diff --git a/crates/vite_global_cli/src/commands/global/install.rs b/crates/vite_global_cli/src/commands/global/install.rs
index 2c41a6f203..dde66fd98b 100644
--- a/crates/vite_global_cli/src/commands/global/install.rs
+++ b/crates/vite_global_cli/src/commands/global/install.rs
@@ -18,13 +18,16 @@ use vite_path::{AbsolutePath, AbsolutePathBuf, current_dir};
 use vite_shared::{format_path_prepended, output};
 
 #[cfg(test)]
-use crate::commands::env::package_metadata::{INSTALL_ID_LENGTH, is_install_id};
+use crate::commands::env::package_metadata::INSTALL_ID_LENGTH;
 use crate::{
     commands::{
         env::{
             bin_config::BinConfig,
-            config::{get_bin_dir, get_node_modules_dir, resolve_version, resolve_version_alias},
-            package_metadata::{INSTALL_ID_PREFIX, PackageMetadata},
+            config::{
+                get_bin_dir, get_node_modules_dir, get_packages_dir, resolve_version,
+                resolve_version_alias,
+            },
+            package_metadata::{INSTALL_ID_PREFIX, PackageMetadata, is_install_id},
         },
         global::{CORE_SHIMS, is_local_package_spec, parse_package_spec},
     },
@@ -44,6 +47,8 @@ struct InstalledPackage {
     install_dir: AbsolutePathBuf,
 }
 
+const STALE_GLOBAL_INSTALL_MIN_AGE: Duration = Duration::from_secs(60 * 60);
+
 fn package_error(package_name: &str, error: impl Into<Error>) -> (Option<String>, Error) {
     (Some(package_name.to_string()), error.into())
 }
@@ -691,6 +696,94 @@ async fn cleanup_previous_installation(
     }
 }
 
+pub(crate) async fn cleanup_stale_installations() -> Result<(), Error> {
+    let packages_dir = get_packages_dir()?;
+    if !tokio::fs::try_exists(&packages_dir).await.unwrap_or(false) {
+        return Ok(());
+    }
+
+    let active_install_dirs = PackageMetadata::list_all()
+        .await?
+        .into_iter()
+        .filter_map(|metadata| metadata.installation_dir().ok())
+        .map(|path| path.as_path().to_path_buf())
+        .collect::<HashSet<_>>();
+
+    let mut entries = tokio::fs::read_dir(packages_dir).await?;
+    while let Some(entry) = entries.next_entry().await? {
+        let file_type = entry.file_type().await?;
+        if !file_type.is_dir() {
+            continue;
+        }
+
+        let name = entry.file_name();
+        let name = name.to_string_lossy();
+        if name.starts_with('@') {
+            let mut scoped_entries = tokio::fs::read_dir(entry.path()).await?;
+            while let Some(scoped_entry) = scoped_entries.next_entry().await? {
+                if !scoped_entry.file_type().await?.is_dir() {
+                    continue;
+                }
+                let scoped_path = scoped_entry.path();
+                cleanup_stale_installation_dir(
+                    scoped_entry.file_name().to_string_lossy().as_ref(),
+                    &scoped_path,
+                    &active_install_dirs,
+                )
+                .await;
+            }
+            continue;
+        }
+
+        let path = entry.path();
+        cleanup_stale_installation_dir(&name, &path, &active_install_dirs).await;
+    }
+
+    Ok(())
+}
+
+async fn cleanup_stale_installation_dir(
+    name: &str,
+    path: &std::path::Path,
+    active_install_dirs: &HashSet<std::path::PathBuf>,
+) {
+    let has_reserved_separator = name.contains(INSTALL_ID_PREFIX);
+    let has_valid_install_id = name
+        .rfind(INSTALL_ID_PREFIX)
+        .is_some_and(|index| index > 0 && is_install_id(&name[index..]));
+    if active_install_dirs.contains(path) || (has_reserved_separator && !has_valid_install_id) {
+        return;
+    }
+
+    if !is_old_enough_for_stale_cleanup(path).await {
+        tracing::debug!("Skipping recent global package installation: {}", path.display());
+        return;
+    }
+
+    tracing::debug!("Cleaning up stale global package installation: {}", path.display());
+    if let Err(error) = tokio::fs::remove_dir_all(path).await {
+        if error.kind() != std::io::ErrorKind::NotFound {
+            tracing::warn!(
+                "Failed to remove stale global package installation at {}: {}",
+                path.display(),
+                error
+            );
+        }
+    }
+}
+
+async fn is_old_enough_for_stale_cleanup(path: &std::path::Path) -> bool {
+    let Ok(metadata) = tokio::fs::metadata(path).await else {
+        return false;
+    };
+    let Ok(modified) = metadata.modified() else {
+        return false;
+    };
+    std::time::SystemTime::now()
+        .duration_since(modified)
+        .is_ok_and(|age| age >= STALE_GLOBAL_INSTALL_MIN_AGE)
+}
+
 async fn remove_dir_all_if_exists(path: &AbsolutePathBuf) -> Result<(), Error> {
     match tokio::fs::remove_dir_all(path).await {
         Ok(()) => Ok(()),
@@ -1304,6 +1397,121 @@ mod tests {
         assert!(stale_install.as_path().exists());
     }
 
+    #[tokio::test]
+    async fn test_cleanup_stale_installations_removes_inactive_identified_dirs() {
+        use tempfile::TempDir;
+        use vite_path::AbsolutePathBuf;
+
+        let temp_dir = TempDir::new().unwrap();
+        let temp_path = temp_dir.path().to_path_buf();
+        let _env_guard = vite_shared::EnvConfig::test_guard(
+            vite_shared::EnvConfig::for_test_with_home(&temp_path),
+        );
+
+        let packages_dir = AbsolutePathBuf::new(temp_path.join("packages")).unwrap();
+        let active_id = "#123e4567-e89b-42d3-a456-426614174000";
+        let stale_id = "#987e6543-e21b-42d3-a456-426614174000";
+        let scoped_active_id = "#111e4567-e89b-42d3-a456-426614174000";
+        let scoped_stale_id = "#222e4567-e89b-42d3-a456-426614174000";
+        let legacy_stale_id = "#333e4567-e89b-42d3-a456-426614174000";
+        let in_progress_id = "#444e4567-e89b-42d3-a456-426614174000";
+
+        let active_dir = packages_dir.join(format!("typescript{active_id}"));
+        let stale_dir = packages_dir.join(format!("typescript{stale_id}"));
+        let legacy_stale_for_active_identified_dir = packages_dir.join("typescript");
+        let legacy_dir = packages_dir.join("legacy-pkg");
+        let legacy_stale_dir = packages_dir.join(format!("legacy-pkg{legacy_stale_id}"));
+        let malformed_dir = packages_dir.join("typescript#not-a-valid-install-id");
+        let scoped_active_dir = packages_dir.join("@scope").join(format!("pkg{scoped_active_id}"));
+        let scoped_stale_dir = packages_dir.join("@scope").join(format!("pkg{scoped_stale_id}"));
+        let scoped_legacy_stale_for_active_identified_dir = packages_dir.join("@scope").join("pkg");
+        let in_progress_dir = packages_dir.join(format!("in-progress{in_progress_id}"));
+
+        for dir in [
+            &active_dir,
+            &stale_dir,
+            &legacy_stale_for_active_identified_dir,
+            &legacy_dir,
+            &legacy_stale_dir,
+            &malformed_dir,
+            &scoped_active_dir,
+            &scoped_stale_dir,
+            &scoped_legacy_stale_for_active_identified_dir,
+            &in_progress_dir,
+        ] {
+            tokio::fs::create_dir_all(dir).await.unwrap();
+        }
+        tokio::fs::write(active_dir.join("marker").as_path(), "active").await.unwrap();
+        tokio::fs::write(legacy_dir.join("marker").as_path(), "active").await.unwrap();
+        tokio::fs::write(scoped_active_dir.join("marker").as_path(), "active").await.unwrap();
+
+        let mut metadata = PackageMetadata::new(
+            "typescript".to_string(),
+            "5.9.3".to_string(),
+            "22.0.0".to_string(),
+            None,
+            vec![],
+            HashSet::new(),
+            "npm".to_string(),
+        );
+        metadata.install_id = active_id.to_string();
+        metadata.save().await.unwrap();
+
+        let mut scoped_metadata = PackageMetadata::new(
+            "@scope/pkg".to_string(),
+            "1.0.0".to_string(),
+            "22.0.0".to_string(),
+            None,
+            vec![],
+            HashSet::new(),
+            "npm".to_string(),
+        );
+        scoped_metadata.install_id = scoped_active_id.to_string();
+        scoped_metadata.save().await.unwrap();
+
+        let legacy_metadata = PackageMetadata::new(
+            "legacy-pkg".to_string(),
+            "1.0.0".to_string(),
+            "22.0.0".to_string(),
+            None,
+            vec![],
+            HashSet::new(),
+            "npm".to_string(),
+        );
+        legacy_metadata.save().await.unwrap();
+
+        for dir in [
+            &stale_dir,
+            &legacy_stale_for_active_identified_dir,
+            &legacy_stale_dir,
+            &scoped_stale_dir,
+            &scoped_legacy_stale_for_active_identified_dir,
+        ] {
+            mark_install_dir_old(dir);
+        }
+
+        cleanup_stale_installations().await.unwrap();
+
+        assert!(active_dir.join("marker").as_path().exists());
+        assert!(legacy_dir.join("marker").as_path().exists());
+        assert!(scoped_active_dir.join("marker").as_path().exists());
+        assert!(in_progress_dir.as_path().exists());
+        assert!(malformed_dir.as_path().exists());
+        assert!(!stale_dir.as_path().exists());
+        assert!(!legacy_stale_for_active_identified_dir.as_path().exists());
+        assert!(!legacy_stale_dir.as_path().exists());
+        assert!(!scoped_stale_dir.as_path().exists());
+        assert!(!scoped_legacy_stale_for_active_identified_dir.as_path().exists());
+    }
+
+    fn mark_install_dir_old(dir: &AbsolutePathBuf) {
+        let modified =
+            std::time::SystemTime::now() - STALE_GLOBAL_INSTALL_MIN_AGE - Duration::from_secs(1);
+        let file = std::fs::File::open(dir.as_path()).unwrap();
+        let times = std::fs::FileTimes::new().set_modified(modified);
+        file.set_times(times).unwrap();
+    }
+
     #[tokio::test]
     #[cfg_attr(windows, serial_test::serial)]
     async fn test_restore_previous_install_state_removes_partial_new_bins() {
diff --git a/crates/vite_global_cli/src/commands/upgrade/mod.rs b/crates/vite_global_cli/src/commands/upgrade/mod.rs
index 882a1966d5..e6c58db34b 100644
--- a/crates/vite_global_cli/src/commands/upgrade/mod.rs
+++ b/crates/vite_global_cli/src/commands/upgrade/mod.rs
@@ -195,6 +195,9 @@ async fn install_platform_and_main(
     {
         output::warn(&format!("Old version cleanup failed (non-fatal): {e}"));
     }
+    if let Err(e) = crate::commands::global::install::cleanup_stale_installations().await {
+        output::warn(&format!("Stale global package cleanup failed (non-fatal): {e}"));
+    }
 
     if !silent {
         println!(