Squarespace to Mailchimp: Connect in 6 Different Ways

Published: | By Mick Essex

As a digital marketer, I've had the privilege of assisting numerous small business owners improve their online presence. One crucial aspect of this journey is integrating your website with powerful email marketing tools.

You're on the right track if you're using Squarespace for your website and considering Mailchimp for your email campaigns. 

Connecting these two platforms can streamline your marketing efforts, enhance customer engagement, and ultimately drive more sales.

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Why Connect Squarespace to Mailchimp?

Integrating Mailchimp with Squarespace is a game-changer for small businesses. This combination makes collecting and managing subscriber lists from your website much easier. 

It enhances your ability to engage with your audience through targeted email campaigns, automated newsletters, and personalized customer journeys. 

Not to mention, Mailchimp has incredible analytics capabilities, when integrated with Squarespace. this birds-eye view of invaluable insights into subscriber behavior, helps you refine your marketing strategies for maximum impact.

Now that we’ve covered that let’s get right to the six different ways you can connect Squarespace to Mailchimp.

6 Ways to Connect Squarespace To Mailchimp

  1. Sync a Squarespace commerce store with Mailchimp
  2. Embed a Mailchimp form in Squarespace
  3. Connect natively
  4. Use a newsletter popup
  5. Domain authentication for custom domains
  6. Subscription option at checkout

Connecting your Mailchimp to your Squarespace can be done in many ways, depending on your website type. 

The easiest is most likely with a Squarespace extension, but please read through all six ways and decide which is best for you. 

1. Sync a Squarespace commerce store with Mailchimp

Connect your Squarespace products, orders, and customer information to Mailchimp using the Mailchimp extension.


This syncs your Squarespace e-commerce data with Mailchimp, which is ideal for using Mailchimp for email marketing in conjunction with your online store.

2. Embed a MailChimp form in Squarespace

    • Log in to your Mailchimp account and go to the Sign-up Forms page.
    • Select Embedded Forms from the dashboard and customize as needed.
    • Copy the embed code provided by MailChimp.
    • Log in to your Squarespace account, select your site, and start editing.
    • Choose the location on your page where you want the form, click an insert point, and add an Embed block.
    • In the embed block settings, click the code icon and paste the MailChimp embed code.


After embedding, publish your Squarespace site and test the form with a dummy email to ensure the integration works.

3.Connect natively

    • Log in to your Squarespace account and select a site to edit.
    • Add a Newsletter or Form block where you'd like to collect email addresses.
    • In the settings, go to Storage ➞ Other Storage Options and choose to connect MailChimp.
    • Log in to your MailChimp account when prompted and authorize Squarespace to access it.
    • Select an email list in MailChimp for the newsletter to subscribe to. 
    • It's recommended to enable "Require double opt-in" to avoid spam issues. 
    • Save your changes to complete the connection. 


4. Use a newsletter popup

Create a pop-up on Squarespace to collect email addresses, which can be linked to Mailchimp.

This method is effective for growing your mailing list and can be customized to appear when visitors land on your site.


5. Domain authentication for custom domains

To send newsletters from an email connected to a custom domain, set up domain authentication in Mailchimp.


In Squarespace, create custom CNAME records as specified in the Mailchimp documentation.

Follow Mailchimp's steps to complete the authentication process, which ensures your email campaigns are less likely to be marked as spam.

6. Subscription option at checkout for commerce sites

Add a "Join our mailing list" field to your checkout experience if you use Squarespace Commerce.

This allows customers to subscribe to your Mailchimp newsletter during checkout, integrating your e-commerce and email marketing efforts.

Tips for More Effective Email Marketing

The number of emails sent daily will only increase year after, so being sure that yours are seen and opened requires some work. Let’s look at a few ways to help.


  • Personalize your emails

Personalization goes beyond using the subscriber's name. Customize your content based on their interests, purchase history, and interactions with previous emails. 

This approach increases engagement and makes each subscriber feel valued.

  • Optimize for mobile

With most emails now opened on mobile devices, ensure your emails look great on smaller screens. 

Use responsive design and test emails across different devices to guarantee a smooth user experience.

  • Use A/B testing

Test different elements of your emails (like subject lines, email layouts, or call-to-action buttons) to determine what works best for your audience. 

This data-driven approach helps refine your strategy and improve open and click-through rates.

  • Focus on quality email content

Deliver content that is informative, entertaining, or valuable in some way to your audience. 

Taking time and thinking about what you should say in an email can lead to higher engagement rates and foster loyalty among your subscribers.

  • Monitor and analyze

Use the analytics tools provided by your email platform to track opens, clicks, and conversions. 

Regularly analyzing these metrics lets you understand what resonates with your audience and adjust your strategy for better results.

Other Email Marketing Platforms to Consider

If you aren’t sold on Mailchimp or just looking for a different email marketing provider to compare, these four additional choices have shown excellent results.

Constant Contact: Ideal for small businesses and beginners, Constant Contact offers a user-friendly interface, extensive template library, and excellent customer service. 

It's great for those who need a straightforward, effective email marketing solution.

GetResponse: This platform shines with its automation capabilities, allowing for complex, targeted email sequences based on user behavior. 

It’s suitable for businesses looking to implement sophisticated email marketing strategies.

Sendinblue: Known for its robust transactional email service, Sendinblue is a great choice for businesses that need to send triggered emails, like order confirmations.

It also offers SMS marketing integration, which can be a unique advantage.

Campaign Monitor: With its focus on design and aesthetics, Campaign Monitor is perfect for brands prioritizing visually appealing emails. 

It offers high-quality templates and customization options to help your emails stand out.

In Summary

Incorporating Mailchimp with your Squarespace site opens up many opportunities for effective digital marketing. 

From direct integrations to e-commerce syncs, these tools can significantly enhance your ability to connect with customers. 

Remember, the key to successful email marketing lies in personalization, content quality, and continuous optimization. 

If Mailchimp isn't the right fit, several other reputable platforms exist to explore. 

Whichever route you choose, integrating your website with a robust email marketing tool is a vital step in growing your online presence.

About the Author:

Mick Essex is the Growth Marketing Manager at POWR, where they have offered Squarespace extensions like Newsletter Popups and Embedded Forms on Mailchimp for nearly 10 years.

His career spans two decades, primarily growth marketing in the healthcare space, with stints in broadcast television, advertising and copy editing.

Mick attended the College of Journalism at the University of Louisiana - Monroe. His wife Elizabeth, son Gavin, and pup Jolene currently call Lafayette, Louisiana home.

Follow him on and LinkedIn.


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