diff --git a/esphome/components/pmsx003/pmsx003.cpp b/esphome/components/pmsx003/pmsx003.cpp
index 0474d6ffd0..5de94699f0 100644
--- a/esphome/components/pmsx003/pmsx003.cpp
+++ b/esphome/components/pmsx003/pmsx003.cpp
@@ -96,6 +96,7 @@ optional<bool> PMSX003Component::check_byte_() {
         length_matches = payload_length == 28 || payload_length == 20;
         break;
       case PMSX003_TYPE_5003T:
+      case PMSX003_TYPE_5003S:
         length_matches = payload_length == 28;
         break;
       case PMSX003_TYPE_5003ST:
@@ -133,20 +134,25 @@ optional<bool> PMSX003Component::check_byte_() {
 void PMSX003Component::parse_data_() {
   switch (this->type_) {
     case PMSX003_TYPE_5003ST: {
-      uint16_t formaldehyde = this->get_16_bit_uint_(28);
       float temperature = this->get_16_bit_uint_(30) / 10.0f;
       float humidity = this->get_16_bit_uint_(32) / 10.0f;
 
-      ESP_LOGD(TAG, "Got Temperature: %.1f°C, Humidity: %.1f%% Formaldehyde: %u µg/m^3", temperature, humidity,
-               formaldehyde);
+      ESP_LOGD(TAG, "Got Temperature: %.1f°C, Humidity: %.1f%%", temperature, humidity);
 
       if (this->temperature_sensor_ != nullptr)
         this->temperature_sensor_->publish_state(temperature);
       if (this->humidity_sensor_ != nullptr)
         this->humidity_sensor_->publish_state(humidity);
+      // The rest of the PMS5003ST matches the PMS5003S, continue on
+    }
+    case PMSX003_TYPE_5003S: {
+      uint16_t formaldehyde = this->get_16_bit_uint_(28);
+
+      ESP_LOGD(TAG, "Got Formaldehyde: %u µg/m^3", formaldehyde);
+
       if (this->formaldehyde_sensor_ != nullptr)
         this->formaldehyde_sensor_->publish_state(formaldehyde);
-      // The rest of the PMS5003ST matches the PMS5003, continue on
+      // The rest of the PMS5003S matches the PMS5003, continue on
     }
     case PMSX003_TYPE_X003: {
       uint16_t pm_1_0_std_concentration = this->get_16_bit_uint_(4);
diff --git a/esphome/components/pmsx003/pmsx003.h b/esphome/components/pmsx003/pmsx003.h
index a5adecb534..fd6364c70c 100644
--- a/esphome/components/pmsx003/pmsx003.h
+++ b/esphome/components/pmsx003/pmsx003.h
@@ -11,6 +11,7 @@ enum PMSX003Type {
   PMSX003_TYPE_X003 = 0,
   PMSX003_TYPE_5003T,
   PMSX003_TYPE_5003ST,
+  PMSX003_TYPE_5003S,
 };
 
 class PMSX003Component : public uart::UARTDevice, public Component {
diff --git a/esphome/components/pmsx003/sensor.py b/esphome/components/pmsx003/sensor.py
index 350117a235..56a91d22fc 100644
--- a/esphome/components/pmsx003/sensor.py
+++ b/esphome/components/pmsx003/sensor.py
@@ -42,21 +42,23 @@ PMSX003Sensor = pmsx003_ns.class_("PMSX003Sensor", sensor.Sensor)
 TYPE_PMSX003 = "PMSX003"
 TYPE_PMS5003T = "PMS5003T"
 TYPE_PMS5003ST = "PMS5003ST"
+TYPE_PMS5003S = "PMS5003S"
 
 PMSX003Type = pmsx003_ns.enum("PMSX003Type")
 PMSX003_TYPES = {
     TYPE_PMSX003: PMSX003Type.PMSX003_TYPE_X003,
     TYPE_PMS5003T: PMSX003Type.PMSX003_TYPE_5003T,
     TYPE_PMS5003ST: PMSX003Type.PMSX003_TYPE_5003ST,
+    TYPE_PMS5003S: PMSX003Type.PMSX003_TYPE_5003S,
 }
 
 SENSORS_TO_TYPE = {
-    CONF_PM_1_0: [TYPE_PMSX003, TYPE_PMS5003ST],
-    CONF_PM_2_5: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_10_0: [TYPE_PMSX003, TYPE_PMS5003ST],
+    CONF_PM_1_0: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_2_5: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_10_0: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
     CONF_TEMPERATURE: [TYPE_PMS5003T, TYPE_PMS5003ST],
     CONF_HUMIDITY: [TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_FORMALDEHYDE: [TYPE_PMS5003ST],
+    CONF_FORMALDEHYDE: [TYPE_PMS5003ST, TYPE_PMS5003S],
 }