diff --git a/buildstockbatch/cloud/docker_base.py b/buildstockbatch/cloud/docker_base.py
index 3176a23a..50e17aae 100644
--- a/buildstockbatch/cloud/docker_base.py
+++ b/buildstockbatch/cloud/docker_base.py
@@ -20,6 +20,7 @@
 import logging
 import math
 import os
+import pandas as pd
 import pathlib
 import random
 import shutil
@@ -67,6 +68,9 @@ def __init__(self, project_filename):
             logger.error("The docker server did not respond, make sure Docker Desktop is started then retry.")
             raise RuntimeError("The docker server did not respond, make sure Docker Desktop is started then retry.")
 
+    def get_fs(self):
+        return LocalFileSystem()
+
     @staticmethod
     def validate_project(project_file):
         super(DockerBatchBase, DockerBatchBase).validate_project(project_file)
@@ -474,3 +478,52 @@ def run_simulations(cls, cfg, job_id, jobs_d, sim_dir, fs, output_path):
                 shutil.rmtree(item)
             elif os.path.isfile(item):
                 os.remove(item)
+
+    def log_summary(self):
+        """
+        Log a summary of how many simulations succeeded, failed, or ended with other statuses.
+        Uses the `completed_status` column of the files in results/parquet/.../results_up*.parquet.
+        """
+        fs = self.get_fs()
+        # Summary of simulation statuses across all upgrades
+        status_summary = {}
+        total_counts = collections.defaultdict(int)
+
+        results_glob = f"{self.results_dir}/parquet/**/results_up*.parquet"
+        try:
+            results_files = fs.glob(results_glob)
+        except FileNotFoundError:
+            logger.info(f"No results parquet files found at {results_glob}")
+            return
+
+        for result in results_files:
+            upgrade_id = result.split(".")[0][-2:]
+            with fs.open(result) as f:
+                df = pd.read_parquet(f, columns=["completed_status"])
+            # Dict mapping from status (e.g. "Success") to count
+            statuses = df.groupby("completed_status").size().to_dict()
+            status_summary[upgrade_id] = statuses
+            for status, count in statuses.items():
+                total_counts[status] += count
+
+        # Always include these statuses and show them first
+        always_use = ["Success", "Fail"]
+        all_statuses = always_use + list(total_counts.keys() - set(always_use))
+        s = "Final status of all simulations:"
+        for upgrade, counts in status_summary.items():
+            if upgrade == "00":
+                s += "\nBaseline     "
+            else:
+                s += f"\nUpgrade {upgrade}   "
+            for status in all_statuses:
+                s += f"{status}: {counts.get(status, 0):<7d}  "
+
+        s += "\n\nTotal        "
+        for status in all_statuses:
+            s += f"{status}: {total_counts.get(status, 0):<7d}  "
+        s += "\n"
+
+        for upgrade in postprocessing.get_upgrade_list(self.cfg):
+            if f"{upgrade:02d}" not in status_summary:
+                s += f"\nNo results found for Upgrade {upgrade}"
+        logger.info(s)
diff --git a/buildstockbatch/test/test_docker_base.py b/buildstockbatch/test/test_docker_base.py
index 88e70f1a..1f1e089b 100644
--- a/buildstockbatch/test/test_docker_base.py
+++ b/buildstockbatch/test/test_docker_base.py
@@ -3,6 +3,7 @@
 from fsspec.implementations.local import LocalFileSystem
 import gzip
 import json
+import logging
 import os
 import pathlib
 import shutil
@@ -148,3 +149,28 @@ def test_run_simulations(basic_residential_project_file):
         # Check that files were cleaned up correctly
         assert not os.listdir(sim_dir)
         os.chdir(old_cwd)
+
+
+def test_log_summary(basic_residential_project_file, mocker, caplog):
+    """
+    Test logging a summary of simulation statuses.
+    """
+    project_filename, results_dir = basic_residential_project_file()
+
+    mocker.patch.object(DockerBatchBase, "results_dir", results_dir)
+    dbb = DockerBatchBase(project_filename)
+    # Add results CSV files
+    shutil.copytree(
+        os.path.join(
+            os.path.dirname(os.path.abspath(__file__)),
+            "test_results",
+            "parquet",
+        ),
+        os.path.join(results_dir, "parquet"),
+    )
+
+    with caplog.at_level(logging.INFO):
+        dbb.log_summary()
+        assert "Upgrade 01   Success: 4        Fail: 0" in caplog.text
+        assert "Baseline     Success: 4        Fail: 0" in caplog.text
+        assert "Total        Success: 8        Fail: 0" in caplog.text
diff --git a/docs/changelog/changelog_dev.rst b/docs/changelog/changelog_dev.rst
index b5098204..e6161959 100644
--- a/docs/changelog/changelog_dev.rst
+++ b/docs/changelog/changelog_dev.rst
@@ -42,6 +42,12 @@ Development Changelog
 
         Major update to get AWS Batch run environment working.
 
+    .. change::
+        :tags: general
+        :pullreq: 435
+
+        Add helper to log a summary of how many simulations succeeded and failed at the end of a job.
+
     .. change::
         :tags: general, feature
         :pullreq: 437