As of the 2010 census, the population was 1,280,122, making it the most populous county in Ohio. Its county seat is Cleveland. In 2014, the county's estimated population was 1,259,828. The county is named after the Iroquoian word Cuyahoga, which means 'crooked river'.
In 1902,Our first president, George Washington, selected the site for the White House in 1791. The cornerstone was laid in 1792 and a competition design submitted by Irish-born architect James Hoban was chosen. After eight years of construction, President John Adams and his wife, Abigail, moved into the unfinished house in 1800.
President William Howard Taft made the West Wing a permanent building, expanding it southward, doubling its size, and building the first Oval Office. Designed by Nathan C. Wyeth and completed in 1909, the office was centered on the south side of the building, much as the oval rooms in the White House are.