Union, Kentucky Map and Directory

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According to the United States Census Bureau, Union is a City that is located in Boone County, Kentucky at 38.95 degrees North and 84.68 degrees West. The city's time zone is America/New York, and the city's primary telephone area code is 859. The land area of Union is about 3.33 square miles, whereas the water area of the city is about 0.00 square miles. Boone County's land area is about 246 square miles, so the city occupies about 1.4 percent of the county's total land area.

The Census Bureau estimates that Union had about 6,034 residents in 2019, which is approximately 1,812 people per square mile of land area.

According to recent American Community Survey data, the median household income in Union was about $125,051 per year.

The Kentucky counties map at upper right shows Boone County, highlighted in red. Use the menu below to display interactive maps of Union, either in a frame on this page or in full-screen mode.

Use the menu below to display categorized Union directories.