Irvington is a township

Township (New Jersey)

A township, in the context of New Jersey local government, refers to one of five types and one of eleven forms of municipal government. As a political entity, a township is a full-fledged municipality, on par with any town, city, borough, or village, collecting property taxes and providing...

 in Essex County

Essex County, New Jersey

Essex County is a county located in the northeastern part of the U.S. state of New Jersey. As of the United States 2010 Census, the population was 783,969, ranking it third in the state after Bergen County and Middlesex County; Essex County's population has declined from 786,147 as of the bureau's...

, New Jersey

New Jersey

New Jersey is a state in the Northeastern and Middle Atlantic regions of the United States. , its population was 8,791,894. It is bordered on the north and east by the state of New York, on the southeast and south by the Atlantic Ocean, on the west by Pennsylvania and on the southwest by Delaware...

, United States. As of the 2010 United States Census, the township had a total population of 53,926, a decline of 11.2% from the 60,695 residents enumerated in the 2000 Census.
Irvington is located at 40.725651°N 74.232076°W (40.725651, -74.232076).

According to the United States Census Bureau

United States Census Bureau

The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data...

, the township has a total area of 2.96 square miles (7.7 km²), all of its land.

It is bordered by Maplewood

Maplewood, New Jersey

Maplewood is a township in Essex County, New Jersey, United States. As of the 2010 United States Census, the township population was 23,867.-History:...

 to the west, Newark

Newark, New Jersey

Newark is the largest city in the American state of New Jersey, and the seat of Essex County. As of the 2010 United States Census, Newark had a population of 277,140, maintaining its status as the largest municipality in New Jersey. It is the 68th largest city in the U.S...

 to the east, Hillside

Hillside, New Jersey

Hillside is a township in Union County, New Jersey, United States. As of the 2010 United States Census, the township population was 21,404.Hillside was incorporated as a township on April 3, 1913, from portions of Union Township, based on the results of a referendum held on April 29, 1913.The town...

 to the south, South Orange

South Orange, New Jersey

-Demographics:As of the census of 2000, there were 16,964 people, 5,522 households, and 3,766 families residing in the township. The population density was 5,945.3 people per square mile . There were 5,671 housing units at an average density of 1,987.5 per square mile...

  to the northwest, and Union

Union Township, Union County, New Jersey

Union is a Township in Union County, New Jersey, United States. In the 18th century, the area that is now Union was then called Connecticut Farms...

  to the southwest.
As of the 2010 United States Census Bureau, there were 53,926 people, 20,093 households, and 12,837 families residing in the township.