18-month checkup Posted on October 21, 2014 by therafaelfamily IMG_2700 Jesse is still a pinhead. At 18 inches, his head circumference puts him in the bottom 10 percent. He’s also shorter: 33% height, 31.75 inches. IMG_2704 Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related