Wellington is a home rule-class city in metro Louisville, Jefferson County, Kentucky, United States.

It is considered to be part of the Upper Highlands section of Louisville.

U.S. Route 150 (Bardstown Road) forms the southwest border of the community.

According to the United States Census Bureau, Wellington has a total area of 0.09 square miles (0.24 km2), all land.

There were 258 housing units at an average density of 2,806.0 per square mile (1,083.4/km2).