diff --git a/ethereum/env/.env.monad.testnet b/ethereum/env/.env.monad.testnet
new file mode 100644
index 0000000000..eb2d0bfc75
--- /dev/null
+++ b/ethereum/env/.env.monad.testnet
@@ -0,0 +1,14 @@
+# Monad testnet env
+# Rename to .env
+
+# Common config for forge deployment
+RPC_URL=public_url
+
+# Wormhole Core Migrations
+INIT_SIGNERS=["0x13947Bd48b18E53fdAeEe77F3473391aC727C638"]
+INIT_CHAIN_ID=48
+INIT_GOV_CHAIN_ID=0x1
+INIT_GOV_CONTRACT=0x0000000000000000000000000000000000000000000000000000000000000004
+INIT_EVM_CHAIN_ID=10143
+
+# Not deploying the token bridge at this time.
\ No newline at end of file
diff --git a/node/cmd/guardiand/node.go b/node/cmd/guardiand/node.go
index d5646dd8a7..208d355317 100644
--- a/node/cmd/guardiand/node.go
+++ b/node/cmd/guardiand/node.go
@@ -195,6 +195,9 @@ var (
 	worldchainRPC      *string
 	worldchainContract *string
 
+	monadRPC      *string
+	monadContract *string
+
 	monadDevnetRPC      *string
 	monadDevnetContract *string
 
@@ -431,6 +434,9 @@ func init() {
 	hyperEvmRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "hyperEvmRPC", "HyperEVM RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
 	hyperEvmContract = NodeCmd.Flags().String("hyperEvmContract", "", "HyperEVM contract address")
 
+	monadRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "monadRPC", "Monad RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
+	monadContract = NodeCmd.Flags().String("monadContract", "", "Monad contract address")
+
 	seiEvmRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "seiEvmRPC", "SeiEVM RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
 	seiEvmContract = NodeCmd.Flags().String("seiEvmContract", "", "SeiEVM contract address")
 
@@ -825,6 +831,7 @@ func runNode(cmd *cobra.Command, args []string) {
 	*worldchainContract = checkEvmArgs(logger, *worldchainRPC, *worldchainContract, "worldchain", true)
 	*inkContract = checkEvmArgs(logger, *inkRPC, *inkContract, "ink", false)
 	*hyperEvmContract = checkEvmArgs(logger, *hyperEvmRPC, *hyperEvmContract, "hyperEvm", false)
+	*monadContract = checkEvmArgs(logger, *monadRPC, *monadContract, "monad", false)
 	*seiEvmContract = checkEvmArgs(logger, *seiEvmRPC, *seiEvmContract, "seiEvm", false)
 
 	// These chains will only ever be testnet / devnet.
@@ -953,6 +960,7 @@ func runNode(cmd *cobra.Command, args []string) {
 	rpcMap["klaytnRPC"] = *klaytnRPC
 	rpcMap["lineaRPC"] = *lineaRPC
 	rpcMap["mantleRPC"] = *mantleRPC
+	rpcMap["monadRPC"] = *monadRPC
 	rpcMap["moonbeamRPC"] = *moonbeamRPC
 	rpcMap["nearRPC"] = *nearRPC
 	rpcMap["oasisRPC"] = *oasisRPC
@@ -1457,6 +1465,18 @@ func runNode(cmd *cobra.Command, args []string) {
 		watcherConfigs = append(watcherConfigs, wc)
 	}
 
+	if shouldStart(monadRPC) {
+		wc := &evm.WatcherConfig{
+			NetworkID:        "monad",
+			ChainID:          vaa.ChainIDMonad,
+			Rpc:              *monadRPC,
+			Contract:         *monadContract,
+			CcqBackfillCache: *ccqBackfillCache,
+		}
+
+		watcherConfigs = append(watcherConfigs, wc)
+	}
+
 	if shouldStart(seiEvmRPC) {
 		wc := &evm.WatcherConfig{
 			NetworkID:        "seievm",
diff --git a/node/pkg/query/query.go b/node/pkg/query/query.go
index 811e238785..43ddf437ff 100644
--- a/node/pkg/query/query.go
+++ b/node/pkg/query/query.go
@@ -142,6 +142,7 @@ var perChainConfig = map[vaa.ChainID]PerChainConfig{
 	vaa.ChainIDPolygonSepolia:  {NumWorkers: 1, TimestampCacheSupported: true},
 	vaa.ChainIDMonadDevnet:     {NumWorkers: 1, TimestampCacheSupported: true},
 	vaa.ChainIDHyperEVM:        {NumWorkers: 1, TimestampCacheSupported: true},
+	vaa.ChainIDMonad:           {NumWorkers: 1, TimestampCacheSupported: true},
 	vaa.ChainIDSeiEVM:          {NumWorkers: 1, TimestampCacheSupported: true},
 }
 
diff --git a/node/pkg/watchers/evm/watcher.go b/node/pkg/watchers/evm/watcher.go
index fa230db746..70b8d379c2 100644
--- a/node/pkg/watchers/evm/watcher.go
+++ b/node/pkg/watchers/evm/watcher.go
@@ -715,6 +715,7 @@ func (w *Watcher) getFinality(ctx context.Context) (bool, bool, error) {
 		w.chainID == vaa.ChainIDInk ||
 		w.chainID == vaa.ChainIDKarura ||
 		w.chainID == vaa.ChainIDMantle ||
+		w.chainID == vaa.ChainIDMonad ||
 		w.chainID == vaa.ChainIDMonadDevnet ||
 		w.chainID == vaa.ChainIDMoonbeam ||
 		w.chainID == vaa.ChainIDOptimism ||
diff --git a/sdk/vaa/structs.go b/sdk/vaa/structs.go
index 3ddd8ee835..8a1a48dc59 100644
--- a/sdk/vaa/structs.go
+++ b/sdk/vaa/structs.go
@@ -219,6 +219,8 @@ func (c ChainID) String() string {
 		return "ink"
 	case ChainIDHyperEVM:
 		return "hyperevm"
+	case ChainIDMonad:
+		return "monad"
 	case ChainIDCosmoshub:
 		return "cosmoshub"
 	case ChainIDEvmos:
@@ -346,6 +348,8 @@ func ChainIDFromString(s string) (ChainID, error) {
 		return ChainIDInk, nil
 	case "hyperevm":
 		return ChainIDHyperEVM, nil
+	case "monad":
+		return ChainIDMonad, nil
 	case "cosmoshub":
 		return ChainIDCosmoshub, nil
 	case "seievm":
@@ -430,6 +434,7 @@ func GetAllNetworkIDs() []ChainID {
 		ChainIDWorldchain,
 		ChainIDInk,
 		ChainIDHyperEVM,
+		ChainIDMonad,
 		ChainIDWormchain,
 		ChainIDCosmoshub,
 		ChainIDEvmos,
@@ -538,6 +543,8 @@ const (
 	ChainIDInk ChainID = 46
 	// ChainIDHyperEVM is the ChainID of HyperEVM
 	ChainIDHyperEVM ChainID = 47
+	// ChainIDMonad is the ChainID of Monad
+	ChainIDMonad ChainID = 48
 	//ChainIDWormchain is the ChainID of Wormchain
 	ChainIDWormchain ChainID = 3104
 	// ChainIDCosmoshub is the ChainID of Cosmoshub
diff --git a/sdk/vaa/structs_test.go b/sdk/vaa/structs_test.go
index fb5d4b58a5..8db34cea1c 100644
--- a/sdk/vaa/structs_test.go
+++ b/sdk/vaa/structs_test.go
@@ -70,6 +70,7 @@ func TestChainIDFromString(t *testing.T) {
 		{input: "worldchain", output: ChainIDWorldchain},
 		{input: "ink", output: ChainIDInk},
 		{input: "hyperevm", output: ChainIDHyperEVM},
+		{input: "monad", output: ChainIDMonad},
 		{input: "seievm", output: ChainIDSeiEVM},
 		{input: "wormchain", output: ChainIDWormchain},
 		{input: "cosmoshub", output: ChainIDCosmoshub},
@@ -131,6 +132,7 @@ func TestChainIDFromString(t *testing.T) {
 		{input: "Worldchain", output: ChainIDWorldchain},
 		{input: "Ink", output: ChainIDInk},
 		{input: "HyperEVM", output: ChainIDHyperEVM},
+		{input: "Monad", output: ChainIDMonad},
 		{input: "SeiEVM", output: ChainIDSeiEVM},
 		{input: "Wormchain", output: ChainIDWormchain},
 		{input: "Cosmoshub", output: ChainIDCosmoshub},