According to the United States Census Bureau, the city has a total area of 1.0 square miles (2.6 km²), of which, 0.8 square miles (2.2 km²) of it is land and 0.2 square miles (0.4 km²) of it (17.00%) is water.
There were 71 households out of which 21.1% had children under the age of 18 living with them, 49.3% were married couples living together, 5.6% had a female householder with no husband present, and 42.3% were non-families. 40.8% of all households were made up of individuals and 22.5% had someone living alone who was 65 years of age or older. The average household size was 2.06 and the average family size was 2.80.
In the city the population was spread out with 20.5% under the age of 18, 4.8% from 18 to 24, 19.9% from 25 to 44, 26.0% from 45 to 64, and 28.8% who were 65 years of age or older. The median age was 49 years. For every 100 females there were 97.3 males. For every 100 females age 18 and over, there were 96.6 males.
The median income for a household in the city was $21,250, and the median income for a family was $24,583. Males had a median income of $16,250 versus $21,042 for females. The per capita income for the city was $11,443. There were 10.4% of families and 22.8% of the population living below the poverty line, including 25.6% of under eighteens and 27.9% of those over 64.