diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -794,6 +794,7 @@
     std::atomic<bool> fAbortRescan{false};
     // controlled by WalletRescanReserver
     std::atomic<bool> fScanningWallet{false};
+    std::atomic<int64_t> m_scanning_start{0};
     std::mutex mutexScanning;
     friend class WalletRescanReserver;
 
@@ -1120,6 +1121,9 @@
     void AbortRescan() { fAbortRescan = true; }
     bool IsAbortingRescan() { return fAbortRescan; }
     bool IsScanning() { return fScanningWallet; }
+    int64_t ScanningDuration() const {
+        return fScanningWallet ? GetTimeMillis() - m_scanning_start : 0;
+    }
 
     /**
      * keystore implementation
@@ -1676,6 +1680,7 @@
         if (m_wallet->fScanningWallet) {
             return false;
         }
+        m_wallet->m_scanning_start = GetTimeMillis();
         m_wallet->fScanningWallet = true;
         m_could_reserve = true;
         return true;