Lexington CDP, Massachusetts Demographics & Population 2026

Population Overview

Lexington CDP is a mid-sized community located in Massachusetts. The total population is 34,085. It ranks as the 44th most populous out of 248 cities and towns in Massachusetts.

Age Demographics

The median age in Lexington CDP is 46.6 years. This is 17% higher than the state median of 40.0 years.

Economy, Income & Housing

The median household income in Lexington CDP is $219,402. This is 116% higher than the state median of $101,341. Compared to the national median of $78,538, household income here is 179% higher. The poverty rate stands at 4.3%. This is 57% lower than the state poverty rate of 10.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.0%. This is 42% lower than the state rate of 5.1%. The median home value is $1,147,900. Housing costs are 118% higher than the state median of $525,800. The home-value-to-income ratio is 5.2x. 81.0% of occupied housing units are owner-occupied. This homeownership rate is 29% higher than the state average of 62.6%.

Race & Ethnicity

The largest racial or ethnic group in Lexington CDP is White (non-Hispanic), making up 56.1% of the population. Asian residents account for 32.9%. The Black or African American population (2.1%) is well below the state average of 6.5%. The Hispanic or Latino population (3.3%) is well below the state average of 12.9%. The Asian population is significantly higher than the state average (32.9% vs 7.0%).

Education

85.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Lexington CDP in the top 10% of all cities in the state for educational attainment. This is 82% higher than the state rate of 46.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.5%. Notably, 58.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Lexington CDP, Massachusetts is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.