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Country Knolls CDP, New York Demographics & Population 2026

As of 2026, Country Knolls CDP, New York has a total population of 5,587, the 333rd largest city in New York, with a median household income of $131,813, which is 56% higher than the state average. The poverty rate is 1.4%.

Key Takeaways

Country Knolls CDP Quick Facts

Population 5,587
Median Household Income $131,813
Median Home Value $359,700
Poverty Rate 1.4%
Unemployment Rate 0.7%
Median Age 45.0 years
Homeownership Rate 97.5%
Affordability Ratio 2.7x
Bachelor's Degree or Higher 55.7%
High School Graduation Rate 97.7%
Diversity Index 15/100
Population 5,587 333rd of 1,287
Median Income $131,813 top 30%
Poverty Rate 1.4% 89% lower national
Median Home Value $359,700 above average

How Country Knolls CDP Compares

Economy & Housing

Employment

0.7% Unemployment Rate State: 6.2% | National: 5.2%
65.0% Labor Force Participation

Housing Overview

Owner 97.5%
Renter 2.5%
Affordability Index Very Affordable
2.7x home value to income ratio

People & Demographics

Diversity Index

15out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 65 | National average: 60

Education

Country Knolls CDP Rankings in New York

#333 Population of 1,287
#252 Median Income of 1,287
#241 Education of 1,287
#430 Home Value of 1,287

Cities Similar to Country Knolls CDP

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
New Hempstead village5,431$131,293$707,30053.4%2.7%
Lakeview CDP5,794$128,591$556,90031.0%15.6%
East Moriches CDP5,794$124,028$630,30034.7%3.4%
Wheatley Heights CDP5,266$127,589$500,90034.7%5.2%
Carle Place CDP5,094$130,063$743,80049.2%2.4%

Population Overview

Country Knolls CDP is a small city located in New York. The total population is 5,587. It ranks as the 333rd most populous out of 1,287 cities and towns in New York.

Age Demographics

The median age in Country Knolls CDP is 45.0 years. This is 14% higher than the state median of 39.6 years. 10.1% 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 Country Knolls CDP is $131,813. This is 56% higher than the state median of $84,578. Compared to the national median of $78,538, household income here is 68% higher. The poverty rate stands at 1.4%. This is 90% 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 0.7%. This is 88% lower than the state rate of 6.2%. The median home value is $359,700. Housing costs are 11% lower than the state median of $403,000. With a home-value-to-income ratio of just 2.7x, Country Knolls CDP is one of the most affordable housing markets in the area. 97.5% of occupied housing units are owner-occupied. This homeownership rate is 79% higher than the state average of 54.3%.

Race & Ethnicity

Country Knolls CDP has a predominantly White (non-Hispanic) population, comprising 92.0% of all residents. Asian residents account for 1.7%. The White (non-Hispanic) population is significantly higher than the state average (92.0% vs 53.4%). The Black or African American population (0.9%) is well below the state average of 13.6%. The Hispanic or Latino population (1.5%) is well below the state average of 19.6%. The Asian population (1.7%) is well below the state average of 8.8%.

Education

55.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% 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 97.7%. Notably, 28.2% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Country Knolls 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.

Free data download: Get all New York city and county demographics as CSV. Download Cities CSV | Download Counties CSV

Frequently Asked Questions

What is the population of Country Knolls CDP, New York?

Country Knolls CDP, New York has a population of 5,587 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Country Knolls CDP, NY?

The median household income in Country Knolls CDP is $131,813, which is 68% higher the national median of $78,538.

What is the poverty rate in Country Knolls CDP, NY?

The poverty rate in Country Knolls CDP is 1.4%. This means approximately 78 residents live below the federal poverty line.

What is the racial makeup of Country Knolls CDP, New York?

Country Knolls CDP's population is 92.0% White, 0.9% Black, 1.5% Hispanic/Latino, and 1.7% Asian.

What is the median home value in Country Knolls CDP, NY?

The median home value in Country Knolls CDP is $359,700. The home-value-to-income ratio is 2.7x.

How educated is Country Knolls CDP, New York?

55.7% of adults (25+) in Country Knolls CDP hold a bachelor's degree or higher, and 28.2% hold a graduate or professional degree.