August 9:

–1825: The Holland Land Company donated 25 acres each to the Kiantone Congregational Church and Jamestown Methodist Church, supporting local religious institutions.

— 1841: The fire and sinking of the steamboat Erie off Silver Creek resulted in the loss of 240 lives, the worst disaster in county history.

— 1872: A picnic attended by 1,000 Swedes was held at Lakewood, reflecting the strong Swedish community presence.

— 1878: The Chautauqua Literary and Scientific Circle was formed, promoting lifelong learning.

— 1980: The first game of the first Babe Ruth League World Series (13-year-old division) was held in Jamestown, highlighting youth sports.