diff --git a/rust/lance-arrow/src/scalar.rs b/rust/lance-arrow/src/scalar.rs
index f32a831648b..b320f74dc5d 100644
--- a/rust/lance-arrow/src/scalar.rs
+++ b/rust/lance-arrow/src/scalar.rs
@@ -184,7 +184,12 @@ pub fn try_inline_value(scalar: &ArrayRef) -> Option<Vec<u8>> {
     if data.buffers().len() != 1 {
         return None;
     }
+
+    let byte_width = data.data_type().byte_width_opt();
     let bytes = data.buffers()[0].as_slice();
+    if byte_width.map(|width| bytes.len() != width).unwrap_or(true) {
+        return None;
+    }
     if bytes.len() > INLINE_VALUE_MAX_BYTES {
         return None;
     }
diff --git a/rust/lance-encoding/src/encodings/logical/primitive.rs b/rust/lance-encoding/src/encodings/logical/primitive.rs
index 9e22c414d48..c7f484ff1d1 100644
--- a/rust/lance-encoding/src/encodings/logical/primitive.rs
+++ b/rust/lance-encoding/src/encodings/logical/primitive.rs
@@ -6352,6 +6352,42 @@ mod tests {
         check_round_trip_encoding_of_data(vec![arr], &test_cases, HashMap::new()).await;
     }
 
+    #[tokio::test]
+    async fn test_constant_layout_out_of_line_boolean() {
+        use crate::format::pb21::page_layout::Layout;
+        use strum::IntoEnumIterator;
+
+        let versions: Vec<LanceFileVersion> = LanceFileVersion::iter()
+            .filter(|version| {
+                let (major, minor) = version.to_numbers();
+                major >= 2 && minor >= 2
+            })
+            .collect();
+
+        for version in versions {
+            let arr: ArrayRef = Arc::new(arrow_array::BooleanArray::from_iter(
+                std::iter::repeat_n(Some(true), 512),
+            ));
+            let field = arrow_schema::Field::new("c", DataType::Boolean, true);
+            let page = encode_first_page(field, arr.clone(), version).await;
+
+            let PageEncoding::Structural(layout) = &page.description else {
+                panic!("Expected structural encoding");
+            };
+            let Layout::ConstantLayout(layout) = layout.layout.as_ref().unwrap() else {
+                panic!("Expected constant layout in slot 2");
+            };
+            assert!(layout.inline_value.is_none());
+            assert_eq!(page.data.len(), 1);
+
+            let test_cases = TestCases::default()
+                .with_min_file_version(version)
+                .with_max_file_version(version)
+                .with_page_sizes(vec![4096]);
+            check_round_trip_encoding_of_data(vec![arr], &test_cases, HashMap::new()).await;
+        }
+    }
+
     #[tokio::test]
     async fn test_constant_layout_nullable_item_v2_2() {
         use crate::format::pb21::page_layout::Layout;