1910: A new post office opens on Ocean Avenue, expanding the town’s infrastructure.
1910: Pineapple crops suffer a poor season due to blight and competition from cheap Cuban pineapples.
1910: Leading citizen Cullen Pence tragically dies in an accident involving a handgun. In his honor, Pence Park is established.
1910: Ten-year-old Lyman Boomer creates a bird’s-eye map of the town. He later becomes an illustrator and author.
1911: Major Nathan S. Boynton passes away on May 27, 1911, in Port Huron, Michigan.
1911: Horace Bentley Murray completes the construction of a wooden swing bridge across the Florida Coast Line Canal (today’s Intracoastal Waterway).
1911: H.B. Murray builds a new home in Boynton, which still stands today.
1911: Emory Hodges becomes the first Boynton resident to own an automobile.
1912: A. Romyn Pierson purchases the inland area of Manalapan as a gift for his wife, Leila.
1913: Boynton Elementary School, designed by Baltimore architect William Maughlin, opens on Ocean Avenue.
1914: World War I begins. Boynton Beach women assist the war effort by volunteering with the American Red Cross.
1919: A flu epidemic claims the lives of nearly a dozen Boynton-area pioneers.