diff --git a/xwords4/android/XWords4/jni/xwjni.c b/xwords4/android/XWords4/jni/xwjni.c
index f415ebba0..35a6ec7e9 100644
--- a/xwords4/android/XWords4/jni/xwjni.c
+++ b/xwords4/android/XWords4/jni/xwjni.c
@@ -166,6 +166,7 @@ static const SetInfo bd_ints[] = {
     ,ARR_MEMBER( BoardDims, height )
     ,ARR_MEMBER( BoardDims, scoreHt )
     ,ARR_MEMBER( BoardDims, scoreWidth )
+    ,ARR_MEMBER( BoardDims, boardWidth )
     ,ARR_MEMBER( BoardDims, boardHt )
     ,ARR_MEMBER( BoardDims, trayTop )
     ,ARR_MEMBER( BoardDims, trayHt )
diff --git a/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardDims.java b/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardDims.java
index 6fcdc3f2c..be320f098 100644
--- a/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardDims.java
+++ b/xwords4/android/XWords4/src/org/eehouse/android/xw4/BoardDims.java
@@ -26,7 +26,7 @@ public class BoardDims {
     public int left, top;
     public int width, height;       // of the bitmap
     public int scoreWidth, scoreHt;
-    public int boardHt;
+    public int boardWidth, boardHt;
     public int trayTop, trayHt;
     public int cellSize, maxCellSize;
     public int timerWidth;
diff --git a/xwords4/common/board.c b/xwords4/common/board.c
index 87efba701..15c716608 100644
--- a/xwords4/common/board.c
+++ b/xwords4/common/board.c
@@ -410,14 +410,14 @@ board_figureLayout( BoardCtxt* board, const CurGameInfo* gi,
 
     ldims.left = bLeft;
     ldims.top = bTop;
+    ldims.width = bWidth;
 
+    ldims.boardWidth = bWidth;
 	for ( firstPass = XP_TRUE; ; ) {
-		ldims.width = bWidth;
-
-		XP_U16 cellSize = bWidth / nCells;
+		XP_U16 cellSize = ldims.boardWidth / nCells;
 		if ( cellSize > maxCellSize ) {
 			cellSize = maxCellSize;
-			ldims.width = nCells * cellSize;
+			ldims.boardWidth = nCells * cellSize;
 		}
 		ldims.maxCellSize = maxCellSize;
 
@@ -437,7 +437,7 @@ board_figureLayout( BoardCtxt* board, const CurGameInfo* gi,
 			int cellWidth = 2 * (bHeight / ( 4 + 3 + (2*nCells)));
 			if ( firstPass && cellWidth >= fontHt ) {
 				firstPass = XP_FALSE;
-				bWidth = nCells * cellWidth;
+                ldims.boardWidth = nCells * cellWidth;
 				continue;
 			} else {
 				nToScroll = nCells - 
@@ -491,8 +491,9 @@ board_figureLayout( BoardCtxt* board, const CurGameInfo* gi,
 void
 board_applyLayout( BoardCtxt* board, const BoardDims* dims )
 {
-    board_setPos( board, dims->left, dims->top + dims->scoreHt, 
-                  dims->width, dims->top + dims->scoreHt + dims->boardHt,
+    XP_U16 margin = (dims->width - dims->boardWidth) / 2;
+    board_setPos( board, dims->left + margin, dims->top + dims->scoreHt, 
+                  dims->boardWidth, dims->top + dims->scoreHt + dims->boardHt,
                   dims->maxCellSize, XP_FALSE );
 
     board_setScoreboardLoc( board, dims->left, dims->top,
diff --git a/xwords4/common/board.h b/xwords4/common/board.h
index d0e84c8de..e278b6d54 100644
--- a/xwords4/common/board.h
+++ b/xwords4/common/board.h
@@ -76,11 +76,16 @@ void board_reset( BoardCtxt* board );
 #ifdef COMMON_LAYOUT
 
 typedef struct _BoardDims {
+    /* The whole board */
     XP_U16 left, top;
     XP_U16 width, height;
+    /* scoreboard (full width) */
     XP_U16 scoreWidth, scoreHt;
-    XP_U16 boardHt;
+    /* board */
+    XP_U16 boardWidth, boardHt;
+    /* tray (full width) */
     XP_U16 trayTop, trayHt;
+    /* other */
     XP_U16 cellSize, maxCellSize;
     XP_U16 timerWidth;
 } BoardDims;