Wibaux County, Montana Demographics 2026

Population Overview

Wibaux County is located in Montana with a total population of 1,148. It is the 52nd most populous county out of 56 in Montana. The county encompasses 1 Census-designated place.

Age Demographics

The median age in Wibaux County is 44.2 years. This is 10% higher than the state median of 40.2 years. With 28.1% of the population under 18, Wibaux County has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Wibaux County is $64,792. This is 7% lower than the state median of $69,922. It is also 18% lower than the national median of $78,538. The poverty rate stands at 15.9%. This is 32% higher than the state poverty rate of 12.0%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 3.8%. The median home value is $92,300. Housing costs are 73% lower than the state median of $338,100. With a home-value-to-income ratio of just 1.4x, Wibaux County is one of the most affordable housing markets in the area. 75.0% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 69.4%.

Race & Ethnicity

Wibaux County has a predominantly White (non-Hispanic) population, comprising 90.5% of all residents. Hispanic or Latino residents account for 6.0%. The Black or African American population is significantly higher than the state average (0.9% vs 0.5%). The Asian population (0.1%) is well below the state average of 0.8%.

Education

25.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 25% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.3%.

Data Sources & Methodology

All figures for Wibaux County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Montana and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.