Grantsburg is located in Wisconsin. Grantsburg, Wisconsin has population of 4,777. Grantsburg is more family-centric than the surrounding county with 26% of the households with children.
The median household income in Grantsburg, Wisconsin is $58,494. The median household income for the surrounding county is $55,459 compared to the national median of $66,222. The median age of people living in Grantsburg is 46.4 years.
The average high temperature in July is 80.3 degrees, with an average low temperature in January of -3.2 degrees. The annual precipitation is 31.77.