Shambaugh is a city in Page County, Iowa, United States.

[3] Shambaugh was laid out in 1881 as a depot on the Chicago, Burlington and Quincy Railroad.

According to the United States Census Bureau, the city has a total area of 0.36 square miles (0.93 km2), all land.

There were 83 housing units at an average density of 228.3 per square mile (88.2/km2).

There were 90 housing units at an average density of 250.0 per square mile (96.5/km2).

35.0% of all households were made up of individuals, and 17.6% had someone living alone who was 65 years of age or older.

There were 93 housing units at an average density of 250.8 per square mile (96.8/km2).

33.8% of all households were made up of individuals, and 18.8% had someone living alone who was 65 years of age or older.

About 3.8% of families and 4.3% of the population were below the poverty line, including none of those under the age of eighteen and 8.1% of those 65 or over.