diff --git a/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/down.sql b/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/down.sql
new file mode 100644
index 0000000000..09a423d10c
--- /dev/null
+++ b/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/down.sql
@@ -0,0 +1,6 @@
+-- noinspection SqlDialectInspectionForFile
+-- noinspection SqlNoDataSourceInspectionForFile
+-- noinspection SqlResolveForFile
+
+ALTER TABLE users
+    DROP COLUMN maybe_landing_url;
diff --git a/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/up.sql b/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/up.sql
new file mode 100644
index 0000000000..ff32bf3cb5
--- /dev/null
+++ b/_database/sql/migrations/2026-04-03-175727-0000_alter_users_add_maybe_landing_url/up.sql
@@ -0,0 +1,6 @@
+-- noinspection SqlDialectInspectionForFile
+-- noinspection SqlNoDataSourceInspectionForFile
+-- noinspection SqlResolveForFile
+
+ALTER TABLE users
+    ADD COLUMN maybe_landing_url VARCHAR(255) DEFAULT NULL;
diff --git a/_database/sql/migrations_squashed/user_tables/users.sql b/_database/sql/migrations_squashed/user_tables/users.sql
index 52eaacbe57..8ff3e8590b 100644
--- a/_database/sql/migrations_squashed/user_tables/users.sql
+++ b/_database/sql/migrations_squashed/user_tables/users.sql
@@ -222,8 +222,13 @@ CREATE TABLE users (
   was_eagerly_provisioned BOOLEAN NOT NULL DEFAULT false,
 
   -- The referral URL the user arrived from when signing up.
+  -- This helps us know what marketing is effective.
   maybe_referral_url VARCHAR(255) DEFAULT NULL,
 
+  -- The actual URL the user first arrived at when signing up, including query params.
+  -- This helps us know what marketing is effective.
+  maybe_landing_url VARCHAR(255) DEFAULT NULL,
+
   -- ========== MODERATION DETAILS ==========
 
   -- Different than deleted.