Green Knoll, NJ
Demographics And Statistics

We take you around Green Knoll to find out what it's like to call it home.

Living in Green Knoll, New Jersey

Life in Green Knoll research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Green Knoll over the past nine years using Census, FBI, Zillow, and other primary data sources. Here's a snapshot of Green Knoll based on the most recently available data.

6,789 Population
$748,229 Median home value
$165,227 Median income
145 Cost of living +45% vs US
$1,448 Median rent
4.2% Unemployment
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Green Knoll SnackAbility

7
Overall SnackAbility
Jobs 9/10
Housing 9/10
Affordability 8/10
Diversity 8.5/10
SafetyN/A
Amenities 8/10
Education 9/10
Commute 6/10

Cost of living in Green Knoll summary. We use data on the cost of living to determine how expensive it is to live in Green Knoll. Real estate prices drive most of the variance in cost of living around New Jersey. Key points include:

  • The cost of living in Green Knoll is 145 with 100 being average.

  • The cost of living in Green Knoll is 1.4x higher than the national average.

  • The median home value in Green Knoll is $748,229.

  • The median income in Green Knoll is $165,227.

145
Green Knoll's Overall Cost Of Living
1.4x
Higher Than The National Average
Green Knoll
US

Cost Of Living In Green Knoll Comparison Table

Living Expense Green Knoll New Jersey National Average
Overall 145 125 100
Services 108 107 100
Groceries 112 113 100
Health 220 155 100
Housing 116 116 100
Transportation 112 112 100
Utilities 115 113 100
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Source: Cost of living index, normalized to US average = 100

Green Knoll, NJ Weather

  • The average high in Green Knoll is 62.9° and the average low is 41.6°.

  • There are 77.5 days of precipitation each year.

  • Expect an average of 48.3 inches of precipitation each year with 23.3 inches of snow.

StatGreen Knoll
Average Annual High62.9
Average Annual Low41.6
Annual Precipitation Days77.5
Average Annual Precipitation48.3
Average Annual Snowfall23.3
62.9°
Average High
77.5
Days of Rain

Source: NOAA climate normals (30-year)

Rankings & Articles For Green Knoll

Locations Around Green Knoll

Map Of Green Knoll, NJ

Best Places Around Green Knoll

1

Martinsville, NJ
Population 11,559

$902,737+21% vs Green Knoll
2

Succasunna, NJ
Population 9,799

$650,100-13% vs Green Knoll
3

Florham Park, NJ
Population 13,564

$1,025,255+37% vs Green Knoll
4

Bradley Gardens, NJ
Population 14,165

$684,571-9% vs Green Knoll
5

Westfield, NJ
Population 31,111

$1,269,852+70% vs Green Knoll
6

Middlesex, NJ
Population 14,645

$536,277-28% vs Green Knoll
7

Mountainside, NJ
Population 7,049

$1,043,568+39% vs Green Knoll
8

Morris Plains, NJ
Population 6,315

$727,185-3% vs Green Knoll
9

Mendham, NJ
Population 4,973

$1,027,295+37% vs Green Knoll
10

Bernardsville, NJ
Population 7,916

$1,003,866+34% vs Green Knoll

Green Knoll Demographics And Statistics

Population over time in Green Knoll

The current population in Green Knoll is 6,789. The population has increased 21.9% from 2010.

Year Population % Change
2024 6,789 1.9%
2023 6,664 0.4%
2022 6,635 2.4%
2021 6,480 0.6%
2020 6,442 -2.9%
2019 6,631 -1.3%
2018 6,720 1.6%
2017 6,614 2.8%
2016 6,436 0.5%
2015 6,403 7.5%
2014 5,954 7.8%
2013 5,521 -2.6%
2012 5,669 -0.8%
2011 5,717 2.6%
2010 5,571 -

Race / Ethnicity in Green Knoll

White 63.6% (4,321)
African American 4.9% (330)
American Indian 0.0% (0)
Asian 21.7% (1,471)
Hawaiian 0.1% (9)
Other 1.1% (78)
Two Or More 2.4% (161)
Hispanic 6.2% (419)
See the full breakdown

Green Knoll is:

  • 63.6% White with 4,321 White residents.

  • 4.9% African American with 330 African American residents.

  • 0.0% American Indian with 0 American Indian residents.

  • 21.7% Asian with 1,471 Asian residents.

  • 0.1% Hawaiian with 9 Hawaiian residents.

  • 1.1% Other with 78 Other residents.

  • 2.4% Two Or More with 161 Two Or More residents.

  • 6.2% Hispanic with 419 Hispanic residents.

Race Green Knoll NJ USA
White 63.6% 50.9% 57.4%
African American 4.9% 12.2% 11.9%
American Indian 0.0% 0.1% 0.5%
Asian 21.7% 10.0% 5.9%
Hawaiian 0.1% 0.0% 0.2%
Other 1.1% 0.8% 0.6%
Two Or More 2.4% 3.5% 4.3%
Hispanic 6.2% 22.5% 19.3%

Gender in Green Knoll

Female 54.7% (3,716)
Male 45.3% (3,073)
See the full breakdown
  • Green Knoll is 54.7% female with 3,716 female residents.

  • Green Knoll is 45.3% male with 3,073 male residents.

Gender Green Knoll NJ USA
Female 54.7% 50.8% 50.5%
Male 45.3% 49.2% 49.5%

Highest level of educational attainment in Green Knoll for adults over 25

< 9th Grade 3.0% (203)
9-12th Grade 1.0% (67)
High School / GED 22.0% (1,493)
Some College 12.0% (814)
Associate's Degree 4.0% (271)
Bachelor's Degree 36.0% (2,444)
Master's Degree 17.0% (1,154)
Professional Degree 2.0% (135)
Doctorate Degree 3.0% (203)
See the full breakdown
  • 3.0% of adults in Green Knoll completed < 9th grade.

  • 1.0% of adults in Green Knoll completed 9-12th grade.

  • 22.0% of adults in Green Knoll completed high school / ged.

  • 12.0% of adults in Green Knoll completed some college.

  • 4.0% of adults in Green Knoll completed associate's degree.

  • 36.0% of adults in Green Knoll completed bachelor's degree.

  • 17.0% of adults in Green Knoll completed master's degree.

  • 2.0% of adults in Green Knoll completed professional degree.

  • 3.0% of adults in Green Knoll completed doctorate degree.

Education Green Knoll NJ USA
< 9th Grade 3.0% 4.0% 4.0%
9-12th Grade 1.0% 5.0% 6.0%
High School / GED 22.0% 25.0% 26.0%
Some College 12.0% 15.0% 19.0%
Associate's Degree 4.0% 7.0% 9.0%
Bachelor's Degree 36.0% 26.0% 22.0%
Master's Degree 17.0% 13.0% 10.0%
Professional Degree 2.0% 3.0% 2.0%
Doctorate Degree 3.0% 2.0% 2.0%

Household Income For Green Knoll, New Jersey

Less than $10,000 1.3% (8,600)
$10,000 to $14,999 1.8% (12,327)
$15,000 to $24,999 2.1% (14,334)
$25,000 to $34,999 6.2% (41,857)
$35,000 to $49,999 7.9% (53,612)
$50,000 to $74,999 7.4% (50,172)
$75,000 to $99,999 4.7% (31,823)
$100,000 to $149,999 14.0% (94,896)
$150,000 to $199,999 9.2% (62,786)
$200,000 or more 45.4% (308,486)
See the full breakdown
  • 1.3% of households in Green Knoll earn Less than $10,000.

  • 1.8% of households in Green Knoll earn $10,000 to $14,999.

  • 2.1% of households in Green Knoll earn $15,000 to $24,999.

  • 6.2% of households in Green Knoll earn $25,000 to $34,999.

  • 7.9% of households in Green Knoll earn $35,000 to $49,999.

  • 7.4% of households in Green Knoll earn $50,000 to $74,999.

  • 4.7% of households in Green Knoll earn $75,000 to $99,999.

  • 14.0% of households in Green Knoll earn $100,000 to $149,999.

  • 9.2% of households in Green Knoll earn $150,000 to $199,999.

  • 45.4% of households in Green Knoll earn $200,000 or more.

Income Green Knoll NJ USA
Less than $10,000 1.3% 4.1% 5.0%
$10,000 to $14,999 1.8% 2.7% 3.4%
$15,000 to $24,999 2.1% 4.8% 6.3%
$25,000 to $34,999 6.2% 5.1% 6.6%
$35,000 to $49,999 7.9% 7.6% 10.1%
$50,000 to $74,999 7.4% 12.8% 15.5%
$75,000 to $99,999 4.7% 11.3% 12.6%
$100,000 to $149,999 14.0% 18.1% 17.5%
$150,000 to $199,999 9.2% 11.8% 9.6%
$200,000 or more 45.4% 21.6% 13.4%

Source: U.S. Census ACS 5-year estimates (2024)