Thereâs a new regime thatâs about to move into the White House now that Donald Trump was elected president on Election Day Tuesday. Aside from Trump and his wife, Melania, taking residence at 1600 Pennsylvania Ave, Vice President-elect Mike Pence and his wife, Karen, will call Number One Observatory Circle home. To find out more about Karen Pence, continue reading below: 1. Sheâs the first lady of Indiana.