---
title: BlockLayout
description: The BlockLayout component arranges content over multiple rows with explicit control over row sizing. Use BlockLayout to create vertical layouts where each row can have a different proportion, such as a fixed header row with an expandable content area below.
api_version: 2026-04
source_url:
  html: https://shopify.dev/docs/api/customer-account-ui-extensions/latest/ui-components/layout-and-structure/blocklayout
  md: https://shopify.dev/docs/api/customer-account-ui-extensions/latest/ui-components/layout-and-structure/blocklayout.md
---

Block​Layout

Not supported in this version.