diff --git a/systems/trajectory_optimization/BUILD.bazel b/systems/trajectory_optimization/BUILD.bazel
index 0b171aea18b6..aebec8f65f81 100644
--- a/systems/trajectory_optimization/BUILD.bazel
+++ b/systems/trajectory_optimization/BUILD.bazel
@@ -1,10 +1,27 @@
 # -*- python -*-
 
-load("//tools:drake.bzl", "drake_cc_googletest", "drake_cc_library")
+load(
+    "@drake//tools/skylark:drake_cc.bzl",
+    "drake_cc_googletest",
+    "drake_cc_library",
+    "drake_cc_package_library",
+)
 load("//tools/lint:lint.bzl", "add_lint_tests")
 
 package(default_visibility = ["//visibility:public"])
 
+drake_cc_package_library(
+    name = "trajectory_optimization",
+    deps = [
+        ":direct_collocation",
+        ":direct_transcription",
+        ":generalized_constraint_force_evaluator",
+        ":joint_limit_constraint_force_evaluator",
+        ":multiple_shooting",
+        ":position_constraint_force_evaluator",
+    ],
+)
+
 drake_cc_library(
     name = "generalized_constraint_force_evaluator",
     srcs = ["generalized_constraint_force_evaluator.cc"],