Kennebunk bicentennial moves ahead with virtual celebration plans Kennebunk will mark its 200th - and 201st- birthday on June 24. Share Kennebunk Bicentennial celebrations, sidelined due to the pandemic a year ago, will go on virtually this year, organizers say. Dan King photo KENNEBUNK – Sidelined a year ago by the coronavirus pandemic, those organizing Kennebunk’s Bicentennial celebration had planned to host the live event this June. And the celebration will go on this year – but by video, given that the pandemic continues to be a factor in everyday life, according to a municipal news release. Kennebunk was settled in the mid-1600s, and incorporated on June 24, 1820 – the same year as the state of Maine.