Mars Hill, Maine Demographics & Population 2026

A note before these figures: with a population of 841, Mars Hill'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

Mars Hill is a small community located in Maine, within Aroostook County. The total population is 841. It ranks as the 113th most populous out of 155 Census-designated places in Maine.

Age Demographics

The median age in Mars Hill is 50.9 years. This is 14% higher than the state median of 44.8 years. 21.5% 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 Mars Hill is $51,932. This is 31% lower than the state median of $74,733. It is also 36% lower than the national median of $80,734. The poverty rate stands at 13.9%. This is 29% higher than the state poverty rate of 10.8%. The unemployment rate is 19.4%. This is 413% higher than the state rate of 3.8%. The median home value is $125,000. Housing costs are 58% lower than the state median of $296,600. With a home-value-to-income ratio of just 2.4x, Mars Hill is one of the most affordable housing markets in the area. 58.2% of occupied housing units are owner-occupied. This homeownership rate is 22% lower than the state average of 74.3%.

Race & Ethnicity

Mars Hill has a predominantly White (non-Hispanic) population, comprising 97.7% of all residents. Hispanic or Latino residents account for 0.9%. The Black or African American population (0.5%) is well below the state average of 1.8%. The Hispanic or Latino population (0.9%) is well below the state average of 2.2%. The Asian population (0.1%) is well below the state average of 1.1%.

Education

22.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 39% lower than the state rate of 36.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.1%.

Data Sources & Methodology

All demographic data for Mars Hill, Maine 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 Maine state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 155 Census-designated places in Maine. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.