Google Form to Slack Alert

Who it's for

Small businesses, freelancers, and teams who use Google Forms for contact requests, lead capture, or support intake and want instant Slack notifications.

What it does

This workflow watches the Google Sheet linked to your form for new responses and posts a formatted Slack message with every answer. Setup takes about 15 minutes.

How it works

1. Google Sheets Form Trigger polls the response sheet every minute for new rows
2. Configure Form Settings sets your Slack channel and form title
3. Format Slack Message turns each answer into a readable Slack post
4. Has Response Data skips empty rows
5. Send Slack Alert posts to your Slack channel

Setup steps

1. Import the workflow JSON into n8n
2. In Google Forms, link responses to a Google Sheet (default tab: Form Responses 1)
3. Open Google Sheets Form Trigger and set your spreadsheet ID
4. Open Configure Form Settings and set SLACK_CHANNEL and FORM_TITLE
5. Connect Google Sheets OAuth2 on the trigger
6. Connect Slack OAuth2 on Send Slack Alert
7. Submit a test form response, then activate the workflow

Requirements

n8n Cloud or self-hosted n8n instance Google account with OAuth2 credentials configured in n8n Slack workspace with OAuth2 credentials configured in n8n A Google Form linked to a Google Sheet

Customization

Change SLACK_CHANNEL and FORM_TITLE in Configure Form Settings Map email column names via EMAIL_FIELD_NAMES Limit visible columns with INCLUDE_COLUMNS Change poll interval on the Google Sheets trigger

Additional info

Google Forms does not trigger n8n directly. This workflow uses the linked response spreadsheet — the standard and most reliable approach used by thousands of n8n users.

Ideas to extend

• Upgrade to priority routing (urgent vs sales vs standard channels)
• Add duplicate detection with an audit log tab
• Send a Gmail auto-reply to the submitter
• Log submissions to a second sheet for reporting