New Miami Colony, Montana Demographics & Population 2026

A note before these figures: with a population of 330, New Miami Colony'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

New Miami Colony is a small community located in Montana, within Pondera County. The total population is 330. It ranks as the 190th most populous out of 475 Census-designated places in Montana.

Age Demographics

The median age in New Miami Colony is 20.0 years. This is 50% lower than the state median of 40.4 years. With 49.4% of the population under 18, New Miami Colony has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in New Miami Colony is $2,499. This is 97% lower than the state median of $72,509. It is also 97% lower than the national median of $80,734. The poverty rate stands at 71.8%. This is 524% 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 survey records no unemployed residents in New Miami Colony, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $211,400. Housing costs are 44% lower than the state median of $375,800. The home-value-to-income ratio of 84.6x suggests that housing affordability is a significant concern for many residents. 47.8% of occupied housing units are owner-occupied. This homeownership rate is 31% lower than the state average of 69.2%.

Race & Ethnicity

New Miami Colony has a predominantly White (non-Hispanic) population, comprising 98.8% of all residents.

Education

1.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 96% 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 13.4%.

Data Sources & Methodology

All demographic data for New Miami Colony, 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.