Buchanan, Tennessee Demographics & Population 2026

A note before these figures: with a population of 105, Buchanan'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

Buchanan is a small community located in Tennessee, within Henry County. The total population is 105. It ranks as the 479th most populous out of 502 Census-designated places in Tennessee.

Age Demographics

The median age in Buchanan is 25.2 years. This is 35% lower than the state median of 38.9 years. With 31.4% of the population under 18, Buchanan has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The ACS records no residents below the poverty line in Buchanan. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Buchanan, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $216,700. Housing costs are 24% lower than the state median of $286,700. 78.0% of occupied housing units are owner-occupied. This homeownership rate is 17% higher than the state average of 66.9%.

Race & Ethnicity

Buchanan has a predominantly White (non-Hispanic) population, comprising 92.4% of all residents. Black or African American residents account for 7.6%. The Black or African American population (7.6%) is well below the state average of 15.4%.

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. The high school graduation rate (or equivalent) is 85.5%.

Data Sources & Methodology

All demographic data for Buchanan, Tennessee 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 Tennessee state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 502 Census-designated places in Tennessee. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.