Biohazard Cleanup Near Root River Greenfield, WI

Greenfield is a city in Milwaukee County and one of the Milwaukee metropolitan area's many bedroom communities.

The area began on March 8, 1839, as the town of Kinnikennick, and the name was changed to Greenfield on February 19, 1841, after the local post office and in honor of Greenfield, Massachusetts, reflecting the green fields and New England roots of its settlers.

The original town covered 36 square miles with only about 400 residents; today the city is roughly one-third that size at about 11.5 square miles, while its population has grown about 800 percent.

Greenfield was the last municipality in Milwaukee County to give up town government, incorporating as a city in 1957 to stop Milwaukee from annexing its land, and it was the largest community in the county to incorporate at that time.

Greenfield's population was 37,803 at the 2020 census, up from 36,720 in 2010.

Census QuickFacts counts 17,393 households in Greenfield, while the 2010 census recorded 16,860 households with an average household size of just 2.13 people.

The Root River flows through the western part of Greenfield.

The city is served by the Greenfield School District, and its public high schools include Greenfield High School and Whitnall High School.

Konkel Park is one of Greenfield's best-known parks and hosts community events including the city's Fourth of July celebration and a summer concert series.

Greenfield's present city hall was built in 1990, replacing an original city hall that dated to 1935.