diff --git a/pyiceberg/expressions/visitors.py b/pyiceberg/expressions/visitors.py
index e4ab3befa3..9145c30d25 100644
--- a/pyiceberg/expressions/visitors.py
+++ b/pyiceberg/expressions/visitors.py
@@ -1973,6 +1973,12 @@ def residual_for(self, partition_data: Record) -> BooleanExpression:
 def residual_evaluator_of(
     spec: PartitionSpec, expr: BooleanExpression, case_sensitive: bool, schema: Schema
 ) -> ResidualEvaluator:
+    """Create a residual evaluator.
+
+    Returns a fresh evaluator instance because evaluators are stateful
+    (they set `self.struct` during evaluation) and may be used from multiple
+    threads.
+    """
     return (
         UnpartitionedResidualEvaluator(schema=schema, expr=expr)
         if spec.is_unpartitioned()
diff --git a/tests/expressions/test_residual_evaluator.py b/tests/expressions/test_residual_evaluator.py
index ba0a0da2e5..f175e49f66 100644
--- a/tests/expressions/test_residual_evaluator.py
+++ b/tests/expressions/test_residual_evaluator.py
@@ -88,6 +88,19 @@ def test_identity_transform_residual() -> None:
     assert residual == AlwaysFalse()
 
 
+def test_residual_evaluator_of_returns_fresh_instance() -> None:
+    schema = Schema(NestedField(50, "dateint", IntegerType()), NestedField(51, "hour", IntegerType()))
+    spec = PartitionSpec(PartitionField(50, 1050, IdentityTransform(), "dateint_part"))
+    predicate = LessThan("dateint", 20170815)
+
+    res_eval_1 = residual_evaluator_of(spec=spec, expr=predicate, case_sensitive=True, schema=schema)
+    res_eval_2 = residual_evaluator_of(spec=spec, expr=predicate, case_sensitive=True, schema=schema)
+
+    assert res_eval_1 is not res_eval_2
+    assert res_eval_1.residual_for(Record(20170814)) == AlwaysTrue()
+    assert res_eval_2.residual_for(Record(20170816)) == AlwaysFalse()
+
+
 def test_case_insensitive_identity_transform_residuals() -> None:
     schema = Schema(NestedField(50, "dateint", IntegerType()), NestedField(51, "hour", IntegerType()))