Westwood Hills is a city in Johnson County, Kansas, United States.

Westwood Hills got its start in the year 1922 when developer J.C. Nichols platted the subdivision and began construction.

[5] In 2013, Westwood Hills was added to the National Register of Historic Places.

According to the United States Census Bureau, the city has a total area of 0.07 square miles (0.18 km2), all land.

The racial makeup of the city was 94.4% White, 1.7% African American, 1.9% Asian, and 1.9% from two or more races.

About 1.8% of families and 2.4% of the population were below the poverty line, including none of those under the age of eighteen or sixty-five or over.