Boulder Junction, Wisconsin Demographics & Population 2026

A note before these figures: with a population of 193, Boulder Junction'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

Boulder Junction is a small community located in Wisconsin, within Vilas County. The total population is 193. It ranks as the 693rd most populous out of 808 Census-designated places in Wisconsin.

Age Demographics

The median age in Boulder Junction is 49.7 years. This is 24% higher than the state median of 40.2 years. Only 2.1% of residents are under 18, indicating fewer families with children. 13.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Boulder Junction is $43,063. This is 44% lower than the state median of $77,485. It is also 47% lower than the national median of $80,734. The poverty rate stands at 22.3%. This is 111% 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 Boulder Junction, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $275,000. Housing costs are 3% higher than the state median of $266,500. The home-value-to-income ratio of 6.4x suggests that housing affordability is a significant concern for many residents. 34.6% of occupied housing units are owner-occupied. This homeownership rate is 49% lower than the state average of 67.8%.

Race & Ethnicity

Boulder Junction has a predominantly White (non-Hispanic) population, comprising 88.6% of all residents. Asian residents account for 11.4%. The Asian population is significantly higher than the state average (11.4% vs 2.9%).

Education

18.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 33.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.

Data Sources & Methodology

All demographic data for Boulder Junction, 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.