diff --git a/tests/test_build_components/common/uart_1200/esp32-c3-idf.yaml b/tests/test_build_components/common/uart_1200/esp32-c3-idf.yaml
new file mode 100644
index 0000000000..8f1dace337
--- /dev/null
+++ b/tests/test_build_components/common/uart_1200/esp32-c3-idf.yaml
@@ -0,0 +1,11 @@
+# Common UART configuration for ESP32-C3 IDF tests - 1200 baud
+
+substitutions:
+  tx_pin: GPIO20
+  rx_pin: GPIO21
+
+uart:
+  - id: uart_bus
+    tx_pin: ${tx_pin}
+    rx_pin: ${rx_pin}
+    baud_rate: 1200
diff --git a/tests/test_build_components/common/uart_38400/esp32-c3-idf.yaml b/tests/test_build_components/common/uart_38400/esp32-c3-idf.yaml
new file mode 100644
index 0000000000..d7d902af3d
--- /dev/null
+++ b/tests/test_build_components/common/uart_38400/esp32-c3-idf.yaml
@@ -0,0 +1,11 @@
+# Common UART configuration for ESP32-C3 IDF tests - 38400 baud
+
+substitutions:
+  tx_pin: GPIO20
+  rx_pin: GPIO21
+
+uart:
+  - id: uart_bus
+    tx_pin: ${tx_pin}
+    rx_pin: ${rx_pin}
+    baud_rate: 38400
diff --git a/tests/test_build_components/common/uart_4800/esp32-c3-idf.yaml b/tests/test_build_components/common/uart_4800/esp32-c3-idf.yaml
new file mode 100644
index 0000000000..7b18789b19
--- /dev/null
+++ b/tests/test_build_components/common/uart_4800/esp32-c3-idf.yaml
@@ -0,0 +1,11 @@
+# Common UART configuration for ESP32-C3 IDF tests - 4800 baud
+
+substitutions:
+  tx_pin: GPIO20
+  rx_pin: GPIO21
+
+uart:
+  - id: uart_bus
+    tx_pin: ${tx_pin}
+    rx_pin: ${rx_pin}
+    baud_rate: 4800