diff --git a/packages/system/lines.yaml b/packages/system/lines.yaml
new file mode 100644
index 00000000..965923b4
--- /dev/null
+++ b/packages/system/lines.yaml
@@ -0,0 +1,6 @@
+sensor:
+  - platform: command_line
+    name: yaml config lines
+    command: "find /config -name '*.yaml' ! -name '*secrets.yaml' ! -name '.ip_authenticated.yaml' ! -path '/config/esphome/*' | xargs cat | wc -l"
+    unit_of_measurement: 'Lines'
+    scan_interval: 14400
\ No newline at end of file