Developer & DevOps

Form with Dynamic Dropdown Field Populated from Sheets

16 nodes 303 147 Automatic trigger
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Workflow Description

Create an interactive form where dropdown options automatically sync with Google Sheets data. Each form submission triggers a workflow that pulls the latest data, eliminating manual updates and keeping choices always current.

How it works

  1. 1.Trigger workflow when form is submitted with user input
  2. 2.Retrieve data from Google Sheets to populate dropdown options
  3. 3.Process and filter the retrieved data using custom code logic
  4. 4.Return formatted dropdown values or execute next workflow action with selected data

Use cases

  • Registration forms that auto-update department or team lists from a master spreadsheet
  • Multi-level surveys where secondary options change based on the initial selection
  • Support ticket systems pulling categories and priorities from centralized sheet data

Requirements

  • Connected Google account with read access to target Google Sheets
  • Google Sheet containing the dropdown option data with proper structure
  • Sheet ID and range reference configured to identify data source accurately

Service Value

Ready-made workflow template for automation delivery and service execution.

Apps Used

N8N Form Trigger Google Sheets

Details

Trigger Automatic trigger
Nodes 16
Apps 3
Views 303
Downloads 147

How to Use

  1. 1.Click "Download Template"
  2. 2.Open your n8n dashboard
  3. 3.Go to Workflows > Import from File
  4. 4.Select downloaded file and configure credentials

Nodes Used (16)

/

n8n | get wf

N8N

#1

n8n | update

N8N

#2

On form submission

Form Trigger

#3

Google Sheets Trigger

Google Sheets Trigger

#4

Execute Workflow

Execute Workflow

#5

Sticky Note

Sticky Note

#6

Sticky Note1

Sticky Note

#7

Sticky Note2

Sticky Note

#8

Sticky Note3

Sticky Note

#9

Sticky Note4

Sticky Note

#10

Sticky Note5

Sticky Note

#11

Sticky Note6

Sticky Note

#12

Write JSON

Code

#13

Replace values

Set

#14

Get all values

Google Sheets

#15

Format to 'values'

Set

#16