DeKalb Junction, New York Demographics & Population 2026

A note before these figures: with a population of 511, DeKalb Junction'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

DeKalb Junction is a small community located in New York, within St. Lawrence County. The total population is 511. It ranks as the 1053rd most populous out of 1,289 Census-designated places in New York.

Age Demographics

The median age in DeKalb Junction is 48.2 years. This is 21% higher than the state median of 39.8 years. Only 13.1% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in DeKalb Junction is $56,406. This is 34% lower than the state median of $85,974. It is also 30% lower than the national median of $80,734. The poverty rate stands at 7.6%. This is 46% lower than the state poverty rate of 14.0%. The unemployment rate is 5.2%. This is 18% lower than the state rate of 6.4%. The median home value is $76,700. Housing costs are 82% lower than the state median of $423,800. With a home-value-to-income ratio of just 1.4x, DeKalb Junction is one of the most affordable housing markets in the area. 89.3% of occupied housing units are owner-occupied. This homeownership rate is 64% higher than the state average of 54.4%.

Race & Ethnicity

DeKalb Junction has a predominantly White (non-Hispanic) population, comprising 90.8% of all residents. Black or African American residents account for 1.2%. The White (non-Hispanic) population is significantly higher than the state average (90.8% vs 52.8%). The Black or African American population (1.2%) is well below the state average of 13.4%. The Hispanic or Latino population (0.6%) is well below the state average of 19.8%.

Education

15.2% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 62% lower 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 83.3%.

Data Sources & Methodology

All demographic data for DeKalb Junction, 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.