Brimson, Missouri Demographics & Population 2026

A note before these figures: with a population of 81, Brimson'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

Brimson is a small community located in Missouri, within Grundy County. The total population is 81. It ranks as the 908th most populous out of 1,062 Census-designated places in Missouri.

Age Demographics

The median age in Brimson is 25.6 years. This is 34% lower than the state median of 39.0 years. With 45.7% of the population under 18, Brimson has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Brimson is $63,750. This is 10% lower than the state median of $70,702. It is also 21% lower than the national median of $80,734. The poverty rate stands at 1.2%. This is 90% lower than the state poverty rate of 12.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The survey records no unemployed residents in Brimson, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $69,000. Housing costs are 70% lower than the state median of $230,300. With a home-value-to-income ratio of just 1.1x, Brimson is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 47% higher than the state average of 68.1%.

Race & Ethnicity

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

Education

0.0% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. 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 Brimson, Missouri 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 Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.