diff --git a/lbry/wallet/server/db/interface.py b/lbry/wallet/server/db/interface.py
index 79475a240..465b1f01a 100644
--- a/lbry/wallet/server/db/interface.py
+++ b/lbry/wallet/server/db/interface.py
@@ -139,3 +139,6 @@ class BasePrefixDB:
 
     def stage_raw_delete(self, key: bytes, value: bytes):
         self._op_stack.append_op(RevertableDelete(key, value))
+
+    def estimate_num_keys(self, column_family: 'rocksdb.ColumnFamilyHandle' = None):
+        return int(self._db.get_property(b'rocksdb.estimate-num-keys', column_family).decode())
diff --git a/lbry/wallet/server/db/prefixes.py b/lbry/wallet/server/db/prefixes.py
index 26b105ec0..b88d31551 100644
--- a/lbry/wallet/server/db/prefixes.py
+++ b/lbry/wallet/server/db/prefixes.py
@@ -144,6 +144,9 @@ class PrefixRow(metaclass=PrefixRowType):
     def unpack_item(cls, key: bytes, value: bytes):
         return cls.unpack_key(key), cls.unpack_value(value)
 
+    def estimate_num_keys(self) -> int:
+        return int(self._db.get_property(b'rocksdb.estimate-num-keys', self._column_family).decode())
+
 
 class UTXOKey(NamedTuple):
     hashX: bytes