Lakefield is a city in Jackson County, Minnesota, United States. The population was 1,694 at the 2010 census.
According to the United States Census Bureau, the city has a total area of 1.1 square miles (2.8 km²), all of it land.
As of the census of 2000, there were 1,721 people, 731 households, and 453 families residing in the city. The population density was 1,611.0 people per square mile (621.0/km²). There were 784 housing units at an average density of 733.9 per square mile (282.9/km²). The racial makeup of the city was 99.07% White, 0.23% Native American, 0.17% Asian, 0.41% from other races, and 0.12% from two or more races. Hispanic or Latino of any race were 0.93% of the population.