Batavia, Montana Demographics & Population 2026

A note before these figures: with a population of 690, Batavia'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

Batavia is a small community located in Montana, within Flathead County. The total population is 690. It ranks as the 131st most populous out of 475 Census-designated places in Montana.

Age Demographics

The median age in Batavia is 40.4 years. This is about the same as the state median of 40.4 years. With 28.5% of the population under 18, Batavia has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Batavia is $46,995. This is 35% lower than the state median of $72,509. It is also 42% lower than the national median of $80,734. The poverty rate stands at 20.1%. This is 74% higher than the state poverty rate of 11.5%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 3.7%. This is 3% higher than the state rate of 3.6%. The median home value is $369,400. Housing costs are 2% lower than the state median of $375,800. The home-value-to-income ratio of 7.9x suggests that housing affordability is a significant concern for many residents. 80.3% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 69.2%.

Race & Ethnicity

Batavia has a predominantly White (non-Hispanic) population, comprising 89.0% of all residents. Hispanic or Latino residents account for 3.0%.

Education

21.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 40% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.5%.

Data Sources & Methodology

All demographic data for Batavia, 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.