Polk Population

2010–2026

618

2026 projection

2.5% since 2020 (decrease)

02004006008001K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Polk. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026618-30.48%
2025621-20.32%
2024623-20.32%
2023625-20.32%
2022627-40.63%
2021631-30.47%
2020634-13917.98%
2019773-70.90%
2018780-50.64%
2017785-70.88%

Showing 10 of 17 years.

Polk Demographics

53.4median age

Median age

Female58.1 yrs
Male52.4 yrs

Adults

534
172 seniors · 32%362 other adults

Sex

Female 48% · 295Male 52% · 320

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 6 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Polk Income

$36,786median household income

Median household income

$36,786

Half of households earn more, half earn less

Median earnings

$38,750

Typical yearly pay for a worker 25 or older.

Poverty rate

35.5%

About 1 in 3 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Polk Marital Status

20% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married20%18%22%
Never married56%51%60%
Divorced16%22%11%
Widowed5%3%7%
Separated4%6%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201