In 2023, Holtsville, NY had a population of 19.3k people with a median age of 39.7 and a median household income of $130,851. Between 2022 and 2023 the population of Holtsville, NY declined from 19,597 to 19,250, a −1.77% decrease and its median household income grew from $128,444 to $130,851, a 1.87% increase.
The 5 largest ethnic groups in Holtsville, NY are White (Non-Hispanic) (72.8%), White (Hispanic) (6.91%), Black or African American (Non-Hispanic) (5.19%), Two+ (Hispanic) (4.22%), and Other (Hispanic) (4.02%).
None of the households in Holtsville, NY reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
94.2% of the residents in Holtsville, NY are U.S. citizens.
In 2023, the median property value in Holtsville, NY was $483,400, and the homeownership rate was 83.8%.
Most people in Holtsville, NY drove alone to work, and the average commute time was 31.8 minutes. The average car ownership in Holtsville, NY was 2 cars per household.