South Plainfield, NJ
Demographics And Statistics

We take you around South Plainfield to find out what it's like to call it home.

Living in South Plainfield, New Jersey

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

24,473 Population
$583,002 Median home value
$130,239 Median income
136 Cost of living +36% vs US
$2,107 Median rent
5.6% Unemployment
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South Plainfield SnackAbility

9
Overall SnackAbility
Jobs 8/10
Housing 9/10
Affordability 7/10
Diversity 10/10
Safety 8/10
Amenities 9/10
Education 8/10
Commute 5/10

Crime in South Plainfield summary. We use data from the FBI to determine the crime rates in South Plainfield. Key points include:

  • There were 504 total crimes in South Plainfield in the last reporting year.

  • The overall crime rate per 100,000 people in South Plainfield is 2,048.4 / 100k people.

  • The violent crime rate per 100,000 people in South Plainfield is 117.9 / 100k people.

  • The property crime rate per 100,000 people in South Plainfield is 1,930.5 / 100k people.

  • Overall, crime in South Plainfield is -3.34% below the national average.

504
Total Crimes
-3.34%
Below National Average
South Plainfield
US

Crime In South Plainfield Comparison Table

Statistic Count
Raw
South Plainfield
/ 100k People
New Jersey
/ 100k People
National
/ 100k People
Total Crimes Per 100K 504 2,048.4 1,645.1 2,119.2
Violent Crime 29 117.9 217.7 359.0
Murder 0 0.0 2.3 5.0
Robbery 8 32.5 49.3 61.0
Aggravated Assault 21 85.3 148.8 256.0
Property Crime 475 1,930.5 1,427.3 1,760.0
Burglary 25 101.6 145.3 229.0
Larceny 427 1,735.4 1,119.4 1,272.0
Car Theft 23 93.5 162.6 259.0
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Source: FBI Uniform Crime Reporting (2024)

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

  • The cost of living in South Plainfield is 136 with 100 being average.

  • The cost of living in South Plainfield is 1.4x higher than the national average.

  • The median home value in South Plainfield is $583,002.

  • The median income in South Plainfield is $130,239.

136
South Plainfield's Overall Cost Of Living
1.4x
Higher Than The National Average
South Plainfield
US

Cost Of Living In South Plainfield Comparison Table

Living Expense South Plainfield New Jersey National Average
Overall 136 125 100
Services 108 107 100
Groceries 115 113 100
Health 184 155 100
Housing 116 116 100
Transportation 110 112 100
Utilities 115 113 100
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Source: Cost of living index, normalized to US average = 100

South Plainfield, NJ Weather

  • The average high in South Plainfield is 63.9° and the average low is 43.1°.

  • There are 78.6 days of precipitation each year.

  • Expect an average of 48.3 inches of precipitation each year with 23.8 inches of snow.

StatSouth Plainfield
Average Annual High63.9
Average Annual Low43.1
Annual Precipitation Days78.6
Average Annual Precipitation48.3
Average Annual Snowfall23.8
63.9°
Average High
78.6
Days of Rain

Source: NOAA climate normals (30-year)

South Plainfield, NJ Photos

Train Q
Source: Wikipedia User Jonathan Berkemeyer / 3D

Rankings & Articles For South Plainfield

Locations Around South Plainfield

Map Of South Plainfield, NJ

Best Places Around South Plainfield

1

Martinsville, NJ
Population 11,559

$902,737+55% vs South Plainfield
2

Florham Park, NJ
Population 13,564

$1,025,255+76% vs South Plainfield
3

Bradley Gardens, NJ
Population 14,165

$684,571+17% vs South Plainfield
4

Westfield, NJ
Population 31,111

$1,269,852+118% vs South Plainfield
5

Green Knoll, NJ
Population 6,789

$748,229+28% vs South Plainfield
6

Middlesex, NJ
Population 14,645

$536,277-8% vs South Plainfield
7

Mountainside, NJ
Population 7,049

$1,043,568+79% vs South Plainfield
8

Morris Plains, NJ
Population 6,315

$727,185+25% vs South Plainfield
9

Mendham, NJ
Population 4,973

$1,027,295+76% vs South Plainfield
10

Bernardsville, NJ
Population 7,916

$1,003,866+72% vs South Plainfield

South Plainfield Demographics And Statistics

Population over time in South Plainfield

The current population in South Plainfield is 24,473. The population has increased 6.0% from 2010.

Year Population % Change
2024 24,473 1.0%
2023 24,231 -0.2%
2022 24,273 0.1%
2021 24,251 1.2%
2020 23,961 0.0%
2019 23,956 0.2%
2018 23,906 -1.0%
2017 24,154 0.8%
2016 23,963 0.4%
2015 23,871 0.8%
2014 23,686 0.6%
2013 23,543 0.6%
2012 23,397 0.7%
2011 23,237 0.6%
2010 23,090 -

Race / Ethnicity in South Plainfield

White 47.9% (11,726)
African American 9.7% (2,375)
American Indian 0.1% (35)
Asian 21.3% (5,217)
Hawaiian 0.0% (0)
Other 0.8% (202)
Two Or More 3.1% (759)
Hispanic 17.0% (4,159)
See the full breakdown

South Plainfield is:

  • 47.9% White with 11,726 White residents.

  • 9.7% African American with 2,375 African American residents.

  • 0.1% American Indian with 35 American Indian residents.

  • 21.3% Asian with 5,217 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.8% Other with 202 Other residents.

  • 3.1% Two Or More with 759 Two Or More residents.

  • 17.0% Hispanic with 4,159 Hispanic residents.

Race South Plainfield NJ USA
White 47.9% 50.9% 57.4%
African American 9.7% 12.2% 11.9%
American Indian 0.1% 0.1% 0.5%
Asian 21.3% 10.0% 5.9%
Hawaiian 0.0% 0.0% 0.2%
Other 0.8% 0.8% 0.6%
Two Or More 3.1% 3.5% 4.3%
Hispanic 17.0% 22.5% 19.3%

Gender in South Plainfield

Female 50.0% (12,229)
Male 50.0% (12,244)
See the full breakdown
  • South Plainfield is 50.0% female with 12,229 female residents.

  • South Plainfield is 50.0% male with 12,244 male residents.

Gender South Plainfield NJ USA
Female 50.0% 50.8% 50.5%
Male 50.0% 49.2% 49.5%

Highest level of educational attainment in South Plainfield for adults over 25

< 9th Grade 4.0% (978)
9-12th Grade 3.0% (734)
High School / GED 24.0% (5,873)
Some College 17.0% (4,160)
Associate's Degree 8.0% (1,957)
Bachelor's Degree 26.0% (6,362)
Master's Degree 15.0% (3,670)
Professional Degree 1.0% (244)
Doctorate Degree 2.0% (489)
See the full breakdown
  • 4.0% of adults in South Plainfield completed < 9th grade.

  • 3.0% of adults in South Plainfield completed 9-12th grade.

  • 24.0% of adults in South Plainfield completed high school / ged.

  • 17.0% of adults in South Plainfield completed some college.

  • 8.0% of adults in South Plainfield completed associate's degree.

  • 26.0% of adults in South Plainfield completed bachelor's degree.

  • 15.0% of adults in South Plainfield completed master's degree.

  • 1.0% of adults in South Plainfield completed professional degree.

  • 2.0% of adults in South Plainfield completed doctorate degree.

Education South Plainfield NJ USA
< 9th Grade 4.0% 4.0% 4.0%
9-12th Grade 3.0% 5.0% 6.0%
High School / GED 24.0% 25.0% 26.0%
Some College 17.0% 15.0% 19.0%
Associate's Degree 8.0% 7.0% 9.0%
Bachelor's Degree 26.0% 26.0% 22.0%
Master's Degree 15.0% 13.0% 10.0%
Professional Degree 1.0% 3.0% 2.0%
Doctorate Degree 2.0% 2.0% 2.0%

Household Income For South Plainfield, New Jersey

Less than $10,000 1.9% (46,302)
$10,000 to $14,999 0.6% (14,945)
$15,000 to $24,999 2.3% (55,680)
$25,000 to $34,999 1.9% (47,181)
$35,000 to $49,999 5.5% (135,098)
$50,000 to $74,999 10.8% (265,214)
$75,000 to $99,999 11.4% (279,281)
$100,000 to $149,999 23.1% (564,423)
$150,000 to $199,999 15.8% (386,539)
$200,000 or more 26.7% (652,632)
See the full breakdown
  • 1.9% of households in South Plainfield earn Less than $10,000.

  • 0.6% of households in South Plainfield earn $10,000 to $14,999.

  • 2.3% of households in South Plainfield earn $15,000 to $24,999.

  • 1.9% of households in South Plainfield earn $25,000 to $34,999.

  • 5.5% of households in South Plainfield earn $35,000 to $49,999.

  • 10.8% of households in South Plainfield earn $50,000 to $74,999.

  • 11.4% of households in South Plainfield earn $75,000 to $99,999.

  • 23.1% of households in South Plainfield earn $100,000 to $149,999.

  • 15.8% of households in South Plainfield earn $150,000 to $199,999.

  • 26.7% of households in South Plainfield earn $200,000 or more.

Income South Plainfield NJ USA
Less than $10,000 1.9% 4.1% 5.0%
$10,000 to $14,999 0.6% 2.7% 3.4%
$15,000 to $24,999 2.3% 4.8% 6.3%
$25,000 to $34,999 1.9% 5.1% 6.6%
$35,000 to $49,999 5.5% 7.6% 10.1%
$50,000 to $74,999 10.8% 12.8% 15.5%
$75,000 to $99,999 11.4% 11.3% 12.6%
$100,000 to $149,999 23.1% 18.1% 17.5%
$150,000 to $199,999 15.8% 11.8% 9.6%
$200,000 or more 26.7% 21.6% 13.4%

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