Marshall County, Tennessee Demographics 2026

Population Overview

Marshall County is located in Tennessee with a total population of 35,276. It is the 44th most populous county out of 95 in Tennessee. The county encompasses 3 Census-designated places.

Age Demographics

The median age in Marshall County is 39.6 years. This is 2% higher than the state median of 38.9 years.

Economy, Income & Housing

The median household income in Marshall County is $70,829. This is 6% higher than the state median of $67,097. It is also 10% lower than the national median of $78,538. The poverty rate stands at 14.2%. This is 3% higher than the state poverty rate of 13.8%. The unemployment rate is 4.5%. This is 6% lower than the state rate of 4.7%. The median home value is $246,100. Housing costs are 4% lower than the state median of $256,800. The home-value-to-income ratio is 3.5x. 77.4% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 67.0%.

Race & Ethnicity

The largest racial or ethnic group in Marshall County is White (non-Hispanic), making up 83.5% of the population. Hispanic or Latino residents account for 6.8%. The Black or African American population (4.1%) is well below the state average of 15.7%. The Asian population (0.7%) is well below the state average of 1.8%.

Education

21.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 31% lower than the state rate of 30.4%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.5%.

Data Sources & Methodology

All figures for Marshall County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Tennessee and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.