diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -257,13 +257,14 @@
     unsigned int nCKeys;
     unsigned int nWatchKeys;
     unsigned int nKeyMeta;
+    unsigned int m_unknown_records;
     bool fIsEncrypted;
     bool fAnyUnordered;
     int nFileVersion;
     std::vector<TxId> vWalletUpgrade;
 
     CWalletScanState() {
-        nKeys = nCKeys = nWatchKeys = nKeyMeta = 0;
+        nKeys = nCKeys = nWatchKeys = nKeyMeta = m_unknown_records = 0;
         fIsEncrypted = false;
         fAnyUnordered = false;
         nFileVersion = 0;
@@ -511,6 +512,8 @@
                 strErr = "Error reading wallet database: SetHDChain failed";
                 return false;
             }
+        } else if (strType != "bestblock" && strType != "bestblock_nomerkle") {
+            wss.m_unknown_records++;
         }
     } catch (...) {
         return false;
@@ -600,8 +603,10 @@
 
     LogPrintf("nFileVersion = %d\n", wss.nFileVersion);
 
-    LogPrintf("Keys: %u plaintext, %u encrypted, %u w/ metadata, %u total\n",
-              wss.nKeys, wss.nCKeys, wss.nKeyMeta, wss.nKeys + wss.nCKeys);
+    LogPrintf("Keys: %u plaintext, %u encrypted, %u w/ metadata, %u total. "
+              "Unknown wallet records: %u\n",
+              wss.nKeys, wss.nCKeys, wss.nKeyMeta, wss.nKeys + wss.nCKeys,
+              wss.m_unknown_records);
 
     // nTimeFirstKey is only reliable if all keys have metadata
     if ((wss.nKeys + wss.nCKeys + wss.nWatchKeys) != wss.nKeyMeta) {