13 lbs, 7 oz (50th percentile)
25 inches long (50th percentile)
I don't remember his head circumference, but that was also 50th percentile.
All around, we have a perfectly average size baby. :) Dr. R was very impressed with what a happy baby we have! Tyson smiled at him almost the entire time he did the exam. Of course he hated his shots, but he was a little rockstar and fell asleep as soon as we got back to the car.