diff --git a/Projects/UOContent.Tests/Tests/Engines/Spawners/Json/LegacyHomeRangeTests.cs b/Projects/UOContent.Tests/Tests/Engines/Spawners/Json/LegacyHomeRangeTests.cs
new file mode 100644
index 000000000..9fb614938
--- /dev/null
+++ b/Projects/UOContent.Tests/Tests/Engines/Spawners/Json/LegacyHomeRangeTests.cs
@@ -0,0 +1,62 @@
+using System.Collections.Generic;
+using System.Text.Json;
+using Server;
+using Server.Engines.Spawners;
+using Xunit;
+
+namespace UOContent.Tests.Engines.Spawners.Json;
+
+[Collection("Sequential UOContent Tests")]
+public class LegacyHomeRangeTests
+{
+    [Fact]
+    public void HomeRange_NoSpawnBounds_ProducesCenteredBounds()
+    {
+        const string legacy = """
+        [
+          {
+            "$type": "Spawner",
+            "guid": "3df0543a-373c-4673-a98b-8191686f4ab3",
+            "location": [100, 200, 5],
+            "map": "Felucca",
+            "count": 1,
+            "homeRange": 3,
+            "entries": [ { "name": "Fisherman", "maxCount": 1, "probability": 100 } ]
+          }
+        ]
+        """;
+
+        var rt = JsonSerializer.Deserialize<List<BaseSpawner>>(legacy, SpawnerJsonSerializer.Options);
+        var s = Assert.IsType<Spawner>(Assert.Single(rt));
+
+        // homeRange 3 -> Rectangle3D(100-3, 200-3, -128, 7, 7, 256)
+        Assert.Equal(new Rectangle3D(97, 197, -128, 7, 7, 256), s.SpawnBounds);
+
+        s.Delete();
+    }
+
+    [Fact]
+    public void HomeRangeZero_ProducesSingleTileBounds()
+    {
+        const string legacy = """
+        [
+          {
+            "$type": "Spawner",
+            "location": [100, 200, 5],
+            "map": "Felucca",
+            "count": 1,
+            "homeRange": 0,
+            "entries": [ { "name": "Fisherman", "maxCount": 1, "probability": 100 } ]
+          }
+        ]
+        """;
+
+        var rt = JsonSerializer.Deserialize<List<BaseSpawner>>(legacy, SpawnerJsonSerializer.Options);
+        var s = Assert.IsType<Spawner>(Assert.Single(rt));
+
+        // homeRange 0 -> Rectangle3D(100, 200, 5, 1, 1, 0)
+        Assert.Equal(new Rectangle3D(100, 200, 5, 1, 1, 0), s.SpawnBounds);
+
+        s.Delete();
+    }
+}