Westwood is a city in Henry County, Iowa, United States.

[4] According to the United States Census Bureau, the city has a total area of 0.15 square miles (0.39 km2), all land.

There were 48 housing units at an average density of 442.2 per square mile (170.7/km2).

There were 47 housing units at an average density of 313.3 per square mile (121.0/km2).

14.9% of all households were made up of individuals, and 12.8% had someone living alone who was 65 years of age or older.

There were 47 housing units at an average density of 309.1 per square mile (119.3/km2).

The racial makeup of the city was 96.06% White, 0.79% African American, and 3.15% from two or more races.

6.5% of all households were made up of individuals, and 4.3% had someone living alone who was 65 years of age or older.