Does Squarespace Have Custom Code?
By ToolVS Research Team · Last checked April 1, 2026
✅
YES
Yes, Squarespace allows injecting custom HTML, CSS, and JavaScript via code blocks and site-wide code injection.
What We Found
We checked this in April 2026 and here's what we found — Squarespace supports custom code through Code Blocks (inline HTML/CSS/JS), site-wide Header/Footer code injection, per-page code injection, and custom CSS. Business plan and above unlock full code injection capabilities. This enables adding analytics, custom functionality, and advanced styling.
Things to Know
- ⚠️ Custom code injection requires Business plan
- ⚠️ Cannot modify core Squarespace files
- ⚠️ Debugging custom code can be difficult
- ⚠️ Updates may break custom code
Need Custom Code? These Tools Have It
Try Squarespace Yourself
See if custom code meets your needs. Most tools offer a free trial or free plan to get started.
Try SquarespaceFree →More About Squarespace
Does Squarespace have free plan?❌ NODoes Squarespace have custom domain?✅ YESDoes Squarespace have templates?✅ YESDoes Squarespace have mobile app?✅ YESDoes Squarespace have api access?⚠️ PARTIALDoes Squarespace have webhooks?⚠️ PARTIAL
Frequently Asked Questions
Does Squarespace have custom code on mobile?
Squarespace offers custom code across platforms including mobile. However, the mobile experience may have some limitations compared to the desktop version. Check the mobile app for the latest capabilities.
Is custom code available on Squarespace's free plan?
Custom Code is available in Squarespace, though specific plan requirements may apply. Some features are limited to paid tiers. Check Squarespace's pricing page for the most current plan details.
What are the best alternatives to Squarespace for custom code?
For custom code, consider Webflow. These tools offer this feature and may better suit your needs. Check our comparison pages for detailed side-by-side analysis.
About this check: We verify feature availability by reviewing official documentation, testing the product directly, and monitoring changelog updates. Information was last verified on April 1, 2026. Features and pricing may have changed since our last check.Our methodology →