Greenfield, WI demographics:
population, income, and more

Total population
37,345
-0.0% year-over-year change
Median household income
$70,459/yr
2.1% year-over-year change
Housing units
17,932
-1.0% year-over-year change

Greenfield population

How many people live in Greenfield

Greenfield is home to 37,345 residents, according to the most recent Census data. Gender-wise, 47.2% of Greenfield locals are male, and 52.8% are female.

Total population
37,345
-0.0% year-over-year change
Gender ratio
Male
47.2%
17,623
Female
52.8%
19,722
Value Percent YoY change
Male 17,623 47.2% 0.1%
Female 19,722 52.8% -0.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Greenfield is 42, with the population distributed as follows: about 16% are children under 15, then 8.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 29.1% of the population, while another 24.4% fall into the 45 to 64 bracket. Finally, around 21.9% are 65 or older.

Median age
42
Age breakdown
Under 15
16%
15 to 24
8.6%
25 to 44
29.1%
45 to 64
24.4%
Over 65
21.9%
Value Percent YoY change
Under 15 5,986 16% 3.2%
15 to 24 3,197 8.6% -3.6%
25 to 44 10,868 29.1% 4.0%
45 to 64 9,132 24.4% -4.3%
Over 65 8,162 21.9% -1.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Greenfield, 86.4% of the population are US-born citizens, while 8.9% have gained naturalized citizenship. At the same time, 4.8% of residents are non-citizens. As for race, 68.8% of locals are Caucasian, 4.1% are African American and 7.2% have Asian roots. There’s also a share of 13.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
86.4%
Non-U.S.-born citizens
8.9%
Non-citizens
4.8%
Value Percent YoY change
U.S.-born citizens 32,255 86.4% -1.9%
Non-U.S.-born citizens 3,310 8.9% 3.7%
Non-citizens 1,780 4.8% 39.3%
Racial breakdown
White
68.8%
Black or African American
4.1%
American Indian and Alaska Native
0.4%
Asian
7.2%
Native Hawaiian and other Pacific Islander
0%
Two or more races
13.3%
Other
6.1%
Value Percent
White 25,711 68.8%
Black or African American 1,539 4.1%
American Indian and Alaska Native 131 0.4%
Asian 2,705 7.2%
Native Hawaiian and other Pacific Islander 3 0%
Two or more races 4,976 13.3%
Other 2,280 6.1%

Households in Greenfield

A peek inside Greenfield households

Greenfield has 17,393 households, with an average of 2 members in each. Of these, 50.4% are families, while the remaining 49.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
17,393
-0.3% year-over-year change
Average people per household
2
Non-family households
8,636
Family households
8,757
Value Percent YoY change
Non-family households 8,636 49.6% 3.5%
Family households 8,757 50.4% -3.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Greenfield

The housing landscape of Greenfield

Greenfield's housing consists of 17,932 units, with 45.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 7.7% and offer a more compact, shared living style.

Housing units
17,932
-1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 8,083 45.1%
1 unit, attached 1,379 7.7%
2 units 627 3.5%
3 or 4 units 589 3.3%
5 to 9 units 2,746 15.3%
10 to 19 units 1,671 9.3%
20 to 49 units 1,051 5.9%
50 or more units 1,768 9.9%
Mobile home 7 0%
Boat, RV, van, etc. 11 0.1%
Homes built since 2020
91
160.0% year-over-year change

The age of buildings in Greenfield

In Greenfield, the median construction year is 1974. About 5.9% of homes were built before the 1940s, with another 4.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 8.2% of homes were added from 2000 to 2009, 4.4% between 2010 and 2019, and 0.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,054 5.9% 8.4%
Built between 1940 and 1949 878 4.9% 5.9%
Built between 1950 and 1959 2,889 16.1% -3.2%
Built between 1960 and 1969 2,404 13.4% -14.9%
Built between 1970 and 1979 4,665 26% 0.1%
Built between 1980 and 1989 2,013 11.2% 2.5%
Built between 1990 and 1999 1,678 9.4% -9.5%
Built between 2000 and 2009 1,479 8.2% 10.6%
Built between 2010 and 2019 781 4.4% 20.7%
Built in 2020 or later 91 0.5% 160.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Greenfield occupancy rates

Out of the 17,393 occupied housing units in Greenfield, 54.8% are owner-occupied, while 45.2% are lived in by tenants. Meanwhile, 3% of all homes on the local market sit vacant.

Occupied housing units
17,393
-0.3% year-over-year change
Occupancy breakdown
Renter occupied
7,866
Owner occupied
9,527
Value Percent YoY
change
Renter occupied 7,866 45.2% 3.8%
Owner occupied 9,527 54.8% -3.4%
Unoccupied housing units
3.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Greenfield housing costs

Housing costs in Greenfield come to a median of $1,212 per month, while tenants specifically pay a median gross rent of $1,170.

Median housing costs per month
$1,212/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Greenfield
$1,170/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Greenfield

Greenfield education at a glance

About 34.2% of the population in Greenfield went to high school, while 21.5% pursued college studies. Another 10.2% earned an associate degree and 22% hold a bachelor’s. Meanwhile, 10.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 637 2.1% 17.1%
High school diploma 10,333 34.2% -3.9%
College diploma 6,491 21.5% -1.8%
Associate degree 3,069 10.2% -4.8%
Bachelor's degree 6,634 22% 3.4%
Graduate degree 3,046 10.1% 2.8%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Greenfield

How much people earn in Greenfield

The average annual household income in Greenfield was $90,544 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.9% change from the previous year. At the same time, the median income stood at $70,459, reflecting a +2.1% shift over the same period.

Average household income in Greenfield
$90,544/year
4.9% year-over-year change
Median household income in Greenfield
$70,459/year
2.1% year-over-year change

Greenfield income by age

In Greenfield, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $91,275. Those with someone between 45 and 64 in charge, often well established professionally, earn $79,486 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $56,019, while those led by someone over 65, many of whom may be retired, have about $48,750 in earnings. Overall, 91.3% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $56,019 7.5%
25 - 44 $91,275 0.6%
45 - 64 $79,486 3.6%
Over 65 $48,750 -4.0%
Above poverty level
33,214
Below poverty level
3,150
Value Percent YoY
change
Above poverty level 33,214 91.3% -0.8%
Below poverty level 3,150 8.7% 6.3%

Average renter income in Greenfield

To get a better sense of what renters earn on average in Greenfield, their median household income was $52,584 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 26.7%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$52,584
Rent-to-income ratio
26.7%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Greenfield

Workforce and job types in Greenfield

The job market in Greenfield is powered by 19,526 working residents, spread across a range of industries and roles. 78.6% of the working population are employed in professional or administrative positions, while 21.4% are in hands-on or service-based jobs. Also, 6.1% run their own businesses, 70.2% are employed by private companies, and 11.7% work in the public sector.

Workforce demographics

Working population
19,526
-0.1% year-over-year change
White collar
15,356
Blue collar
4,170
Value Percent YoY change
White collar 15,356 78.6% 0.7%
Blue collar 4,170 21.4% -2.9%
Employer type
Self employees
6.1%
Private companies
70.2%
Governmental workers
11.7%
Not for profit companies
12%
Value Percent YoY change
Self employees 1,185 6.1% -1.5%
Private companies 13,714 70.2% -2.9%
Governmental workers 2,278 11.7% 20.3%
Not for profit companies 2,349 12% 0.9%
Unemployment rate
2.5%
-6.9% year-over-year change

Available workforce

The unemployment rate in Greenfield stands at 2.5%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Greenfield

How people get around in Greenfield

Commuting methods vary: 83.5% of residents travel by personal vehicle and 0.7% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 16,164 83.5% -2.2%
Bus or trolleybus 122 0.6% 0.0%
Railroad 12 0.1% N/A
Motorcycle 28 0.1% N/A
Bicycle 5 0% 25.0%
Walk 132 0.7% -31.2%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Greenfield by zipcode?

Zipcode Population Number of households Median income Average income
53220 27,782 12,245 $69,319 $89,417
53221 38,044 16,293 $63,265 $80,243
53228 15,121 7,027 $75,033 $91,325

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FAQs about Greenfield demographics 

What is the total population of Greenfield?

Greenfield has a total population of 37,345 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.0% compared to a year ago.

What is the gender ratio in Greenfield?

The gender ratio in Greenfield is as follows:
  • 47.2% males (17,623 residents)
  • 52.8% females (19,722 residents)

What is the median age in Greenfield?

The median age in Greenfield is 42.

What is the age distribution of the population in Greenfield?

The age distribution in Greenfield is as follows:
  • Under 15: 16% (5,986 residents)
  • Ages 15-24: 8.6% (3,197 residents)
  • Ages 25-44: 29.1% (10,868 residents)
  • Ages 45-64: 24.4% (9,132 residents)
  • Over 65: 21.9% (8,162 residents)

What is the racial and ethnic makeup of Greenfield?

The racial and ethnic makeup of Greenfield is as follows:
  • White: 68.8% (25,711 residents)
  • Black or African American: 4.1% (1,539 residents)
  • American Indian and Alaska Native: 0.4% (131 residents)
  • Asian: 7.2% (2,705 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (3 residents)
  • Two or More Races: 13.3% (4,976 residents)
  • Other: 6.1% (2,280 residents)

What percentage of the population in Greenfield are U.S.-born citizens?

U.S.-born citizens represent 86.4% of the population in Greenfield.

How many housing units are there in Greenfield?

There are 17,932 housing units in Greenfield, reflecting a -1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Greenfield and what is the average household size?

Greenfield has a total of 17,393 households, with an average of 2 people in each.

What is the median household income in Greenfield?

Greenfield has a median household income of $70,459, representing a +2.1% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Greenfield?

The employment rate is 97.5% in Greenfield, with a workforce of 19,526 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 78.6% (15,356 residents)
  • Blue-collar workers: 21.4% (4,170 residents)

Places of employment:
  • Self-employed: 6.1% (1,185 residents)
  • Private companies: 70.2% (13,714 residents)
  • Governmental workers: 11.7% (2,278 residents)
  • Not-for-profit companies: 12% (2,349 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025