Peconic, New York Demographics & Population 2026

A note before these figures: with a population of 848, Peconic'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

Peconic is a small community located in New York, within Suffolk County. The total population is 848. It ranks as the 903rd most populous out of 1,289 Census-designated places in New York.

Age Demographics

The median age in Peconic is 47.4 years. This is 19% higher than the state median of 39.8 years. 12.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Peconic is $116,250. This is 35% higher than the state median of $85,974. It is also 44% higher than the national median of $80,734. The poverty rate stands at 0.9%. This is 93% lower than the state poverty rate of 14.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The survey records no unemployed residents in Peconic, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $980,900. Housing costs are 131% higher than the state median of $423,800. The home-value-to-income ratio of 8.4x suggests that housing affordability is a significant concern for many residents. 84.5% of occupied housing units are owner-occupied. This homeownership rate is 55% higher than the state average of 54.4%.

Race & Ethnicity

Peconic has a predominantly White (non-Hispanic) population, comprising 86.9% of all residents. Hispanic or Latino residents account for 11.4%. The White (non-Hispanic) population is significantly higher than the state average (86.9% vs 52.8%). The Asian population (0.9%) is well below the state average of 9.0%.

Education

53.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 34% higher than the state rate of 40.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 98.7%. Notably, 32.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Peconic, New York 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 New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,289 Census-designated places in New York. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.