Greenfield is a city located in Wisconsin. With a 2020 population of 37,021, it is the 20th largest city in Wisconsin and the 1058th largest city in the United States . Greenfield is currently declining at a rate of -0.27% annually but its population has increased by 0.82% since the most recent census, which recorded a population of 36,720 in 2010. Greenfield reached it's highest population of in . Spanning over 12 miles, Greenfield has a population density of 3,210 people per square mile.
The average household income in Greenfield is $73,952 with a poverty rate of 8.48%. The median rental costs in recent years comes to $971 per month, and the median house value is $177,800. The median age in Greenfield is 42.9 years, 40.4 years for males, and 46.1 years for females.