Not always. While consistency creates harmony, whether pictures should all be at the same height depends on the type of display, the wall space, and the surrounding furniture.
When Pictures Should Be at the Same Height
Single-row arrangementsHanging a series of equal-sized frames (like a ...
The most trusted magic number is 57 inches to the center of the artwork. This places the center point at average eye level so pictures feel natural in most homes, offices, galleries, and schools. Many pros also work in the 57 to 60 inch range to suit ceiling height, viewer height, and furniture. ...