Passage: As of the census of 2000, there were 486 people, 187 households, and 115 families residing in the city. The population density was 1,112.5 people per square mile (426.5/km²). There were 215 housing units at an average density of 492.2 per square mile (188.7/km²). The racial makeup of the city was 90.3% White, 0.2% African American, 1.9% Native American, 0.2% Asian, 0.2% Pacific Islander, 3.5% from other races, and 3.7% from two or more races. Hispanic or Latino of any race were 6.8% of the population.

Question: How many families are living in the city?
115