Census tract · Milwaukee County
Census Tract 1204, Milwaukee County, Wisconsin
Census Tract 1204, GEOID 55079120400, in Milwaukee County, Wisconsin, entirely within Greenfield. 6,274 residents in the ACS 2020-2024 5-year estimates (±630); the 2020 Census counted 6,760.
Residents, 2020-2024
6,274
±630 (90% margin)
2020 Census count: 6,760
Median household income
$65,389
±$15,135 (90% margin)
Milwaukee County: $64,435
Median home value
$239,400
±$10,505 (90% margin)
Milwaukee County: $230,700
Median gross rent
$1,209
±$121 (90% margin)
Milwaukee County: $1,101
Where is Census Tract 1204?
Census Tract 1204 is one of 302 census tracts in Milwaukee County, Wisconsin. It covers 1.85 square miles of land, 3,652 residents per square mile in 2020. Its GEOID, 55079120400, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Greenfield | 100% |
9 census tracts border Census Tract 1204: Tract 191 ($64,489), Tract 199 ($80,985), Tract 200 ($51,946), Tract 213 ($41,635), Tract 214 ($32,268), Tract 1202.02 ($67,253), Tract 1202.03 ($67,167), Tract 1203 ($72,208) and Tract 1205.02 ($78,037). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 1204?
The 2020-2024 American Community Survey puts Census Tract 1204's population at 6,274 (±630) in 3,219 households; the 2020 Census counted 6,760 residents and 3,206 housing units.
| Measure | Tract 1204 | Greenfield |
|---|---|---|
| Total population | 6,274 ±630 | 37,345 |
| Households | 3,219 ±407 | 17,393 |
| Average household size | 1.93 ±0.16 | 2.12 |
| Housing units | 3,357 ±399 | 17,932 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 1204?
The median resident of Census Tract 1204 is 42.3 years old; 15.7% are under 18 and 16.2% are 65 or older. The largest group is non-Hispanic white residents at 56.4%, then Hispanic or Latino residents (of any race) at 23.0%. 12.5% of residents were born outside the United States.
| Measure | Tract 1204 | Greenfield |
|---|---|---|
| Median age | 42.3 ±6.8 | 42.0 |
| Under 18 years | 15.7% ±3.3 pts | 19.1% |
| 65 years and over | 16.2% ±3.6 pts | 21.9% |
| Hispanic or Latino (any race) | 23.0% ±6.9 pts | 16.6% |
| White alone, not Hispanic | 56.4% ±7.0 pts | 67.4% |
| Black or African American alone, not Hispanic | 6.8% ±2.2 pts | 4.1% |
| Asian alone, not Hispanic | 9.2% ±4.2 pts | 7.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.4% ±0.4 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.4 pts | 0.0% |
| Two or more races, not Hispanic | 4.2% ±3.0 pts | 4.1% |
| Some other race alone, not Hispanic | 0.0% ±0.4 pts | 0.4% |
| Born outside the United States | 12.5% ±5.4 pts | 10.8% |
| Speak a language other than English at home (age 5+) | 21.6% ±7.5 pts | 19.1% |
| Civilian veterans (age 18+) | 5.6% ±2.2 pts | 6.3% |
| With a disability | 11.7% ±3.7 pts | 12.2% |
| No health insurance coverage | 10.0% ±5.4 pts | 6.4% |
| High school graduate or higher (age 25+) | 92.2% ±3.9 pts | 94.2% |
| Bachelor's degree or higher (age 25+) | 25.1% ±5.9 pts | 33.5% |
| Graduate or professional degree (age 25+) | 7.0% ±3.3 pts | 10.8% |
| Lived in the same house a year earlier | 91.6% ±4.4 pts | 89.2% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 1204 earn?
Half of the 3,219 households in Census Tract 1204 earn less than $65,389 a year (±$15,135), against $64,435 across Milwaukee County: 133rd highest of the county's 293 tracts with a reliable estimate.
| Measure | Tract 1204 | Greenfield |
|---|---|---|
| Median household income | $65,389 ±$15,135 | $70,459 |
| Mean household income | $94,612 ±$21,237 | $90,544 |
| Per capita income | $49,372 ±$10,279 | $42,974 |
| People below the poverty line | 8.1% ±5.4 pts | 8.6% |
| Children under 18 below the poverty line | 15.3% ±17.6 pts | 9.6% |
| Households receiving SNAP | 7.3% ±4.3 pts | 8.0% |
| Households with a computer | 94.9% ±4.5 pts | 93.7% |
| Households with a broadband subscription | 94.2% ±4.8 pts | 90.5% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 1204?
Owners occupy 50.6% of Census Tract 1204's occupied homes and renters 49.4%. The median owner-occupied home is valued at $239,400 by its owner (±$10,505). The median renter pays $1,209 a month including utilities, and 40.1% of renters pay 35% or more of their income on rent.
| Measure | Tract 1204 | Greenfield |
|---|---|---|
| Median home value (owner-occupied) | $239,400 ±$10,505 | $261,100 |
| Median gross rent | $1,209 ±$121 | $1,170 |
| Renters paying 35% or more of income on rent | 40.1% ±16.6 pts | 33.2% |
| Median monthly owner costs, with a mortgage | $1,614 ±$91 | $1,800 |
| Owner-occupied homes | 50.6% ±8.2 pts | 54.8% |
| Renter-occupied homes | 49.4% ±8.2 pts | 45.2% |
| Housing units | 3,357 ±399 | 17,932 |
| Single-family detached homes | 50.2% ±9.0 pts | 45.1% |
| Mobile homes | 0.0% ±0.7 pts | 0.0% |
| Built 2020 or later | 0.6% ±1.0 pts | 0.5% |
| Built 2010 to 2019 | 4.6% ±3.7 pts | 4.4% |
| Built 1939 or earlier | 8.7% ±4.8 pts | 5.9% |
| Households with no vehicle | 4.2% ±3.2 pts | 6.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 1204 get to work?
70.3% of Census Tract 1204's workers drive alone and 15.0% work from home. The average trip to work takes 21.7 minutes.
| Measure | Tract 1204 | Greenfield |
|---|---|---|
| In the labor force (age 16+) | 72.4% ±5.1 pts | 64.8% |
| Unemployment rate | 2.2% ±1.9 pts | 2.5% |
| Drove alone to work | 70.3% ±7.6 pts | 76.7% |
| Carpooled | 8.8% ±3.3 pts | 6.8% |
| Public transportation | 2.2% ±3.2 pts | 0.7% |
| Walked | 2.4% ±2.1 pts | 0.7% |
| Worked from home | 15.0% ±7.5 pts | 14.4% |
| Mean travel time to work | 21.7 min ±2.3 | 22.2 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 1204 compare with the other tracts in Milwaukee County?
Among Milwaukee County's tracts with a reliable estimate, Census Tract 1204 ranks as shown below (1 = highest).
| Measure | In Milwaukee County | In Greenfield |
|---|---|---|
| Population | 5th of 300 | 1st of 9 |
| Residents per square mile | 231st of 301 | 5th of 9 |
| Median household income | 133rd of 293 | 8th of 9 |
| Per capita income | 58th of 299 | 1st of 9 |
| Median home value | 86th of 276 | 7th of 9 |
| Median gross rent | 71st of 295 | 3rd of 9 |
| Bachelor's degree or higher | 169th of 264 | 8th of 9 |
| Median age | 49th of 299 | 5th of 9 |
| Owner-occupied share | 137th of 289 | 7th of 9 |
The tracts next to it on Milwaukee County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 602 | 130th | $65,466±$16,515 · within the margin of this tract |
| Tract 1852 | 130th | $65,466±$18,297 · within the margin of this tract |
| Tract 1705 | 132nd | $65,450±$15,847 · within the margin of this tract |
| Tract 1204 | 133rd | $65,389±$15,135 |
| Tract 191 | 134th | $64,489±$15,271 · within the margin of this tract |
| Tract 127 | 135th | $63,529±$17,127 · within the margin of this tract |
| Tract 22 | 136th | $63,239±$2,151 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 1204?
1 of the 18 figures for Census Tract 1204 on this page carries a coefficient of variation over 40% and is marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections