Holtsville, NY ZIP Codes – United States

The Holtsville in New York has 3 different ZIP Codes. Find your specific ZIP Code below and learn more.

Holtsville, New York Demographic Information

Location and ZIP Code

Holtsville is located in Suffolk County, New York, and is recognized as a hamlet and census-designated place (CDP) on Long Island. The ZIP Code for Holtsville is 11742.

Population

The latest estimates for the population of Holtsville show:
Total Population: Approximately 19,000 residents.
Population Density: Around 2,500 people per square mile.

Age and Gender Distribution

The age and gender groups in Holtsville are:
Median Age: Approximately 40 years.
Gender Distribution:
– Male: ~49%
– Female: ~51%

Racial and Ethnic Composition

The ethnic makeup of Holtsville is diverse:
White: Approximately 85%
Hispanic or Latino (Any Race): About 12%
Black or African American: ~2%
Asian: ~5%
Other Races or Multiracial: ~3%

Household Information

  • Median Household Income: $100,000+
  • Average Household Size: 3 people per household.

Employment and Economy

The majority of Holtsville’s residents are employed in:
– Education Services
– Healthcare Services
– Retail Trade
– Professional, Scientific, and Technical Services

Education Levels

Here is an approximate breakdown of the educational attainment levels of the adult population:
High School Diploma or Higher: 93%
Bachelor’s Degree or Higher: 35%

Housing

Holtsville has a mix of residential properties, including single-family homes and apartments.
Median Home Value: $400,000+
Percentage of Owner-Occupied Homes: 78%

Climate

Holtsville experiences a moderate climate with four distinct seasons:
Summers: Warm and humid, with average high temperatures of 80°F.
Winters: Mild to cold, with average low temperatures of 25°F.

Additional Information Summary

CategoryDetails
ZIP Code11742
Population~19,000 residents
Median Age40 years
Major IndustriesEducation, Healthcare, Retail
Median Income$100,000+
Median Home Value$400,000+

Key Features

  • Located in Suffolk County, NY.
  • Balanced blend of suburban living and accessible urban amenities.
  • Offers a variety of recreational opportunities, including parks and cultural attractions.

References

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