ZIP Code 11791 — Demographics & Housing Data 2023

Explore ZIP 11791 demographics: 25,194 residents, $204,357 median income, $918,900 home values, and diverse community insights for 2023.

Aug. 31, 2025

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Overview

If you’re considering a move, investment, or business opportunity in ZIP 11791, located in the heart of Long Island, New York, this demographic and housing snapshot offers a clear picture of the area in 2023. With a population of over 25,000 and a median household income exceeding $200,000, this ZIP code represents a prosperous and diverse community. Whether you’re a homebuyer, real estate investor, small-business owner, or data analyst, understanding these metrics can help you make informed decisions about living, working, or investing in 11791.

Population & Households

ZIP 11791 is home to 25,194 residents, making it a moderately sized community with a suburban feel. These individuals are distributed across 8,046 households, reflecting a strong residential base. With 8,316 total housing units in the area, there’s a slight surplus of homes compared to households, which could indicate some availability for new residents or investors looking for opportunities. The average household size can be inferred as roughly 3.1 people, suggesting a mix of families and smaller households in this area.

Income & Housing Costs

One of the standout features of ZIP 11791 is its high median household income of $204,357, which places it among the more affluent communities in the region. This financial strength is mirrored in the housing market, where the median house value stands at an impressive $918,900. For renters, the median rent is $3,091 per month, reflecting the premium cost of living in this desirable area. These figures suggest that 11791 is a market for high-earning households and serious investors who can navigate the elevated price points.

Race & Ethnicity

The demographic makeup of ZIP 11791 is notably diverse, offering a multicultural environment that may appeal to a wide range of residents and businesses. The racial composition includes 58.4% White, 32.78% Asian, 5.12% Hispanic, and 1.07% Black residents. This diversity, particularly the significant Asian population, contributes to a rich cultural fabric that could influence local businesses, schools, and community events. For those seeking an inclusive and varied community, 11791 stands out as a welcoming place.

Key Facts

  • Total population: 25,194 residents in 2023.
  • Total households: 8,046, with an average size of about 3.1 people.
  • Total housing units: 8,316, indicating a small surplus of available homes.
  • Median household income: $204,357, reflecting a high-earning community.
  • Median house value: $918,900, a premium price point for buyers.
  • Median rent: $3,091 per month, aligning with the area’s upscale market.
  • Racial diversity: 58.4% White, 32.78% Asian, 5.12% Hispanic, 1.07% Black.

What This Means for You

For homebuyers, ZIP 11791 offers a high-quality lifestyle backed by strong incomes and valuable properties, though the median house value of $918,900 means you’ll need substantial financial resources or a strategic mortgage plan to enter this market. The slight surplus of housing units could provide some negotiation leverage if inventory remains available.

For real estate investors and agents, the high median home values and rents in 11791 signal a lucrative market for premium properties. The area’s affluence and diversity suggest demand for both sales and rentals, particularly for family-sized homes given the average household size. Keep an eye on turnover rates to capitalize on the limited surplus of units.

For small-business owners, the high median income and diverse population in 11791 create opportunities for tailored goods and services. Consider businesses that cater to affluent families or cultural niches, especially given the significant Asian demographic. However, high rents may require careful budgeting for commercial space.

For analysts, these metrics provide a robust dataset to compare against neighboring ZIP codes or historical trends in Long Island. The income and housing cost figures could be key indicators of economic stability and growth potential in the region.

Run This Study Yourself

  • Curious about other ZIP codes or deeper insights into 11791? Start by visiting ZipcodeGPT to access powerful demographic and housing analysis tools.
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  • Use the platform to compare metrics across areas, uncover trends, and make data-driven decisions with confidence.

Frequently Asked Questions about ZIP 11791

  • What is the population of ZIP 11791?
    As of 2023, the estimated population of ZIP 11791 is 25,194.
  • How many households are in ZIP 11791?
    ZIP 11791 has approximately 8,046 households as of 2023.
  • What is the median household income in ZIP 11791?
    The median household income is $204,357 (ACS 2023).
  • What is the median home value in ZIP 11791?
    The median value of owner-occupied homes is $918,900 (ACS 2023).
  • What is the median monthly rent in ZIP 11791?
    Median gross rent is approximately $3,091 per month (ACS 2023).

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