Introduction to Plainsboro, New Jersey

Plainsboro, New Jersey, in Middlesex county, is 11 miles NE of Trenton, New Jersey and 35 miles SW of Newark, New Jersey. Part of the surrounding Middlesex - Somerset - Hunterdon metro area, Plainsboro is home to some 20,215 residents.

Plainsboro History

The Unami Native Americans were among the first inhabitants of this region. The Dutch came here in the 1600s, and developed it as an agricultural community. The town of Plainsboro was originally formed from portions of South Brunswick and Cranbury townships, and was officially incorporated on May 6, 1919. Even though great development has taken place over the years, this township of Plainsboro continues to hold on to its rural traditions.

Plainsboro and nearby Attractions

  • Historical Society of Princeton
  • American Organ Archives
  • Morven Museum and Gardens
  • Springdale Golf Club
  • Bergen County Zoological Park

Things To Do In Plainsboro

Visitors to Plainsboro should make a trip to the pristine Morven Museum and Gardens which showcases the cultural heritage of the region. The Historical Society of Princeton is another interesting place where one can learn intriguing facts about the area. The American Organ Archives consists of both archives and a library with books, periodicals, dissertations, and even sound recordings. Travelers can also spend a day at the Springdale Golf Club or visit the nearby Zoological Park in Bergen County.

Plainsboro Transportation

Newark International Airport is the local airport.

Plainsboro Higher Education

Residents of Plainsboro have higher education opportunities at the College of New Jersey, Princeton University, Rider University, Rutgers University - New Brunswick and at the Thomas Edison State College.


Total Population 23,420
Male Share of the Population 48.3%
Female Share of the Population 51.7%
Senior Citizens 8.5%
Employed Population 16+ 12,225
Age of the Population 36


% of people married 59.8%
Average household size 2

Education and Earnings

Population % with Bachelor Degree or Higher 72.7%
Median Earnings25+ $69,505
Median Earnings Without High School Qualification $34,177
Median Earnings With High School Degree $44,098


Median Family Income $116,353
% Above Poverty Level 96%
% Below Poverty Level 4%

Commute & Sprawl

Average Commute Time 35 minutes
% Working from Home 4.3%
% Walking and Biking to Work 1.6%
% Using Public Transportation 9.8%


People Living Alone 29.6%
Median Gross Rent $1,394
Median House Value $443,200


Other(often includes Hispanic and African American) 59.4%
US/American 0%
English 3.1%
Irish 6.5%

Source: American Community Survey, U.S. Census Bureau, 2015, www.census.gov/programs-surveys/acs/.

Plainsboro Almanac

Category Value
Nearest Medium City 11 miles NE of Trenton, New Jersey (center to center)
Nearest Large City 35 miles SW of Newark, New Jersey
County Middlesex
Standard Zip Codes 08536
Phone Area Codes 609
Time Zone Eastern (-5 hours from GMT)
Daylight Savings The city observes Daylight Saving Time.
Latitude 40.333
Longitude -74.6

Plainsboro Climate

Nearest Weather Stations


  • Temp ranges are avg daily min and max for the month
  • Precipitation is rainfall (and rainfall equiv of snowfall)

Distance 5 miles
Jan Temp 22 to 39 F
Apr Temp 39 to 61 F
Jul Temp 63 to 85 F
Oct Temp 42 to 65 F
Annual Precip 47.6 inches
Distance 18.5 miles
Jan Temp 21 to 39 F
Apr Temp 40 to 61 F
Jul Temp 64 to 85 F
Oct Temp 43 to 66 F
Annual Precip 46.7 inches
Distance 18.6 miles
Jan Temp 21 to 40 F
Apr Temp 39 to 63 F
Jul Temp 64 to 87 F
Oct Temp 42 to 67 F
Annual Precip 48.8 inches

Nearby Cities and Towns

Location Population Median Family Income
Cranbury 3,781 $170,074
Hightstown 5,529 $80,862
Princeton 28,936 $177,386
Rocky Hill 615 $130,000
South Brunswick 44,875 $122,385
West Windsor 27,872 $183,512

Source: American Community Survey, U.S. Census Bureau, 2015, www.census.gov/programs-surveys/acs/.

Plainsboro Public Libraries

Plainsboro Public Library
Plainsboro, New Jersey
(609) 275-2897

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More Information for Librarians

These schools offer particularly quick info upon request, and we have written detailed profiles for each (click school names to see the profiles). Request info from multiple schools, by clicking the Request Info links.
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Plainsboro High Schools

Serves 1,257 students.
Student/teacher ratio: 13.3

Study Online in Plainsboro

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