Demographics of Polk County, Minnesota

Polk County, Minnesota had 30,545 people on July 1, 2025, by the Census Bureau’s estimate: −554 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Polk County, in four figures

30,545
Population: July 1, 2025, Vintage 2025 estimate.; −1.8%
Change since July 2020: −554 people.; 39.8 ±0.6
Median age: ACS 2020–⁠2024.; $73,107 ±$4,402
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Polk County, Minnesota's population shrank 1.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Polk County, Minnesota'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).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Polk County, Minnesota's population shrank 1.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Polk County, Minnesota'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	31,099	100.0	100.0
2021	30,861	99.2	100.2
2022	30,815	99.1	100.7
2023	30,563	98.3	101.6
2024	30,683	98.7	102.5
2025	30,545	98.2	103.1

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Population of Polk County, Minnesota on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	31,099	−104	+13	0	−105
2021	30,861	−238	−25	+21	−241
2022	30,815	−46	−37	+75	−67
2023	30,563	−252	−44	+83	−294
2024	30,683	+120	−58	+40	+139
2025	30,545	−138	−14	+13	−138

Age, 2020–2024

The median age is 39.8 ±0.6: for men 38.5 ±0.9 and for women 41.1 ±0.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Polk County by age, ACS 2020–2024
Age	People	Share	Minnesota	United States
Under 5	1,888 ±85	6.1% ±0.3	5.8% ±<0.1	5.6% ±<0.1
5 to 17	5,632 ±286	18.3% ±0.9	17.0% ±0.1	16.3% ±<0.1
18 to 24	2,452 ±212	8.0% ±0.7	8.8% ±0.1	9.1% ±<0.1
25 to 44	7,403 ±336	24.1% ±1.1	26.6% ±0.1	26.9% ±<0.1
45 to 64	7,468 ±308	24.3% ±1.0	24.5% ±0.1	24.8% ±<0.1
65 and over	5,862 ±325	19.1% ±1.1	17.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $73,107 ±$4,402, and income per person $37,371 ±$1,239, in 2024 dollars. The median is $89,062 ±$409 in Minnesota and $80,734 ±$166 in the United States.

Households by income

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Households in Polk County by income, ACS 2020–2024
Household income	Households	Share	Minnesota	United States
Under $25,000	2,227 ±277	18.0% ±2.2	11.7% ±0.2	14.6% ±<0.1
$25,000 to $49,999	2,231 ±294	18.1% ±2.4	14.9% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,828 ±187	14.8% ±1.5	15.6% ±0.2	15.5% ±<0.1
$75,000 to $99,999	1,585 ±167	12.8% ±1.3	13.2% ±0.1	12.6% ±<0.1
$100,000 to $149,999	2,358 ±250	19.1% ±2.0	19.6% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,304 ±172	10.6% ±1.4	11.2% ±0.2	9.6% ±<0.1
$200,000 or more	827 ±140	6.7% ±1.1	13.8% ±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 Polk County by age, ACS 2020–2024
Age	Below poverty	Rate	Minnesota	United States
All ages	3,510 ±514	11.9% ±1.7	9.3% ±0.2	12.5% ±0.1
Under 18	953 ±205	12.9% ±2.7	10.3% ±0.3	16.1% ±0.1
18 to 59	1,741 ±284	11.8% ±1.9	9.1% ±0.2	11.6% ±0.1
60 and over	816 ±157	10.9% ±2.1	8.7% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Polk County, ACS 2020–2024
Measure	Polk County	Minnesota	United States
Housing units	14,697 ±70	2,545,030 ±1,535	143,775,355 ±10,234
Occupied	84.1% ±1.6	90.7% ±0.2	89.9% ±0.1
Vacant	15.9% ±1.5	9.3% ±0.2	10.1% ±0.1
Owner occupied	71.3% ±1.6	72.2% ±0.3	65.2% ±0.3
Renter occupied	28.7% ±2.2	27.8% ±0.2	34.8% ±0.1
Median home value	$222,800 ±$6,841	$329,300 ±$903	$332,700 ±$236
Median gross rent	$855 ±$58	$1,280 ±$7	$1,413 ±$2
Median year built	1971 ±1	1979 ±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 Polk County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Minnesota	United States
Hispanic or Latino	2,122 ±0	6.9% ±<0.1	6.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	25,806 ±184	84.0% ±0.6	75.9% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	604 ±236	2.0% ±0.8	6.9% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	247 ±60	0.8% ±0.2	5.1% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	198 ±71	0.6% ±0.2	0.7% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 6	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	283 ±137	0.9% ±0.4	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,443 ±286	4.7% ±0.9	4.5% ±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 Polk County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Minnesota	United States
Born in the state	15,888 ±516	51.7% ±1.7	67.1% ±0.2	57.3% ±<0.1
Born in another state	13,898 ±486	45.3% ±1.6	23.4% ±0.1	26.9% ±<0.1
Born a citizen outside the states	277 ±103	0.9% ±0.3	0.9% ±<0.1	1.7% ±<0.1
Born abroad	642 ±152	2.1% ±0.5	8.7% ±0.1	14.1% ±<0.1
Naturalized citizens	350 ±101	1.1% ±0.3	5.1% ±0.1	7.4% ±<0.1
Not citizens	292 ±116	1.0% ±0.4	3.6% ±0.1	6.8% ±<0.1

Polk County among the counties of Minnesota

35th of 87 by population, July 2025. Every one is listed on the Minnesota page.

Counties of Minnesota near Polk County in population, July 2025
County	July 2025	Change since 2020
McLeod County	36,631	−0.3%
Becker County	35,497	+0.9%
Morrison County	34,620	+1.9%
Nicollet County	34,273	−0.7%
Cass County	31,430	+4.2%
Polk County	30,545	−1.8%
Pine County	30,472	+5.5%
Freeborn County	30,440	−1.5%
Le Sueur County	29,453	+2.9%
Mille Lacs County	27,753	+4.8%
Todd County	26,060	+3.0%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — 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

Data retrieved September 25, 2026