copy of the real Mailchimp interface, so you can rehearse each step before doing it in your own account.
Frequently asked questions
How many steps does trigger Slack messages when new Mailchimp subscribers join take?
13 steps. Each one is listed in order above, and the demo highlights exactly where to click.
Can I try it without changing my own account?
Yes. Clicking through the demo doesn't touch your Mailchimp data or settings. Once you know the flow, repeat it in your own workspace.
This tutorial is filed under Mailchimp and Slack. Related guides: Wistia Mailchimp Integration, Automate Mailchimp list segmentation from Typeform surveys and Automate Mailchimp subscriber lists with Zapier. Last reviewed 05 Oct 2026.
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