When did McDonald's first restaurant open in the U.K.? 21 April 2021 05:26 McDonald's opened its first restaurant in the U.K. in Woolwich, south London, in October 1974. Related articles Where did the first ever McDonald's open? Why don't you have McDonald's burger van at big events? Customer Service Can you provide information on McDonald's birthday parties, and how much it costs? Do you have a time limit on serving time?