WordPress Multisite Setup: Multiple Sites in One Installation [2025]

WordPress Multisite enables you to manage a network of websites from a single WordPress installation. Ideal for companies with multiple brands, universities with department sites, or agencies managing client websites.

What is WordPress Multisite?

Multisite transforms a standard WordPress installation into a network where you can create and manage multiple sites.

Setup Steps

1. Enable Multisite in wp-config.php
2. Run Network Setup via Tools → Network Setup
3. Choose Structure: Subdomains or subdirectories
4. Update Configuration Files: wp-config.php and .htaccess
5. Log in and access Network Admin

Managing Sites

• Add new sites via Network Admin → Sites
• Enable themes network-wide or per-site
• Activate plugins network-wide or allow per-site

Domain Mapping

Give each site its own domain by editing the site address in Network Admin.

Best Practices

• Plan your structure before starting
• Limit plugins to reduce conflicts
• Centralize updates
• Implement proper backup strategy

Conclusion

WordPress Multisite is powerful for managing multiple related websites. It saves time through central updates but requires careful planning.

Frequently Asked Questions

How long does it take to implement this?

Implementation time varies per situation. Simple configurations can be done within an hour, more complex setups may take several hours to a day.

What are the costs?

Costs depend on your hosting provider and package. Many basic features are included for free, advanced features may incur additional costs.

Do I need technical knowledge?

You need little technical knowledge for the basics. Most hosting providers offer extensive documentation and support to help you.