Matanuska-Susitna Borough, Alaska Demographics 2026

Population Overview

Matanuska-Susitna Borough is located in Alaska with a total population of 112,988. It is the 2nd most populous county out of 30 in Alaska. The county encompasses 28 Census-designated places.

Age Demographics

The median age in Matanuska-Susitna Borough is 36.7 years. This is 3% higher than the state median of 35.8 years.

Economy, Income & Housing

The median household income in Matanuska-Susitna Borough is $94,031. This is 1% higher than the state median of $92,788. It is also 16% higher than the national median of $80,734. The poverty rate stands at 10.0%. This is about the same as the state poverty rate of 10.1%. The unemployment rate is 5.8%. This is 1% lower than the state rate of 5.9%. The median home value is $346,600. Housing costs are 2% lower than the state median of $352,900. The home-value-to-income ratio is 3.7x. 77.2% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 66.8%.

Race & Ethnicity

The largest racial or ethnic group in Matanuska-Susitna Borough is White (non-Hispanic), making up 75.6% of the population. Hispanic or Latino residents account for 5.4%. The Black or African American population (1.1%) is well below the state average of 2.9%. The Asian population (1.6%) is well below the state average of 6.3%.

Education

24.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 23% lower than the state rate of 31.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.1%.

Data Sources & Methodology

All figures for Matanuska-Susitna Borough come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Alaska 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.