Garretts Mill, Maryland Demographics & Population 2026

A note before these figures: with a population of 244, Garretts Mill'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

Garretts Mill is a small community located in Maryland, within Washington County. The total population is 244. It ranks as the 435th most populous out of 527 Census-designated places in Maryland.

Age Demographics

The median age in Garretts Mill is 36.9 years. This is 6% lower than the state median of 39.4 years. Only 12.7% of residents are under 18, indicating fewer families with children. 15.6% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The poverty rate stands at 11.1%. This is 17% higher than the state poverty rate of 9.4%. The survey records no unemployed residents in Garretts Mill, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $204,400. Housing costs are 51% lower than the state median of $419,900. 37.5% of occupied housing units are owner-occupied. This homeownership rate is 45% lower than the state average of 67.6%.

Race & Ethnicity

Every resident counted in Garretts Mill was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.

Education

48.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 11% higher than the state rate of 43.5%. 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. Notably, 22.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Garretts Mill, Maryland 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 Maryland state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 527 Census-designated places in Maryland. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.