Madaket, Massachusetts Demographics & Population 2026

A note before these figures: with a population of 377, Madaket'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

Madaket is a small community located in Massachusetts, within Nantucket County. The total population is 377. It ranks as the 242nd most populous out of 248 Census-designated places in Massachusetts.

Age Demographics

The median age in Madaket is 62.2 years. This is 56% higher than the state median of 40.0 years. Only 11.7% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Madaket is $112,500. This is 8% higher than the state median of $103,960. It is also 39% higher than the national median of $80,734. The ACS records no residents below the poverty line in Madaket. 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 Madaket, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $1,637,500. Housing costs are 191% higher than the state median of $562,100. The home-value-to-income ratio of 14.6x suggests that housing affordability is a significant concern for many residents. 83.3% of occupied housing units are owner-occupied. This homeownership rate is 33% higher than the state average of 62.5%.

Race & Ethnicity

Madaket has a predominantly White (non-Hispanic) population, comprising 97.4% of all residents.

Education

46.9% of residents aged 25 and older hold a bachelor's degree or higher. This is about the same as the state rate of 47.3%. 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, 25.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Madaket, Massachusetts 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 Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.