Demographics of Sparta city, Wisconsin

Sparta city, Wisconsin had 9,974 people on July 1, 2025, by the Census Bureau’s estimate: −64 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Sparta city, in four figures

9,974
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 9,950 ±27.; −0.6%
Change since July 2020: −64 people.; 37.1 ±2.4
Median age: ACS 2020–⁠2024.; $64,973 ±$6,351
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.

Sparta city, Wisconsin's population shrank 0.6% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Sparta 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

Sparta city, Wisconsin's population shrank 0.6% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Sparta 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	10,038	100.0	100.0
2021	9,927	98.9	100.2
2022	9,909	98.7	100.7
2023	9,945	99.1	101.6
2024	9,994	99.6	102.5
2025	9,974	99.4	103.1

Population of Sparta city, Wisconsin on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	10,038	—
2021	9,927	−111
2022	9,909	−18
2023	9,945	+36
2024	9,994	+49
2025	9,974	−20

Age, 2020–2024

The median age is 37.1 ±2.4: for men 34.9 ±2.8 and for women 39.2 ±2.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Sparta city by age, ACS 2020–2024
Age	People	Share	Wisconsin	United States
Under 5	589 ±177	5.9% ±1.8	5.3% ±<0.1	5.6% ±<0.1
5 to 17	1,636 ±257	16.4% ±2.6	16.0% ±0.1	16.3% ±<0.1
18 to 24	656 ±200	6.6% ±2.0	9.3% ±0.1	9.1% ±<0.1
25 to 44	3,008 ±410	30.2% ±4.1	25.2% ±0.1	26.9% ±<0.1
45 to 64	2,425 ±308	24.4% ±3.1	25.6% ±0.1	24.8% ±<0.1
65 and over	1,636 ±290	16.4% ±2.9	18.5% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $64,973 ±$6,351, and income per person $33,305 ±$2,970, 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 Sparta city by income, ACS 2020–2024
Household income	Households	Share	Wisconsin	United States
Under $25,000	580 ±186	13.6% ±4.3	13.1% ±0.2	14.6% ±<0.1
$25,000 to $49,999	1,059 ±240	24.8% ±5.5	17.9% ±0.2	16.7% ±<0.1
$50,000 to $74,999	870 ±228	20.4% ±5.3	17.5% ±0.2	15.5% ±<0.1
$75,000 to $99,999	652 ±176	15.3% ±4.1	13.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	837 ±218	19.6% ±5.0	19.1% ±0.2	17.5% ±<0.1
$150,000 to $199,999	64 to 254	1.5% to 5.9%	9.4% ±0.1	9.6% ±<0.1
$200,000 or more	44 to 190	1.0% to 4.4%	9.2% ±0.1	13.4% ±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%.

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 Sparta city by age, ACS 2020–2024
Age	Below poverty	Rate	Wisconsin	United States
All ages	1,100 ±329	11.3% ±3.4	10.6% ±0.1	12.5% ±0.1
Under 18	74 to 266	3.6% to 12.1%	12.8% ±0.3	16.1% ±0.1
18 to 59	716 ±277	13.1% ±5.0	10.3% ±0.2	11.6% ±0.1
60 and over	214 ±93	10.1% ±4.1	9.3% ±0.2	11.0% ±<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%.

Housing, 2020–2024

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Housing in Sparta city, ACS 2020–2024
Measure	Sparta city	Wisconsin	United States
Housing units	4,517 ±164	2,778,572 ±1,533	143,775,355 ±10,234
Occupied	94.6% ±2.1	89.2% ±0.2	89.9% ±0.1
Vacant	5.4% ±2.6	10.8% ±0.2	10.1% ±0.1
Owner occupied	64.6% ±5.2	67.8% ±0.3	65.2% ±0.3
Renter occupied	35.4% ±5.2	32.2% ±0.2	34.8% ±0.1
Median home value	$180,600 ±$10,952	$266,500 ±$1,051	$332,700 ±$236
Median gross rent	$861 ±$61	$1,087 ±$4	$1,413 ±$2
Median year built	1975 ±4	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 Sparta city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Wisconsin	United States
Hispanic or Latino	308 to 926	3.1% to 9.3%	8.0% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	8,641 ±361	86.8% ±3.6	78.6% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	133 to 393	1.3% to 3.9%	5.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	18 to 124	0.2% to 1.2%	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	13 to 77	0.1% to 0.8%	0.5% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 14	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 34	0% to 0.3%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	135 to 465	1.4% to 4.7%	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 Sparta city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Wisconsin	United States
Born in the state	7,493 ±398	75.3% ±4.0	70.3% ±0.1	57.3% ±<0.1
Born in another state	2,104 ±390	21.1% ±3.9	23.6% ±0.1	26.9% ±<0.1
Born a citizen outside the states	31 to 223	0.3% to 2.2%	0.9% ±<0.1	1.7% ±<0.1
Born abroad	226 ±99	2.3% ±1.0	5.2% ±0.1	14.1% ±<0.1
Naturalized citizens	21 to 127	0.2% to 1.3%	2.5% ±0.1	7.4% ±<0.1
Not citizens	66 to 238	0.7% to 2.4%	2.7% ±0.1	6.8% ±<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%.

Sparta city among the places of Wisconsin

99th 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 Sparta city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
New Richmond city	10,539 ±29
Portage city	10,236 ±26
Elkhorn city	10,221 ±21
Reedsburg city	10,168 ±30
Hartland village	9,972 ±32
Sparta city	9,950 ±27
Sturgeon Bay city	9,806 ±87
Tomah city	9,532 ±33
Shawano city	9,522 ±24
Windsor village	9,452 ±23
Merrill city	9,356 ±22

Rankings this appears in

No. 9 Places in Wisconsin by poverty rate
No. 37 Places in Wisconsin by homeownership rate
No. 45 Places in Wisconsin by median age
No. 56 Places in Wisconsin by foreign-born share
No. 84 Places in Wisconsin by median household income
No. 103 Places in Wisconsin by median rent

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