Lonepine, Montana Demographics & Population 2026

A note before these figures: with a population of 122, Lonepine'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

Lonepine is a small community located in Montana, within Sanders County. The total population is 122. It ranks as the 311th most populous out of 475 Census-designated places in Montana.

Age Demographics

The median age in Lonepine is 59.3 years. This is 47% higher than the state median of 40.4 years. 11.5% 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 Lonepine is $31,667. This is 56% lower than the state median of $72,509. It is also 61% lower than the national median of $80,734. The poverty rate stands at 19.7%. This is 71% higher than the state poverty rate of 11.5%. The unemployment rate is 6.6%. This is 81% higher than the state rate of 3.6%. The median home value is $375,000. Housing costs are about the same as the state median of $375,800. The home-value-to-income ratio of 11.8x suggests that housing affordability is a significant concern for many residents. 62.1% of occupied housing units are owner-occupied. This homeownership rate is 10% lower than the state average of 69.2%.

Race & Ethnicity

Lonepine has a predominantly White (non-Hispanic) population, comprising 96.7% of all residents.

Education

21.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 39% lower than the state rate of 35.2%. 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 Lonepine, Montana 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 Montana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 475 Census-designated places in Montana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.