Lakeside is a city in Buena Vista County, Iowa, United States.

[3] According to the United States Census Bureau, the city has a total area of 0.18 square miles (0.47 km2), all land.

There were 287 housing units at an average density of 1,314.7 per square mile (507.6/km2).

Hispanic or Latino persons of any race comprised 38.1% of the population.

There were 233 housing units at an average density of 1,294.4 per square mile (499.8/km2).

24.2% of all households were made up of individuals, and 8.9% had someone living alone who was 65 years of age or older.

There were 211 housing units at an average density of 1,160.7 per square mile (448.1/km2).

23.9% of all households were made up of individuals, and 10.9% had someone living alone who was 65 years of age or older.