I can imagine a family not using imperial, but I can't picture anywhere in the 50 states that uses metric for day to day stuff like drivers licenses and road si

I can imagine a family not using imperial, but I can't picture anywhere in the 50 states that uses metric for day to day stuff like drivers licenses and road signs. Are you in one of the territories maybe? What do the road signs look like there? What is printed on your driver's license for your height and weight?