According to the United States Census Bureau, the city has a total area of 5.64 square miles (14.61 km2), of which 5.63 square miles (14.58 km2) is land and 0.01 square miles (0.03 km2) is water.[7]
As of the census of 2020,[9] there were 4,477 people, 1,840 households, and 1,183 families residing in the city. The population density was 653.8 inhabitants per square mile (252.4/km2). There were 1,956 housing units at an average density of 285.6 per square mile (110.3/km2). The racial makeup of the city was 92.5% White, 2.3% Black or African American, 0.1% Native American, 0.3% Asian, 0.2% Pacific Islander, 2.1% from other races and 2.5% from two or more races. Hispanic or Latino persons of any race comprised 3.4% of the population.
Of the 1,840 households, 29.2% of which had children under the age of 18 living with them, 53.5% were married couples living together, 5.6% were cohabitating couples, 24.0% had a female householder with no spouse or partner present and 16.8% had a male householder with no spouse or partner present. 35.7% of all households were non-families. 30.4% of all households were made up of individuals, 14.1% had someone living alone who was 65 years old or older.
The median age in the city was 40.4 years. 26.8% of the residents were under the age of 20; 4.8% were between the ages of 20 and 24; 23.0% were from 25 and 44; 25.0% were from 45 and 64; and 20.3% were 65 years of age or older. The gender makeup of the city was 48.8% male and 51.2% female.
2010 census
At the 2010 census there were 4,058 people, 1,700 households, and 1,102 families living in the city. The population density was 720.8 inhabitants per square mile (278.3/km2). There were 1,808 housing units at an average density of 321.1 per square mile (124.0/km2). The racial makup of the city was 97.6% White, 0.9% African American, 0.2% Asian, 0.4% from other races, and 0.8% from two or more races. Hispanic or Latino of any race were 1.3%.[10]
Of the 1,700 households 29.4% had children under the age of 18 living with them, 55.3% were married couples living together, 6.5% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 35.2% were non-families. 29.9% of households were one person and 14.2% were one person aged 65 or older. The average household size was 2.36 and the average family size was 2.94.
The median age was 40.6 years. 24.6% of residents were under the age of 18; 6.7% were between the ages of 18 and 24; 24.4% were from 25 to 44; 24.6% were from 45 to 64; and 19.6% were 65 or older. The gender makeup of the city was 48.5% male and 51.5% female.
2000 census
At the 2000 census there were 4,035 people, 1,578 households, and 1,117 families living in the city. The population density was 878.1 inhabitants per square mile (339.0/km2). There were 1,669 housing units at an average density of 363.2 per square mile (140.2/km2). The racial makup of the city was 98.71% White, 0.45% African American, 0.17% Pacific Islander, 0.12% Asian, 0.05% from other races, and 0.50% from two or more races. Hispanic or Latino of any race were 0.45%.[11]
Of the 1,578 households 35.4% had children under the age of 18 living with them, 61.0% were married couples living together, 7.8% had a female householder with no husband present, and 29.2% were non-families. 25.7% of households were one person and 13.2% were one person aged 65 or older. The average household size was 2.52 and the average family size was 3.07.
28.0% are under the age of 18, 6.7% from 18 to 24, 29.1% from 25 to 44, 18.5% from 45 to 64, and 17.7% 65 or older. The median age was 36 years. For every 100 females, there were 91.2 males. For every 100 females age 18 and over, there were 88.8 males.
The median household income was $38,469 and the median family income was $45,625. Males had a median income of $29,674 versus $21,312 for females. The per capita income for the city was $17,195. About 4.6% of families and 4.8% of the population were below the poverty line, including 5.5% of those under the age of 18 and 8.4% of those 65 and older.
The municipal public library is the James Kennedy Public Library. In 1956 the city council proposed a standalone library to replace the collection at city hall, and on September 11, 1959 it was dedicated. In 1970 a children's library area was placed in a former fire station. The current library was formally named after its benefactor on March 1, 2001 and broke ground on April 1, 2001.[17]
Economy
Dyersville is a thriving farming city with a long history. It is nicknamed "The Farm Toy Capital of the World" because it hosts a farm toy show the first weekend in June and the National Farm Toy Show the first weekend in November.[18][unreliable source?] It is also the longtime home of the Ertl Company, a maker of die-cast farm toys. Multiple local businesses are based on this part of its economy.
Largest employers
The nine largest employers (by number of employees) in descending order, as of 2016[update].[19]