More than 5.4 million Americans live in eight Orange counties across the United States, including Orange counties within the nation’s four most populous states—California, Texas, Florida, and New York.
The newest Orange counties in California, Texas, and Florida are named for the fruit, although the citrus industry in these places has long since given way to urban and suburban development. 
The older Orange counties—in New York, North Carolina, Vermont, Virginia, Indiana—were named for the Dutch House of Orange, which became the ruling family of England with the 1689 ascension of King William III to the British throne. 
The eight Orange counties are wholly or partially within 16 congressional districts. Nine are now held by Democrats and seven by Republicans. They feature four of the most-watched midterm congressional races on the Nov. 8 ballot. …