Amherst Junction, Wisconsin Demographics & Population 2026

A note before these figures: with a population of 341, Amherst 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

Amherst Junction is a small community located in Wisconsin, within Portage County. The total population is 341. It ranks as the 604th most populous out of 808 Census-designated places in Wisconsin.

Age Demographics

The median age in Amherst Junction is 43.9 years. This is 9% higher than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Amherst Junction is $106,250. This is 37% higher than the state median of $77,485. It is also 32% higher than the national median of $80,734. The poverty rate stands at 2.4%. This is 78% lower than the state poverty rate of 10.5%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.5%. This is 84% lower than the state rate of 3.3%. The median home value is $314,300. Housing costs are 18% higher than the state median of $266,500. The home-value-to-income ratio is 3.0x. 88.0% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 67.8%.

Race & Ethnicity

Amherst Junction has a predominantly White (non-Hispanic) population, comprising 92.7% of all residents. Hispanic or Latino residents account for 4.4%. The Black or African American population (0.6%) is well below the state average of 5.9%. The Asian population (0.3%) is well below the state average of 2.9%.

Education

31.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 7% 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 91.8%.

Data Sources & Methodology

All demographic data for Amherst 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.