---
title: "How to Connect Mailchimp to a WordPress Form?"
url: https://nexterwp.com/docs/connect-mailchimp-to-a-wordpress-form/
date: 2025-04-17
modified: 2026-04-14
author: "Aditya Sharma"
description: "Looking to grow your email list with Mailchimp right from your WordPress site? By connecting your form to Mailchimp, you can automatically add new subscribers to your audience list. With..."
image: https://nexterwp.com/wp-content/uploads/2025/04/connect-mailchimp-to-a-wordpress-form-1024x519.jpg
word_count: 372
---

# How to Connect Mailchimp to a WordPress Form?

## Key Takeaways

- Nexter Blocks includes a Form block that connects directly to Mailchimp for automatic subscriber addition.
- Users need a Mailchimp API Key and Audience ID to integrate with the Form block in Nexter Blocks.
- The Form block allows customization of form fields before linking to Mailchimp for seamless data collection.

Looking to grow your email list with Mailchimp right from your WordPress site? By connecting your form to Mailchimp, you can automatically add new subscribers to your audience list.

With the Form block from Nexter Blocks, you can easily connect your Mailchimp account to your WordPress form.

*To check the complete feature overview documentation of the Nexter Blocks Form block,* *[click here](https://nexterwp.com/docs/add-a-form-in-wordpress/).*

***Requirement  - This block is a part of the Nexter Blocks, make sure it's installed & activated to enjoy all its powers.***

[LIVE BLOCK LINK](https://nexterwp.com/nexter-blocks/blocks/)

## Learn via Video Tutorial

https://www.youtube.com/watch?v=utuAv95wr8Q

For this, you must have a Mailchimp API Key and Audience ID.

### Get Mailchimp API Key

[Create an account in Mailchimp](https://mailchimp.com/) if you don’t already have one. Once you are logged into your account, follow the steps - 

1. Click on the user profile on the top right.

2. Then click on **Account & billing **from the dropdown.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-api-1-1.png)

3. On the next page, go to **Extras** > **API keys**.

4. Then click on the **Create A Key** button on the next page.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-api-2.png)

5. On the next page, add a name for the API key and click on the **Generate Key** button.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-api-3.png)

Now you’ll have your API key, copy it into a notepad.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-api-4.png)

### Find Mailchimp Audience ID

To find the Mailchimp Audience ID, follow the steps - 

1. From the left sidebar, go to **Audience **>** All contacts**.

> *Note: If you have multiple audiences, then you have to select the audience of which you want the ID from the Contacts dropdown.*

2. On the next page, click on **Settings**.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-audience-1.png)

3. In the Settings page, you’ll find the Audience ID.

![](https://nexterwp.com/wp-content/uploads/2025/04/maichimp-audience-2.png)

### Use the Form Block

Now, add the Form block to the page and select the appropriate form type, then follow the steps -

1. Add the required form fields and customize them as per your requirements.

2. Then select the main form block and go to the **Action After Submit** tab and select **Mailchimp** from the **Options** dropdown.

3. Now you’ll see the **Mailchimp** tab, open it.

4. Then add your API key and Audience ID in the **API Key** and **Audience ID** fields.

Now, when a user fills out your form, they will be automatically added to your Mailchimp audience list.

## Frequently Asked Questions

**Q: What should I do if my Mailchimp API key isn't working?**
A: If your Mailchimp API key isn't working, first ensure that you've copied it correctly from your Mailchimp account. Check for any extra spaces or characters. Additionally, confirm that the API key is active and has not been deleted. You can generate a new key by following the steps outlined in the tutorial under 'Get Mailchimp API Key'.

**Q: Can I use Nexter Blocks to connect Mailchimp to any WordPress form?**
A: Nexter Blocks specifically provides a Form block that allows you to connect Mailchimp to your WordPress forms. This integration is designed for ease of use and requires that the Nexter Blocks plugin is installed and activated. If you're using other form plugins, you may need to check their compatibility with Mailchimp.

**Q: What are the best practices for setting up a form with Mailchimp integration?**
A: When setting up a form with Mailchimp integration using Nexter Blocks, ensure that you customize your form fields to gather relevant information from subscribers. It's also crucial to select the correct Mailchimp audience ID to ensure subscribers are added to the right list. This helps in segmenting your audience effectively for future campaigns.

**Q: Is there a way to test if my Mailchimp connection is working?**
A: To test if your Mailchimp connection is working, fill out the form on your WordPress site after setting it up with the Mailchimp API key and Audience ID. Check your Mailchimp audience list to see if the test entry appears. This ensures that the integration is functioning correctly and that subscribers are being added as expected.

**Q: How do I find my Mailchimp Audience ID?**
A: To find your Mailchimp Audience ID, navigate to the Audience section in your Mailchimp account, then select 'All contacts'. From there, click on 'Settings', and you will see your Audience ID listed. This ID is essential for connecting your WordPress form to the correct audience in Mailchimp.