Unified School District · WI
Greenfield School District
Greenfield School District is a unified school district in Wisconsin with a community population of 28,923. The median household income is $67,776 and the median age is 41.3.
28,923
Population
3931
People / sq mi
$67,776
Median Income
41.3
Median Age
Greenfield School District covers 7 sq mi of land at 3931.4 people per square mile.
Race & Ethnicity
| White | 63.7% |
| Black or African American | 0.7% |
| Asian | 47.6% |
| Hispanic or Latino (any race) | 0.0% |
Economy & Income
$67,776
Median Household Income
$42,581
Per Capita Income
6.6%
Poverty Rate
1.6%
Unemployment
Housing
$247,100
Median Home Value
$1,145
Median Rent
54.3%
Homeownership
Education Attainment
93.5%
High School+
30.9%
Bachelor's+
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State rankings
Frequently Asked Questions
Greenfield School District serves a community with a population of 28,923 according to the latest Census ACS 5-Year estimates. This unified school district is located in Wisconsin.
The median household income in Greenfield School District is $67,776, with a per capita income of $42,581. The poverty rate is 6.6%.
Greenfield School District is 63.7% White, 0.7% Black or African American, 47.6% Asian, and 0.0% Hispanic or Latino, per Census ACS data.
In Greenfield School District, 93.5% of adults have a high school diploma or higher, and 30.9% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Greenfield School District is $247,100, with a median rent of $1,145. The homeownership rate is 54.3%.
More from Wisconsin
Data for Greenfield School District from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 5505940).
What distinguishes Greenfield School District is density: among the most densely settled of US school districts, around 3,931 people per square mile. With 28,923 residents, Greenfield School District is a school district in Wisconsin.
The typical household here earns about $67,776, below the US median of $78,538. Poverty runs at 6.6%, below the national 12.4%. The typical home is valued at $247,100, with typical rent around $1,145.
Roughly 30.9% of adults have a bachelor’s, below the national 35.0%.
That density explains much of the rest of the profile in Greenfield School District: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.