Diamond City, Arkansas Demographics & Population 2026

A note before these figures: with a population of 672, Diamond City'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

Diamond City is a small community located in Arkansas, within Boone County. The total population is 672. It ranks as the 262nd most populous out of 614 Census-designated places in Arkansas.

Age Demographics

The median age in Diamond City is 45.5 years. This is 18% higher than the state median of 38.5 years.

Economy, Income & Housing

The median household income in Diamond City is $45,966. This is 24% lower than the state median of $60,773. It is also 43% lower than the national median of $80,734. The poverty rate stands at 20.5%. This is 28% higher than the state poverty rate of 16.0%. 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 3.4%. This is 30% lower than the state rate of 4.9%. The median home value is $98,000. Housing costs are 48% lower than the state median of $188,000. With a home-value-to-income ratio of just 2.1x, Diamond City is one of the most affordable housing markets in the area. 74.4% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 66.4%.

Race & Ethnicity

Diamond City has a predominantly White (non-Hispanic) population, comprising 87.4% of all residents. Hispanic or Latino residents account for 4.9%. The Black or African American population (2.1%) is well below the state average of 14.6%. The Asian population (0.7%) is well below the state average of 1.6%.

Education

9.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 63% lower than the state rate of 25.7%. 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 Diamond City, Arkansas 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 Arkansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 614 Census-designated places in Arkansas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.