---
schema_version: "1"
id: 57c13544fc40c7f5c59d9557bf13646f637fdf66c9ed838d69881bb77cc7ea6c
title: Create a Data Extension That Contains Randomly Selected Subscribers
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_es_create_random_de.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_es_create_random_de.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 6521d5ebe322061bef2473c98081ab14cf1df4e7929e0fc8c82b0a10dd5254d9
description: A random data extension splits up subscribers from a selected standard data extension and places the subscribers into new data extensions in Email Studio. You can create as many as 12 data extensions at a time.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Create a Data Extension That Contains Randomly Selected Subscribers

A random data extension splits up subscribers from a selected standard data extension and places the subscribers into new data extensions in Email Studio. You can create as many as 12 data extensions at a time.

1. In Email Studio, on the Subscribers tab, click **Data Extensions**.
2. Click **Create**.
3. Select **Random Data Extension**.
4. Click **OK**.
5. Select a source data extension of records to split.
6. Click **OK**.
7. Click **Add Data Extension**.
    1. Enter a name for the data extension.
    2. In the Data Extension Size field, enter either a percentage or a number that represents how many of the records in the selected data extension are randomly added to this data extension.
    3. To change the location the data extension is saved, click **Change Location** and select a folder in which to store the data extension.
8. Repeat the Add Data Extension step to create more splits. You can create up to 12 splits.
9. If you want to create a data extension from the remaining subscribers, click **Add Remainder**.
10. Click **Save & Build**.