Rickardsville is a city in Dubuque County, Iowa, United States.

[3] According to the United States Census Bureau, the city has a total area of 0.90 square miles (2.33 km2), all land.

There were 80 housing units at an average density of 87.4 per square mile (33.7/km2).

There were 74 housing units at an average density of 82.2 per square mile (31.7/km2).

The racial makeup of the city was 98.4% White, 1.1% African American, and 0.5% from two or more races.

15.3% of all households were made up of individuals, and 1.4% had someone living alone who was 65 years of age or older.

16.9% of all households were made up of individuals, and 5.6% had someone living alone who was 65 years of age or older.

About 3.2% of families and 3.2% of the population were below the poverty line, including none of those under the age of eighteen or sixty five or over.