Wilmington, Vermont Demographics & Population 2026

A note before these figures: with a population of 348, Wilmington'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

Wilmington is a small community located in Vermont, within Windham County. The total population is 348. It ranks as the 99th most populous out of 179 Census-designated places in Vermont.

Age Demographics

The median age in Wilmington is 51.5 years. This is 19% higher than the state median of 43.1 years. Only 12.6% of residents are under 18, indicating fewer families with children. 23.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Wilmington is $57,000. This is 30% lower than the state median of $81,203. It is also 29% lower than the national median of $80,734. The poverty rate stands at 13.5%. This is 34% higher than the state poverty rate of 10.1%. The survey records no unemployed residents in Wilmington, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $285,300. Housing costs are 10% lower than the state median of $316,600. The home-value-to-income ratio is 5.0x. 54.2% of occupied housing units are owner-occupied. This homeownership rate is 26% lower than the state average of 73.2%.

Race & Ethnicity

Wilmington has a predominantly White (non-Hispanic) population, comprising 96.0% of all residents. Hispanic or Latino residents account for 0.9%. The Hispanic or Latino population (0.9%) is well below the state average of 2.6%.

Education

68.8% of residents aged 25 and older hold a bachelor's degree or higher. This places Wilmington in the top 10% of all cities in the state for educational attainment. This is 57% higher than the state rate of 43.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 98.4%. Notably, 47.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Wilmington, Vermont 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 Vermont state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 179 Census-designated places in Vermont. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.