Lavina is a town in Golden Valley County, Montana, United States.

According to the United States Census Bureau, the town has a total area of 1.00 square mile (2.59 km2), all land.

[5] This climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters.

There were 91 housing units at an average density of 91.0 per square mile (35.1/km2).

32.9% of all households were made up of individuals, and 11.4% had someone living alone who was 65 years of age or older.

28.2% of all households were made up of individuals, and 11.8% had someone living alone who was 65 years of age or older.

About 17.6% of families and 20.4% of the population were below the poverty line, including 21.0% of those under the age of eighteen and 20.7% of those 65 or over.

[10] Lavina Public Schools educates students from kindergarten through 12th grade.