diff --git a/esphome/components/socket/bsd_sockets_impl.cpp b/esphome/components/socket/bsd_sockets_impl.cpp
index a064dc77ea..567608bd4c 100644
--- a/esphome/components/socket/bsd_sockets_impl.cpp
+++ b/esphome/components/socket/bsd_sockets_impl.cpp
@@ -45,7 +45,7 @@ std::string format_sockaddr(const struct sockaddr_storage &storage) {
   return {};
 }
 
-class BSDSocketImpl : public Socket {
+class BSDSocketImpl final : public Socket {
  public:
   BSDSocketImpl(int fd, bool monitor_loop = false) : fd_(fd) {
 #ifdef USE_SOCKET_SELECT_SUPPORT
diff --git a/esphome/components/socket/lwip_raw_tcp_impl.cpp b/esphome/components/socket/lwip_raw_tcp_impl.cpp
index db9f075ee6..8551d7fd48 100644
--- a/esphome/components/socket/lwip_raw_tcp_impl.cpp
+++ b/esphome/components/socket/lwip_raw_tcp_impl.cpp
@@ -602,7 +602,7 @@ class LWIPRawImpl : public Socket {
 
 // Listening socket class - only allocates accept queue when needed (for bind+listen sockets)
 // This saves 16 bytes (12 bytes array + 1 byte count + 3 bytes padding) for regular connected sockets on ESP8266/RP2040
-class LWIPRawListenImpl : public LWIPRawImpl {
+class LWIPRawListenImpl final : public LWIPRawImpl {
  public:
   LWIPRawListenImpl(sa_family_t family, struct tcp_pcb *pcb) : LWIPRawImpl(family, pcb) {}
 
diff --git a/esphome/components/socket/lwip_sockets_impl.cpp b/esphome/components/socket/lwip_sockets_impl.cpp
index bf055258ff..1dd9bb91bf 100644
--- a/esphome/components/socket/lwip_sockets_impl.cpp
+++ b/esphome/components/socket/lwip_sockets_impl.cpp
@@ -42,7 +42,7 @@ std::string format_sockaddr(const struct sockaddr_storage &storage) {
   return {};
 }
 
-class LwIPSocketImpl : public Socket {
+class LwIPSocketImpl final : public Socket {
  public:
   LwIPSocketImpl(int fd, bool monitor_loop = false) : fd_(fd) {
 #ifdef USE_SOCKET_SELECT_SUPPORT