diff --git a/backend/condition/parsing/records/peabody/peabody_asset_condition.py b/backend/condition/parsing/records/peabody/peabody_asset_condition.py
index 5451d570..71fa1e9d 100644
--- a/backend/condition/parsing/records/peabody/peabody_asset_condition.py
+++ b/backend/condition/parsing/records/peabody/peabody_asset_condition.py
@@ -1,3 +1,5 @@
+import re
+
 from dataclasses import dataclass
 from datetime import datetime
 from typing import Optional
@@ -23,4 +25,15 @@ class PeabodyAssetCondition:
 
     @property
     def is_block_level(self) -> bool:
-        raise NotImplementedError
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+        if not self.full_address:
+            return False
+
+        address = self.full_address.upper()
+
+        block_level_patterns = [
+            r"\bBLOCK\b",                 # "BLOCK MILNE HOUSE"
+            r"\bFLATS\b",                # "FLATS A-D ..."
+            r"\b\d+[A-Z]?-\d+[A-Z]?\b",   # "1-80", "9A-9H"
+        ]
+
+        return any(re.search(pattern, address) for pattern in block_level_patterns)
\ No newline at end of file