Slim Lake is an unorganized territory in St. Louis County, Minnesota, United States. The population was 75 at the 2000 census.
According to the United States Census Bureau, the unorganized territory has a total area of 143.1 square miles (370.6 km²), of which, 132.8 square miles (344.0 km²) of it is land and 10.3 square miles (26.6 km²) of it (7.18%) is water.
As of the census[1] of 2000, there were 75 people, 33 households, and 17 families residing in the unorganized territory. The population density was 0.6 people per square mile (0.2/km²). There were 103 housing units at an average density of 0.8/sq mi (0.3/km²). The racial makeup of the unorganized territory was 100.00% White.
There were 33 households out of which 15.2% had children under the age of 18 living with them, 54.5% were married couples living together, and 45.5% were non-families. 33.3% of all households were made up of individuals and 9.1% 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 2.72.
In the unorganized territory the population was spread out with 14.7% under the age of 18, 10.7% from 18 to 24, 30.7% from 25 to 44, 32.0% from 45 to 64, and 12.0% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 127.3 males. For every 100 females age 18 and over, there were 113.3 males.
The median income for a household in the unorganized territory was $49,643, and the median income for a family was $69,167. Males had a median income of $46,250 versus $36,339 for females. The per capita income for the unorganized territory was $30,240. There were no families and 15.8% of the population living below the poverty line, including no under eighteens and none of those over 64.