diff --git a/core/txpool/legacypool/legacypool.go b/core/txpool/legacypool/legacypool.go
index 53bde5d0bc..53800d27aa 100644
--- a/core/txpool/legacypool/legacypool.go
+++ b/core/txpool/legacypool/legacypool.go
@@ -115,6 +115,7 @@ var (
 	slotsGauge   = metrics.NewRegisteredGauge("txpool/slots", nil)
 
 	pendingAddrsGauge = metrics.NewRegisteredGauge("txpool/pending/accounts", nil)
+	queuedAddrsGauge  = metrics.NewRegisteredGauge("txpool/queued/accounts", nil)
 
 	reheapTimer = metrics.NewRegisteredTimer("txpool/reheap", nil)
 )
diff --git a/core/txpool/legacypool/queue.go b/core/txpool/legacypool/queue.go
index a889debe37..918a219ab6 100644
--- a/core/txpool/legacypool/queue.go
+++ b/core/txpool/legacypool/queue.go
@@ -114,6 +114,7 @@ func (q *queue) remove(addr common.Address, tx *types.Transaction) {
 		if future.Empty() {
 			delete(q.queued, addr)
 			delete(q.beats, addr)
+			queuedAddrsGauge.Dec(1)
 		}
 	}
 }
@@ -123,6 +124,7 @@ func (q *queue) add(tx *types.Transaction) (*common.Hash, error) {
 	from, _ := types.Sender(q.signer, tx) // already validated
 	if q.queued[from] == nil {
 		q.queued[from] = newList(false)
+		queuedAddrsGauge.Inc(1)
 	}
 	inserted, old := q.queued[from].Add(tx, q.config.PriceBump)
 	if !inserted {
@@ -200,6 +202,7 @@ func (q *queue) promoteExecutables(accounts []common.Address, gasLimit uint64, c
 		if list.Empty() {
 			delete(q.queued, addr)
 			delete(q.beats, addr)
+			queuedAddrsGauge.Dec(1)
 			removedAddresses = append(removedAddresses, addr)
 		}
 	}