How do I make my gallery wall even? Start in the Middle. When it came time to hang, we started with the picture in the exact center of the wall. Once that one was hung, we just went right off of that leaving about 1.5-2 inches in between each frame. Make sure you use your level as you go and do your best to evenly space things out. • Image result for How do you hang a gallery wall evenly? hold your pictures up on the wall to eyeball about how high you want them off the ground and between spaces on the wall. ... use a laser level to make an even line on your wall. ... use your painter's tape to create an even line between the two points you just drew on the wall.