Its name refers to its location near the Big Lost River.
There were 8 households out of which 50.0% had children under the age of 18 living with them, 75.0% were married couples living together, and 25.0% were non-families. 12.5% of all households were made up of individuals and none had someone living alone who was 65 years of age or older. The average household size was 3.25 and the average family size was 3.83.
In the city the population was spread out with 38.5% under the age of 18, 7.7% from 18 to 24, 34.6% from 25 to 44, 11.5% from 45 to 64, and 7.7% who were 65 years of age or older. The median age was 28 years. For every 100 females there were 116.7 males. For every 100 females age 18 and over, there were 166.7 males.
The median income for a household in the city was $31,667, and the median income for a family was $66,250. Males had a median income of $29,167 versus $21,250 for females. The per capita income for the city was $14,534. There were no families and 6.9% of the population living below the poverty line, including no under eighteens and none of those over 64.