diff --git a/src/QMCDrivers/DMC/DMCBatched.cpp b/src/QMCDrivers/DMC/DMCBatched.cpp
index 9bc54bb7ef..cbeb9ab925 100644
--- a/src/QMCDrivers/DMC/DMCBatched.cpp
+++ b/src/QMCDrivers/DMC/DMCBatched.cpp
@@ -304,8 +304,11 @@ void DMCBatched::advanceWalkers(const StateForThread& sft,
     crowd.accumulate(step_context.get_random_gen());
   }
 
-  // collect walker logs
-  crowd.collectStepWalkerLog(sft.global_step);
+  {
+    ScopedTimer walker_log_timer(timers.walker_log_timer);
+    // collect walker logs
+    crowd.collectStepWalkerLog(sft.global_step);
+  }
 
   { // T-moves
     ScopedTimer tmove_timer(dmc_timers.tmove_timer);
@@ -458,10 +461,14 @@ bool DMCBatched::run()
 
   //initialize WalkerLogManager and collectors
   WalkerLogManager wlog_manager(walker_logs_input, allow_walker_logs, get_root_name(), myComm);
-  for (auto& crowd : crowds_)
-    crowd->setWalkerLogCollector(wlog_manager.makeCollector());
-  //register walker log collectors into the manager
-  wlog_manager.startRun(Crowd::getWalkerLogCollectorRefs(crowds_));
+
+  {
+    ScopedTimer walker_log_timer(timers_.walker_log_timer);
+    for (auto& crowd : crowds_)
+      crowd->setWalkerLogCollector(wlog_manager.makeCollector());
+    //register walker log collectors into the manager
+    wlog_manager.startRun(Crowd::getWalkerLogCollectorRefs(crowds_));
+  }
 
   StateForThread dmc_state(qmcdriver_input_, *drift_modifier_, *branch_engine_, population_, steps_per_block_,
                            serializing_crowd_walkers_);
@@ -532,7 +539,10 @@ bool DMCBatched::run()
       if (qmcdriver_input_.get_measure_imbalance())
         measureImbalance("Block " + std::to_string(block));
       endBlock();
-      wlog_manager.writeBuffers();
+      {
+        ScopedTimer walker_log_timer(timers_.walker_log_timer);
+        wlog_manager.writeBuffers();
+      }
       recordBlock(block);
     }
 
diff --git a/src/QMCDrivers/QMCDriverNew.h b/src/QMCDrivers/QMCDriverNew.h
index 6d340c1a68..1abc859d88 100644
--- a/src/QMCDrivers/QMCDriverNew.h
+++ b/src/QMCDrivers/QMCDriverNew.h
@@ -372,6 +372,7 @@ class QMCDriverNew : public QMCDriverInterface, public MPIObjectBase
     NewTimer& startup_timer;
     NewTimer& production_timer;
     NewTimer& resource_timer;
+    NewTimer& walker_log_timer;
     DriverTimers(const std::string& prefix)
         : checkpoint_timer(createGlobalTimer(prefix + "CheckPoint", timer_level_medium)),
           run_steps_timer(createGlobalTimer(prefix + "RunSteps", timer_level_medium)),
@@ -386,7 +387,8 @@ class QMCDriverNew : public QMCDriverInterface, public MPIObjectBase
           endblock_timer(createGlobalTimer(prefix + "BlockEndDataAggregation", timer_level_medium)),
           startup_timer(createGlobalTimer(prefix + "Startup", timer_level_medium)),
           production_timer(createGlobalTimer(prefix + "Production", timer_level_medium)),
-          resource_timer(createGlobalTimer(prefix + "Resources", timer_level_medium))
+          resource_timer(createGlobalTimer(prefix + "Resources", timer_level_medium)),
+	  walker_log_timer(createGlobalTimer(prefix + "Walker Logging", timer_level_fine))
     {}
   };