St. James CDP, New York Demographics & Population 2026
As of 2026, St. James CDP, New York has a total population of 13,680, the 149th largest city in New York, with a median household income of $130,556, which is 54% higher than the state average. The poverty rate is 2.9%.
Key Takeaways
- Household income is 54% above the state average — one of the wealthiest communities in New York.
- An exceptionally low poverty rate of 2.9% — among the lowest in New York.
St. James CDP Quick Facts
How St. James CDP Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 65 | National average: 60
Education
Educational Attainment (Adults 25+)
St. James CDP Rankings in New York
Explore New York Rankings
Cities Similar to St. James CDP
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rocky Point CDP | 13,931 | $124,615 | $417,400 | 39.7% | 2.9% |
| East Islip CDP | 13,687 | $146,890 | $577,600 | 38.3% | 4.5% |
| Nesconset CDP | 13,344 | $148,291 | $627,300 | 50.0% | 6.3% |
| Manorville CDP | 12,737 | $135,695 | $546,600 | 35.7% | 6.9% |
| New Cassel CDP | 14,414 | $143,196 | $509,500 | 20.7% | 7.8% |
Population Overview
St. James CDP is a small city located in New York. The total population is 13,680. It ranks as the 149th most populous out of 1,287 cities and towns in New York.
Age Demographics
The median age in St. James CDP is 47.4 years. This is 20% higher than the state median of 39.6 years.
Economy, Income & Housing
The median household income in St. James CDP is $130,556. This is 54% higher than the state median of $84,578. Compared to the national median of $78,538, household income here is 66% higher. The poverty rate stands at 2.9%. This is 79% lower than the state poverty rate of 13.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.1%. This is 33% lower than the state rate of 6.2%. The median home value is $632,900. Housing costs are 57% higher than the state median of $403,000. The home-value-to-income ratio is 4.8x. 87.2% of occupied housing units are owner-occupied. This homeownership rate is 61% higher than the state average of 54.3%.
Race & Ethnicity
The largest racial or ethnic group in St. James CDP is White (non-Hispanic), making up 81.7% of the population. Hispanic or Latino residents account for 11.6%. The White (non-Hispanic) population is significantly higher than the state average (81.7% vs 53.4%). The Black or African American population (0.2%) is well below the state average of 13.6%.
Education
49.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% higher than the state rate of 39.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.3%. Notably, 24.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for St. James CDP, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,287 Census-designated places in New York. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of St. James CDP, New York?
St. James CDP, New York has a population of 13,680 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. James CDP, NY?
The median household income in St. James CDP is $130,556, which is 66% higher the national median of $78,538.
What is the poverty rate in St. James CDP, NY?
The poverty rate in St. James CDP is 2.9%. This means approximately 392 residents live below the federal poverty line.
What is the racial makeup of St. James CDP, New York?
St. James CDP's population is 81.7% White, 0.2% Black, 11.6% Hispanic/Latino, and 4.5% Asian.
What is the median home value in St. James CDP, NY?
The median home value in St. James CDP is $632,900. The home-value-to-income ratio is 4.8x.
How educated is St. James CDP, New York?
49.1% of adults (25+) in St. James CDP hold a bachelor's degree or higher, and 24.5% hold a graduate or professional degree.