Junction City, Wisconsin Demographics & Population 2026

A note before these figures: with a population of 311, Junction City's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Junction City is a small community located in Wisconsin, within Portage County. The total population is 311. It ranks as the 626th most populous out of 808 Census-designated places in Wisconsin.

Age Demographics

The median age in Junction City is 35.3 years. This is 12% lower than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Junction City is $62,778. This is 19% lower than the state median of $77,485. It is also 22% lower than the national median of $80,734. The poverty rate stands at 21.2%. This is 101% higher than the state poverty rate of 10.5%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Junction City, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $145,300. Housing costs are 45% lower than the state median of $266,500. With a home-value-to-income ratio of just 2.3x, Junction City is one of the most affordable housing markets in the area. 65.3% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 67.8%.

Race & Ethnicity

Junction City has a predominantly White (non-Hispanic) population, comprising 86.2% of all residents. Hispanic or Latino residents account for 6.1%. The Asian population is significantly higher than the state average (5.8% vs 2.9%).

Education

18.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 44% lower than the state rate of 33.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.2%.

Data Sources & Methodology

All demographic data for Junction City, Wisconsin is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Wisconsin state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 808 Census-designated places in Wisconsin. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.