diff --git a/crates/uv-resolver/src/lock/export/metadata.rs b/crates/uv-resolver/src/lock/export/metadata.rs
index eaa69f6658b..89aa52ec03e 100644
--- a/crates/uv-resolver/src/lock/export/metadata.rs
+++ b/crates/uv-resolver/src/lock/export/metadata.rs
@@ -1,5 +1,6 @@
 use std::collections::BTreeMap;
 use std::fmt::Display;
+use std::path::Path;
 
 use uv_distribution_filename::WheelFilename;
 use uv_distribution_types::{Name, RequiresPython, ResolvedDist, UrlString};
@@ -62,6 +63,9 @@ pub struct Metadata {
     /// Ideally absolute paths to things that are found in subdirs of this should have exactly
     /// this as a prefix so it can be stripped to get relative paths if one wants.
     workspace_root: PortablePathBuf,
+    /// Information about the synchronized environment, when `--sync` was used.
+    #[serde(skip_serializing_if = "Option::is_none", default)]
+    environment: Option<MetadataEnvironment>,
     /// The version of python required by the workspace
     ///
     /// Every `marker` we emit implicitly assumes this constraint to keep things clean
@@ -97,6 +101,13 @@ struct SchemaReport {
     version: SchemaVersion,
 }
 
+/// Information about the environment synchronized for the workspace.
+#[derive(Debug, serde::Serialize)]
+struct MetadataEnvironment {
+    /// Absolute path to the environment root.
+    root: PortablePathBuf,
+}
+
 /// Info for looking up workspace members, most information is stored in the node behind `id`
 #[derive(Debug, serde::Serialize)]
 struct MetadataWorkspaceMember {
@@ -830,6 +841,7 @@ impl Metadata {
                 version: SchemaVersion::Preview,
             },
             conflicts,
+            environment: None,
             module_owners: BTreeMap::new(),
             workspace_root,
             requires_python: lock.requires_python.clone(),
@@ -852,6 +864,14 @@ impl Metadata {
         .to_flat())
     }
 
+    #[must_use]
+    pub fn with_environment_root(mut self, environment_root: &Path) -> Self {
+        self.environment = Some(MetadataEnvironment {
+            root: PortablePathBuf::from(environment_root),
+        });
+        self
+    }
+
     #[must_use]
     pub fn with_module_owners(mut self, module_owners: BTreeMap<ModuleName, Vec<String>>) -> Self {
         self.module_owners = module_owners
diff --git a/crates/uv/src/commands/workspace/metadata.rs b/crates/uv/src/commands/workspace/metadata.rs
index e9433ea71c1..8751d9af5ab 100644
--- a/crates/uv/src/commands/workspace/metadata.rs
+++ b/crates/uv/src/commands/workspace/metadata.rs
@@ -158,7 +158,9 @@ pub(crate) async fn metadata(
                 )
                 .await
                 .context("Failed to collect module owners")?;
-                export = export.with_module_owners(module_owners);
+                export = export
+                    .with_environment_root(environment.root())
+                    .with_module_owners(module_owners);
             }
 
             print_metadata(&export, printer)
diff --git a/crates/uv/tests/it/workspace_metadata.rs b/crates/uv/tests/it/workspace_metadata.rs
index a1c970b104f..66e912e0591 100644
--- a/crates/uv/tests/it/workspace_metadata.rs
+++ b/crates/uv/tests/it/workspace_metadata.rs
@@ -162,6 +162,9 @@ dependencies = [
         "version": "preview"
       },
       "workspace_root": "[TEMP_DIR]/",
+      "environment": {
+        "root": "[VENV]/"
+      },
       "requires_python": ">=3.12",
       "conflicts": {
         "sets": []
diff --git a/docs/reference/internals/metadata.md b/docs/reference/internals/metadata.md
index 341e9edf342..3e0a6552019 100644
--- a/docs/reference/internals/metadata.md
+++ b/docs/reference/internals/metadata.md
@@ -135,19 +135,24 @@ Here is a human-readable annotated example:
 
 ```js
 {
-	// Information about the schema of this output
-	"schema": {
-		// The version of this output, currently "preview"
-		"version": "preview"
-	},
-	// The directory the uv.lock can be found in
-	"workspace_root": "/workspace",
-	// Any requirements on the python version this workspace has
+  // Information about the schema of this output
+  "schema": {
+    // The version of this output, currently "preview"
+    "version": "preview"
+  },
+  // The directory the uv.lock can be found in
+  "workspace_root": "/workspace",
+  // Information about the environment, currently only available with `--sync`
+  "environment": {
+    // The absolute path to the environment root
+    "root": "/workspace/.venv"
+  },
+  // Any requirements on the python version this workspace has
   //
   // `marker` fields all have this as an implicit constraint that is omitted for cleanliness
-	"requires_python": ">=3.12",
-	// A list of workspace members
-	"members": [
+  "requires_python": ">=3.12",
+  // A list of workspace members
+  "members": [
     {
       // The name of the package
       "name": "mypackage",
@@ -156,7 +161,7 @@ Here is a human-readable annotated example:
       // The id of this package's info in the `resolution` map below
       "id": "mypackage==0.1.0@editable+/workspace/packages/mypackage"
     },
-	],
+  ],
   // A list-of-sets of workspace items that are mutually-exclusive to install,
   // presumably because they need to install different versions of the same package.
   //