Green Knoll, NJ
Population 6,664 · New Jersey
About Green Knoll, NJ
Green Knoll is a small community in New Jersey with a population of 6,664 residents. The median household income is $156,630 per year, which is above the national average. The median age in Green Knoll is 44.1 years.
Housing in Green Knoll has a median home value of $581,600 and median monthly rent of $1,417. Of the 2,458 total housing units, the majority are owner-occupied, with 1,801 owner-occupied and 571 renter-occupied units.
The unemployment rate in Green Knoll is 4.2% and the poverty rate is 2.9%. 58.4% of residents hold a bachelor's degree or higher. The average commute time is 28 minutes.
Cost of Living in Green Knoll, NJ
Compared to national averages, Green Knoll has a median household income of $156,630 (108% above the national median of $75,149). Home values average $581,600, which is 137% above the national median. Monthly rent at $1,417 is 22% above the US average of $1,163. Within New Jersey, Green Knoll's income is 35% above the state average of $115,667, and home values are 24% above the state median of $469,644.
Why Live in Green Knoll, NJ?
Green Knoll offers a strong local economy with a median household income of $156,630, well above the national average, and a well-educated community where 58.4% of residents hold a bachelor’s degree or higher, and a low poverty rate of 2.9%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $581,600. However, Green Knoll’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Green Knoll has a population of 6,664 with a median age of 44.1 years. Compare Green Knoll with other cities to see how it stacks up, or explore all cities in New Jersey.
Similar Cities Near Green Knoll
Cities in New Jersey with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Heathcote | 6,689 | $127,391 | $563,500 | Compare |
| North Caldwell | 6,622 | $203,140 | $906,100 | Compare |
| Strathmore | 6,593 | $155,048 | $503,600 | Compare |
| Rockaway | 6,589 | $100,028 | $427,800 | Compare |
| Belle Mead | 6,772 | $219,215 | $777,600 | Compare |
| Ramblewood | 6,542 | $110,130 | $376,900 | Compare |
| Allendale | 6,820 | $156,992 | $764,600 | Compare |
| Watchung | 6,429 | $166,536 | $833,300 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in New Jersey
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Green Knoll
What is the population of Green Knoll, NJ?
The population of Green Knoll, NJ is 6,664 according to the latest Census data.
What is the median household income in Green Knoll?
The median household income in Green Knoll, NJ is $156,630 per year.
What is the median home value in Green Knoll?
The median home value in Green Knoll, NJ is $581,600.
What is the average rent in Green Knoll?
The median monthly rent in Green Knoll, NJ is $1,417.
What is the unemployment rate in Green Knoll?
The unemployment rate in Green Knoll, NJ is 4.2%.