Demographics of Greenfield city, Wisconsin

Greenfield city, Wisconsin had 37,159 people on July 1, 2025, by the Census Bureau’s estimate: −579 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Greenfield city, in four figures

37,159
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 37,345 ±88.; −1.5%
Change since July 2020: −579 people.; 42.0 ±2.0
Median age: ACS 2020–⁠2024.; $70,459 ±$4,265
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Greenfield city, Wisconsin's population shrank 1.5% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Greenfield city, Wisconsin's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Greenfield city, Wisconsin's population shrank 1.5% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Greenfield city, Wisconsin's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	37,738	100.0	100.0
2021	37,341	98.9	100.2
2022	37,353	99.0	100.7
2023	37,185	98.5	101.6
2024	37,218	98.6	102.5
2025	37,159	98.5	103.1

Population of Greenfield city, Wisconsin on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	37,738	—
2021	37,341	−397
2022	37,353	+12
2023	37,185	−168
2024	37,218	+33
2025	37,159	−59

Age, 2020–2024

The median age is 42.0 ±2.0: for men 39.7 ±2.7 and for women 43.8 ±2.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Greenfield city by age, ACS 2020–2024
Age	People	Share	Wisconsin	United States
Under 5	1,833 ±325	4.9% ±0.9	5.3% ±<0.1	5.6% ±<0.1
5 to 17	5,302 ±565	14.2% ±1.5	16.0% ±0.1	16.3% ±<0.1
18 to 24	2,048 ±331	5.5% ±0.9	9.3% ±0.1	9.1% ±<0.1
25 to 44	10,868 ±893	29.1% ±2.4	25.2% ±0.1	26.9% ±<0.1
45 to 64	9,132 ±823	24.5% ±2.2	25.6% ±0.1	24.8% ±<0.1
65 and over	8,162 ±642	21.9% ±1.7	18.5% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $70,459 ±$4,265, and income per person $42,974 ±$2,318, in 2024 dollars. The median is $77,485 ±$455 in Wisconsin and $80,734 ±$166 in the United States.

Households by income

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Households in Greenfield city by income, ACS 2020–2024
Household income	Households	Share	Wisconsin	United States
Under $25,000	2,243 ±387	12.9% ±2.2	13.1% ±0.2	14.6% ±<0.1
$25,000 to $49,999	3,401 ±557	19.6% ±3.1	17.9% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,475 ±539	20.0% ±3.0	17.5% ±0.2	15.5% ±<0.1
$75,000 to $99,999	2,652 ±413	15.2% ±2.3	13.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	3,086 ±382	17.7% ±2.1	19.1% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,340 ±252	7.7% ±1.4	9.4% ±0.1	9.6% ±<0.1
$200,000 or more	1,196 ±228	6.9% ±1.3	9.2% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Greenfield city by age, ACS 2020–2024
Age	Below poverty	Rate	Wisconsin	United States
All ages	3,150 ±726	8.6% ±2.0	10.6% ±0.1	12.5% ±0.1
Under 18	668 ±303	9.6% ±4.3	12.8% ±0.3	16.1% ±0.1
18 to 59	1,113 ±319	5.7% ±1.6	10.3% ±0.2	11.6% ±0.1
60 and over	1,369 ±420	13.2% ±3.9	9.3% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Greenfield city, ACS 2020–2024
Measure	Greenfield city	Wisconsin	United States
Housing units	17,932 ±666	2,778,572 ±1,533	143,775,355 ±10,234
Occupied	97.0% ±1.4	89.2% ±0.2	89.9% ±0.1
Vacant	3.0% ±1.3	10.8% ±0.2	10.1% ±0.1
Owner occupied	54.8% ±2.8	67.8% ±0.3	65.2% ±0.3
Renter occupied	45.2% ±3.3	32.2% ±0.2	34.8% ±0.1
Median home value	$261,100 ±$8,179	$266,500 ±$1,051	$332,700 ±$236
Median gross rent	$1,170 ±$25	$1,087 ±$4	$1,413 ±$2
Median year built	1974 ±2	1975 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Greenfield city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Wisconsin	United States
Hispanic or Latino	6,201 ±897	16.6% ±2.4	8.0% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	25,187 ±1,215	67.4% ±3.2	78.6% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	1,518 ±388	4.1% ±1.0	5.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	2,705 ±711	7.2% ±1.9	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	5 to 79	< 0.1% to 0.2%	0.5% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 8	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 319	0% to 0.9%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,538 ±500	4.1% ±1.3	3.7% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Greenfield city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Wisconsin	United States
Born in the state	27,038 ±1,028	72.4% ±2.7	70.3% ±0.1	57.3% ±<0.1
Born in another state	5,217 ±660	14.0% ±1.8	23.6% ±0.1	26.9% ±<0.1
Born a citizen outside the states	1,050 ±375	2.8% ±1.0	0.9% ±<0.1	1.7% ±<0.1
Born abroad	4,040 ±791	10.8% ±2.1	5.2% ±0.1	14.1% ±<0.1
Naturalized citizens	2,260 ±582	6.1% ±1.6	2.5% ±0.1	7.4% ±<0.1
Not citizens	1,780 ±575	4.8% ±1.5	2.7% ±0.1	6.8% ±<0.1

Greenfield city among the places of Wisconsin

21st of 158 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Wisconsin page.

Places of Wisconsin near Greenfield city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Brookfield city	41,273 ±43
New Berlin city	40,270 ±55
Wausau city	39,996 ±84
Menomonee Falls village	39,539 ±32
Sun Prairie city	37,570 ±68
Greenfield city	37,345 ±88
Oak Creek city	37,325 ±43
Beloit city	36,534 ±74
Franklin city	35,886 ±53
Manitowoc city	34,620 ±32
Fitchburg city	32,619 ±39

Elsewhere on the site

Reported crime in Greenfield city, Wisconsin

Rankings this appears in

No. 1 Places in Wisconsin by foreign-born share
No. 3 Places in Wisconsin by Hispanic or Latino share
No. 11 Places in Wisconsin by median age
No. 31 Places in Wisconsin by median rent
No. 33 Places in Wisconsin by poverty rate
No. 48 Places in Wisconsin by per capita income

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026