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The total population of Janesville is estimated to be 1,063 with 515 males (48.45%) and 548 females (51.55%). There are 33 more females than males in Janesville.
The median household income in Janesville was $95,931 in 2021, which marked an an increase of 13,778(16.77%) from $82,153 in 2020. This income is 128.58% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Janesville sees its highest median household income among householders in the age group of 25 to 44 years old, at $117,774. Overall, the median household income for the city of Janesville stands at $95,931.
In Janesville, the median income for all workers aged 15 years and older, regardless of work hours, was $57,095 for males and $39,014 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $71,031 for males and $50,545 for females.
In Janesville, population is primarily represented by White households, reporting a median income of $97,282.
In 2022, the population of Janesville was 1,050, a 0.57% increase year-by-year from 2021. Previously, in 2021, Janesville's population was 1,044, an increase of 0.48% compared to a population of 1,039 in 2020.
The median age in Janesville, IA is 40.9, as per 2021 ACS 5-Year Estimates. Of the total population, 20.87% were under the age of 15, 12.84% aged 15 to 29, 51.09% aged 30 to 64, 14.26% aged 65 to 84, and 0.94% were 85 years of age and older.
Racial distribution of Janesville population: 99.62% are White and 0.38% are multiracial.