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Polk City, Iowa
Motto(s): 
A City For All Seasons
Location of Polk City, Iowa
Location of Polk City, Iowa
Country  United States
State  Iowa
County Polk
Area
 • Total 5.42 sq mi (14.03 km2)
 • Land 5.27 sq mi (13.65 km2)
 • Water 0.15 sq mi (0.38 km2)
Elevation
883 ft (269 m)
Population
 (2020)
 • Total 5,543
 • Density 1,051.40/sq mi (405.94/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
50226
Area code(s) 515
FIPS code 19-64020
GNIS feature ID 0460351

Polk City is a city in Polk County, Iowa, United States. The population was 5543 in the 2020 census, an increase from 2,344 in 2000. It is part of the Des MoinesWest Des Moines Metropolitan Statistical Area.

Polk City is located along Saylorville Lake and near Big Creek State Park.

History

Polk City was settled in 1846 and incorporated as a city on March 13, 1875. It was an early contender for the seat of Polk County before Des Moines was ultimately chosen. The city took its name from its location in Polk County. Polk City is also known for having the only "town square" in all of Polk County.

Geography

Polk City is located at 41°46′14″N 93°42′57″W / 41.77056°N 93.71583°W / 41.77056; -93.71583 (41.770523, -93.715873).

According to the United States Census Bureau, the city has a total area of 4.47 square miles (11.58 km2), of which, 4.32 square miles (11.19 km2) is land and 0.15 square miles (0.39 km2) is water.

Demographics

Historical population
Census Pop.
1880 443
1890 446 0.7%
1900 438 −1.8%
1910 310 −29.2%
1920 277 −10.6%
1930 295 6.5%
1940 343 16.3%
1950 336 −2.0%
1960 567 68.8%
1970 715 26.1%
1980 1,658 131.9%
1990 1,908 15.1%
2000 2,344 22.9%
2010 3,418 45.8%
U.S. Decennial Census

2010 census

As of the census of 2010, there were 3,418 people, 1,232 households, and 957 families living in the city. The population density was 791.2 inhabitants per square mile (305.5/km2). There were 1,276 housing units at an average density of 295.4 per square mile (114.1/km2). The racial makeup of the city was 97.2% White, 0.8% African American, 0.2% Native American, 0.4% Asian, 0.2% from other races, and 1.1% from two or more races. Hispanic or Latino of any race were 0.9% of the population.

There were 1,232 households, of which 43.8% had children under the age of 18 living with them, 66.3% were married couples living together, 7.3% had a female householder with no husband present, 4.1% had a male householder with no wife present, and 22.3% were non-families. 17.1% of all households were made up of individuals, and 4.5% had someone living alone who was 65 years of age or older. The average household size was 2.73 and the average family size was 3.11.

The median age in the city was 34.4 years. 30.5% of residents were under the age of 18; 5.7% were between the ages of 18 and 24; 30.7% were from 25 to 44; 25.4% were from 45 to 64; and 7.7% were 65 years of age or older. The gender makeup of the city was 50.0% male and 50.0% female.

Education

North Polk Community School District serves almost all of the city. Polk City is home to North Polk West Elementary, which educates children age 3 through grade 4. Grade 5 students attend North Polk Central Elementary, 6-8 graders attend the North Polk Middle school and 9-12 graders attend North Polk High School both of which are in Alleman, which is roughly 8.5 miles away.

A small section of the city limits extends into the Ankeny Community School District.

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