diff --git a/src/openrct2-ui/interface/ViewportInteraction.cpp b/src/openrct2-ui/interface/ViewportInteraction.cpp
index 7d89f62318..d61a935b82 100644
--- a/src/openrct2-ui/interface/ViewportInteraction.cpp
+++ b/src/openrct2-ui/interface/ViewportInteraction.cpp
@@ -296,7 +296,7 @@ int32_t viewport_interaction_get_item_right(int32_t x, int32_t y, viewport_inter
             }
             else
             {
-                if (!gCheatsSandboxMode && !map_is_location_owned(info->x, info->y, tileElement->base_height << 4))
+                if (!gCheatsSandboxMode && !map_is_location_owned({ info->x, info->y, tileElement->base_height << 4 }))
                 {
                     return info->type = VIEWPORT_INTERACTION_ITEM_NONE;
                 }
diff --git a/src/openrct2/actions/FootpathPlaceAction.hpp b/src/openrct2/actions/FootpathPlaceAction.hpp
index be47524587..91e176353f 100644
--- a/src/openrct2/actions/FootpathPlaceAction.hpp
+++ b/src/openrct2/actions/FootpathPlaceAction.hpp
@@ -69,7 +69,7 @@ public:
         }
 
         if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode)
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            && !map_is_location_owned(_loc))
         {
             return MakeResult(GA_ERROR::DISALLOWED, STR_CANT_BUILD_FOOTPATH_HERE, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/FootpathPlaceFromTrackAction.hpp b/src/openrct2/actions/FootpathPlaceFromTrackAction.hpp
index 0a1f675a3b..8226fb13ee 100644
--- a/src/openrct2/actions/FootpathPlaceFromTrackAction.hpp
+++ b/src/openrct2/actions/FootpathPlaceFromTrackAction.hpp
@@ -70,7 +70,7 @@ public:
         }
 
         if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode)
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            && !map_is_location_owned(_loc))
         {
             return MakeResult(GA_ERROR::DISALLOWED, STR_RIDE_CONSTRUCTION_CANT_CONSTRUCT_THIS_HERE, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/FootpathRemoveAction.hpp b/src/openrct2/actions/FootpathRemoveAction.hpp
index 878cf51375..b3ba4c3803 100644
--- a/src/openrct2/actions/FootpathRemoveAction.hpp
+++ b/src/openrct2/actions/FootpathRemoveAction.hpp
@@ -53,8 +53,7 @@ public:
         res->ExpenditureType = RCT_EXPENDITURE_TYPE_LANDSCAPING;
         res->Position = { _loc.x + 16, _loc.y + 16, _loc.z };
 
-        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode)
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z))
+        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode) && !map_is_location_owned(_loc))
         {
             return MakeResult(GA_ERROR::NOT_OWNED, STR_CANT_REMOVE_FOOTPATH_FROM_HERE, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/FootpathSceneryPlaceAction.hpp b/src/openrct2/actions/FootpathSceneryPlaceAction.hpp
index b8fc4e21e2..122c387b0d 100644
--- a/src/openrct2/actions/FootpathSceneryPlaceAction.hpp
+++ b/src/openrct2/actions/FootpathSceneryPlaceAction.hpp
@@ -58,8 +58,7 @@ public:
             return MakeResult(GA_ERROR::INVALID_PARAMETERS, STR_CANT_POSITION_THIS_HERE, STR_OFF_EDGE_OF_MAP);
         }
 
-        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode)
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z / 8))
+        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode) && !map_is_location_owned(_loc))
         {
             return MakeResult(GA_ERROR::DISALLOWED, STR_CANT_POSITION_THIS_HERE, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/FootpathSceneryRemoveAction.hpp b/src/openrct2/actions/FootpathSceneryRemoveAction.hpp
index 70b40ff6d9..02752e9014 100644
--- a/src/openrct2/actions/FootpathSceneryRemoveAction.hpp
+++ b/src/openrct2/actions/FootpathSceneryRemoveAction.hpp
@@ -52,8 +52,7 @@ public:
             return MakeResult(GA_ERROR::INVALID_PARAMETERS, STR_CANT_REMOVE_THIS, STR_OFF_EDGE_OF_MAP);
         }
 
-        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode)
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z / 8))
+        if (!((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode) && !map_is_location_owned(_loc))
         {
             return MakeResult(GA_ERROR::DISALLOWED, STR_CANT_REMOVE_THIS, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/LargeSceneryPlaceAction.hpp b/src/openrct2/actions/LargeSceneryPlaceAction.hpp
index 12f54c2eca..914fde12fa 100644
--- a/src/openrct2/actions/LargeSceneryPlaceAction.hpp
+++ b/src/openrct2/actions/LargeSceneryPlaceAction.hpp
@@ -195,7 +195,7 @@ public:
                 return std::make_unique<LargeSceneryPlaceActionResult>(GA_ERROR::DISALLOWED, STR_OFF_EDGE_OF_MAP);
             }
 
-            if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !map_is_location_owned(curTile.x, curTile.y, zLow * 8)
+            if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !map_is_location_owned({ curTile, zLow * 8 })
                 && !gCheatsSandboxMode)
             {
                 return std::make_unique<LargeSceneryPlaceActionResult>(GA_ERROR::DISALLOWED, STR_LAND_NOT_OWNED_BY_PARK);
diff --git a/src/openrct2/actions/LargeSceneryRemoveAction.hpp b/src/openrct2/actions/LargeSceneryRemoveAction.hpp
index 3915c03952..0695e6882f 100644
--- a/src/openrct2/actions/LargeSceneryRemoveAction.hpp
+++ b/src/openrct2/actions/LargeSceneryRemoveAction.hpp
@@ -96,7 +96,7 @@ public:
 
             if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
             {
-                if (!map_is_location_owned(currentTile.x, currentTile.y, currentTile.z))
+                if (!map_is_location_owned({ currentTile.x, currentTile.y, currentTile.z }))
                 {
                     return MakeResult(GA_ERROR::NO_CLEARANCE, STR_CANT_REMOVE_THIS, STR_LAND_NOT_OWNED_BY_PARK);
                 }
@@ -167,7 +167,7 @@ public:
 
             if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
             {
-                if (!map_is_location_owned(currentTile.x, currentTile.y, currentTile.z))
+                if (!map_is_location_owned({ currentTile.x, currentTile.y, currentTile.z }))
                 {
                     return MakeResult(GA_ERROR::NO_CLEARANCE, STR_CANT_REMOVE_THIS, STR_LAND_NOT_OWNED_BY_PARK);
                 }
diff --git a/src/openrct2/actions/LargeScenerySetColourAction.hpp b/src/openrct2/actions/LargeScenerySetColourAction.hpp
index 7cfff25de3..6fe1e58f2c 100644
--- a/src/openrct2/actions/LargeScenerySetColourAction.hpp
+++ b/src/openrct2/actions/LargeScenerySetColourAction.hpp
@@ -124,7 +124,7 @@ private:
 
             if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
             {
-                if (!map_is_location_owned(currentTile.x, currentTile.y, currentTile.z))
+                if (!map_is_location_owned(currentTile))
                 {
                     return MakeResult(GA_ERROR::NOT_OWNED, STR_CANT_REPAINT_THIS, STR_LAND_NOT_OWNED_BY_PARK);
                 }
diff --git a/src/openrct2/actions/MazeSetTrackAction.hpp b/src/openrct2/actions/MazeSetTrackAction.hpp
index 7a12b7e38a..ec3fbb7b4d 100644
--- a/src/openrct2/actions/MazeSetTrackAction.hpp
+++ b/src/openrct2/actions/MazeSetTrackAction.hpp
@@ -94,7 +94,7 @@ public:
             return res;
         }
 
-        if (!map_is_location_owned(floor2(_loc.x, 32), floor2(_loc.y, 32), _loc.z) && !gCheatsSandboxMode)
+        if (!map_is_location_owned(_loc) && !gCheatsSandboxMode)
         {
             res->Error = GA_ERROR::NOT_OWNED;
             res->ErrorMessage = STR_LAND_NOT_OWNED_BY_PARK;
diff --git a/src/openrct2/actions/RideEntranceExitPlaceAction.hpp b/src/openrct2/actions/RideEntranceExitPlaceAction.hpp
index 7dbe2c6d05..4643840fb0 100644
--- a/src/openrct2/actions/RideEntranceExitPlaceAction.hpp
+++ b/src/openrct2/actions/RideEntranceExitPlaceAction.hpp
@@ -102,7 +102,7 @@ public:
         auto z = ride->stations[_stationNum].Height * 8;
         gCommandPosition.z = z;
 
-        if (!gCheatsSandboxMode && !map_is_location_owned(_loc.x, _loc.y, z))
+        if (!gCheatsSandboxMode && !map_is_location_owned({ _loc, z }))
         {
             return MakeResult(GA_ERROR::NOT_OWNED, errorTitle);
         }
@@ -245,7 +245,7 @@ public:
             return MakeResult(GA_ERROR::NO_FREE_ELEMENTS, errorTitle);
         }
 
-        if (!gCheatsSandboxMode && !map_is_location_owned(loc.x, loc.y, loc.z))
+        if (!gCheatsSandboxMode && !map_is_location_owned(loc))
         {
             return MakeResult(GA_ERROR::NOT_OWNED, errorTitle);
         }
diff --git a/src/openrct2/actions/SmallSceneryPlaceAction.hpp b/src/openrct2/actions/SmallSceneryPlaceAction.hpp
index 99f6462456..360b22d955 100644
--- a/src/openrct2/actions/SmallSceneryPlaceAction.hpp
+++ b/src/openrct2/actions/SmallSceneryPlaceAction.hpp
@@ -180,7 +180,7 @@ public:
         }
 
         if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode
-            && !map_is_location_owned(_loc.x, _loc.y, targetHeight))
+            && !map_is_location_owned({ _loc, targetHeight }))
         {
             return std::make_unique<SmallSceneryPlaceActionResult>(GA_ERROR::NOT_OWNED, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/actions/SmallSceneryRemoveAction.hpp b/src/openrct2/actions/SmallSceneryRemoveAction.hpp
index ee0f6a161d..086ebbb0d9 100644
--- a/src/openrct2/actions/SmallSceneryRemoveAction.hpp
+++ b/src/openrct2/actions/SmallSceneryRemoveAction.hpp
@@ -86,7 +86,7 @@ public:
             }
 
             // Check if the land is owned
-            if (!map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            if (!map_is_location_owned(_loc))
             {
                 res->Error = GA_ERROR::NO_CLEARANCE;
                 res->ErrorTitle = STR_CANT_REMOVE_THIS;
diff --git a/src/openrct2/actions/SmallScenerySetColourAction.hpp b/src/openrct2/actions/SmallScenerySetColourAction.hpp
index 937ac551a9..07e2bc4e1e 100644
--- a/src/openrct2/actions/SmallScenerySetColourAction.hpp
+++ b/src/openrct2/actions/SmallScenerySetColourAction.hpp
@@ -84,7 +84,7 @@ private:
 
         if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
         {
-            if (!map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            if (!map_is_location_owned(_loc))
             {
                 return MakeResult(GA_ERROR::NOT_OWNED, STR_CANT_REPAINT_THIS, STR_LAND_NOT_OWNED_BY_PARK);
             }
diff --git a/src/openrct2/actions/TrackPlaceAction.hpp b/src/openrct2/actions/TrackPlaceAction.hpp
index 5f18761fdd..905513ffe0 100644
--- a/src/openrct2/actions/TrackPlaceAction.hpp
+++ b/src/openrct2/actions/TrackPlaceAction.hpp
@@ -172,7 +172,7 @@ public:
             tileCoords.x += track.x;
             tileCoords.y += track.y;
 
-            if (!map_is_location_owned(tileCoords.x, tileCoords.y, tileCoords.z) && !gCheatsSandboxMode)
+            if (!map_is_location_owned(tileCoords) && !gCheatsSandboxMode)
             {
                 return std::make_unique<TrackPlaceActionResult>(GA_ERROR::DISALLOWED, STR_LAND_NOT_OWNED_BY_PARK);
             }
diff --git a/src/openrct2/actions/WallPlaceAction.hpp b/src/openrct2/actions/WallPlaceAction.hpp
index 9a610aea66..5fa0ec9fe0 100644
--- a/src/openrct2/actions/WallPlaceAction.hpp
+++ b/src/openrct2/actions/WallPlaceAction.hpp
@@ -122,7 +122,7 @@ public:
                     return std::make_unique<WallPlaceActionResult>(GA_ERROR::NOT_OWNED);
                 }
             }
-            else if (!map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            else if (!map_is_location_owned(_loc))
             {
                 return std::make_unique<WallPlaceActionResult>(GA_ERROR::NOT_OWNED);
             }
diff --git a/src/openrct2/actions/WallRemoveAction.hpp b/src/openrct2/actions/WallRemoveAction.hpp
index 7b6fe984bc..f25ace4b10 100644
--- a/src/openrct2/actions/WallRemoveAction.hpp
+++ b/src/openrct2/actions/WallRemoveAction.hpp
@@ -52,7 +52,7 @@ public:
 
         const bool isGhost = GetFlags() & GAME_COMMAND_FLAG_GHOST;
         if (!isGhost && !(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode
-            && !map_is_location_owned(_loc.x, _loc.y, _loc.z))
+            && !map_is_location_owned({ _loc.x, _loc.y, _loc.z }))
         {
             return std::make_unique<GameActionResult>(GA_ERROR::NOT_OWNED, STR_CANT_REMOVE_THIS, STR_LAND_NOT_OWNED_BY_PARK);
         }
diff --git a/src/openrct2/paint/VirtualFloor.cpp b/src/openrct2/paint/VirtualFloor.cpp
index 06fecbd57b..44c55cd4b5 100644
--- a/src/openrct2/paint/VirtualFloor.cpp
+++ b/src/openrct2/paint/VirtualFloor.cpp
@@ -233,7 +233,7 @@ static void virtual_floor_get_tile_properties(
         }
     }
 
-    *tileOwned = map_is_location_owned(x, y, height);
+    *tileOwned = map_is_location_owned({ x, y, height });
 
     if (gCheatsSandboxMode)
         *tileOwned = true;
diff --git a/src/openrct2/peep/Peep.cpp b/src/openrct2/peep/Peep.cpp
index 0dab53853d..49a3289873 100644
--- a/src/openrct2/peep/Peep.cpp
+++ b/src/openrct2/peep/Peep.cpp
@@ -781,7 +781,7 @@ bool Peep::Place(TileCoordsXYZ location, bool apply)
     destination.y += 16;
     destination.z = tileElement->base_height * 8 + 16;
 
-    if (!map_is_location_owned(location.x * 32, location.y * 32, destination.z))
+    if (!map_is_location_owned({ location.x * 32, location.y * 32, destination.z }))
     {
         gGameCommandErrorTitle = STR_ERR_CANT_PLACE_PERSON_HERE;
         return false;
@@ -2821,7 +2821,7 @@ static void peep_interact_with_path(Peep* peep, int16_t x, int16_t y, TileElemen
     }
 
     int16_t z = tile_element->base_height * 8;
-    if (map_is_location_owned(x, y, z))
+    if (map_is_location_owned({ x, y, z }))
     {
         if (peep->outside_of_park == 1)
         {
diff --git a/src/openrct2/ride/TrackDesign.cpp b/src/openrct2/ride/TrackDesign.cpp
index 94acdb97f7..0ad6105105 100644
--- a/src/openrct2/ride/TrackDesign.cpp
+++ b/src/openrct2/ride/TrackDesign.cpp
@@ -2117,7 +2117,7 @@ static money32 place_maze_design(uint8_t flags, Ride* ride, uint16_t mazeEntry,
 
     if (!gCheatsSandboxMode)
     {
-        if (!map_is_location_owned(floor2(x, 32), floor2(y, 32), z))
+        if (!map_is_location_owned({ x, y, z }))
         {
             return MONEY32_UNDEFINED;
         }
diff --git a/src/openrct2/world/Map.cpp b/src/openrct2/world/Map.cpp
index 64cfb0029e..dc0d4fb608 100644
--- a/src/openrct2/world/Map.cpp
+++ b/src/openrct2/world/Map.cpp
@@ -752,7 +752,7 @@ bool map_can_build_at(int32_t x, int32_t y, int32_t z)
         return true;
     if (gCheatsSandboxMode)
         return true;
-    if (map_is_location_owned(x, y, z))
+    if (map_is_location_owned({ x, y, z }))
         return true;
     return false;
 }
@@ -761,12 +761,12 @@ bool map_can_build_at(int32_t x, int32_t y, int32_t z)
  *
  *  rct2: 0x00664F72
  */
-bool map_is_location_owned(int32_t x, int32_t y, int32_t z)
+bool map_is_location_owned(CoordsXYZ loc)
 {
     // This check is to avoid throwing lots of messages in logs.
-    if (map_is_location_valid({ x, y }))
+    if (map_is_location_valid({ loc.x, loc.y }))
     {
-        TileElement* tileElement = map_get_surface_element_at({ x, y });
+        TileElement* tileElement = map_get_surface_element_at({ loc.x, loc.y });
         if (tileElement != nullptr)
         {
             if (tileElement->AsSurface()->GetOwnership() & OWNERSHIP_OWNED)
@@ -774,8 +774,7 @@ bool map_is_location_owned(int32_t x, int32_t y, int32_t z)
 
             if (tileElement->AsSurface()->GetOwnership() & OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED)
             {
-                z /= 8;
-                if (z < tileElement->base_height || z - 2 > tileElement->base_height)
+                if (loc.z / 8 < tileElement->base_height || loc.z / 8 - 2 > tileElement->base_height)
                     return true;
             }
         }
diff --git a/src/openrct2/world/Map.h b/src/openrct2/world/Map.h
index da0029b3a4..6be75e7f61 100644
--- a/src/openrct2/world/Map.h
+++ b/src/openrct2/world/Map.h
@@ -162,7 +162,7 @@ void map_update_path_wide_flags();
 bool map_is_location_valid(CoordsXY coords);
 bool map_is_edge(CoordsXY coords);
 bool map_can_build_at(int32_t x, int32_t y, int32_t z);
-bool map_is_location_owned(int32_t x, int32_t y, int32_t z);
+bool map_is_location_owned(CoordsXYZ loc);
 bool map_is_location_in_park(CoordsXY coords);
 bool map_is_location_owned_or_has_rights(int32_t x, int32_t y);
 bool map_surface_is_blocked(int16_t x, int16_t y);
diff --git a/src/openrct2/world/Sprite.cpp b/src/openrct2/world/Sprite.cpp
index 97092a8205..4c64f5e155 100644
--- a/src/openrct2/world/Sprite.cpp
+++ b/src/openrct2/world/Sprite.cpp
@@ -707,7 +707,7 @@ static bool litter_can_be_at(int32_t x, int32_t y, int32_t z)
 {
     TileElement* tileElement;
 
-    if (!map_is_location_owned(x & 0xFFE0, y & 0xFFE0, z))
+    if (!map_is_location_owned({ x, y, z }))
         return false;
 
     tileElement = map_get_first_element_at(x >> 5, y >> 5);