diff --git a/compute/etc/neon_collector.jsonnet b/compute/etc/neon_collector.jsonnet
index f8f4cab63b..da2b86d542 100644
--- a/compute/etc/neon_collector.jsonnet
+++ b/compute/etc/neon_collector.jsonnet
@@ -29,6 +29,7 @@
     import 'sql_exporter/lfc_approximate_working_set_size.libsonnet',
     import 'sql_exporter/lfc_approximate_working_set_size_windows.libsonnet',
     import 'sql_exporter/lfc_cache_size_limit.libsonnet',
+    import 'sql_exporter/lfc_chunk_size.libsonnet',
     import 'sql_exporter/lfc_hits.libsonnet',
     import 'sql_exporter/lfc_misses.libsonnet',
     import 'sql_exporter/lfc_used.libsonnet',
diff --git a/compute/etc/sql_exporter/lfc_chunk_size.libsonnet b/compute/etc/sql_exporter/lfc_chunk_size.libsonnet
new file mode 100644
index 0000000000..bbe56f869f
--- /dev/null
+++ b/compute/etc/sql_exporter/lfc_chunk_size.libsonnet
@@ -0,0 +1,10 @@
+{
+  metric_name: 'lfc_chunk_size',
+  type: 'gauge',
+  help: 'LFC chunk size, measured in 8KiB pages',
+  key_labels: null,
+  values: [
+    'lfc_chunk_size_pages',
+  ],
+  query: importstr 'sql_exporter/lfc_chunk_size.sql',
+}
diff --git a/compute/etc/sql_exporter/lfc_chunk_size.sql b/compute/etc/sql_exporter/lfc_chunk_size.sql
new file mode 100644
index 0000000000..0905870064
--- /dev/null
+++ b/compute/etc/sql_exporter/lfc_chunk_size.sql
@@ -0,0 +1 @@
+SELECT lfc_value AS lfc_chunk_size_pages FROM neon.neon_lfc_stats WHERE lfc_key = 'file_cache_chunk_size_pages';
diff --git a/pgxn/neon/file_cache.c b/pgxn/neon/file_cache.c
index f6a577abfc..9f0a877b07 100644
--- a/pgxn/neon/file_cache.c
+++ b/pgxn/neon/file_cache.c
@@ -1369,6 +1369,10 @@ neon_get_lfc_stats(PG_FUNCTION_ARGS)
 			if (lfc_ctl)
 				value = lfc_ctl->limit;
 			break;
+		case 8:
+			key = "file_cache_chunk_size_pages";
+			value = BLOCKS_PER_CHUNK;
+			break;
 		default:
 			SRF_RETURN_DONE(funcctx);
 	}