Union (NJ)

Welcome to Union County ...

Time Zone: Union County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Elizabeth is the Seat for Union County.

Union County was founded in 1857 and was created by taking area from Essex County.

From the Census Estimates for 2019, <1> Union had a population of 556,664 people. This is an increase of 3.76% since the last Census (which gave a population of 536,499 people in 2010).

At the time of the 2010 Census, Union represented 6.1% of the total population of New Jersey.

Below are some of the communities located in Union County:

Elizabeth
(4 miles [6.4 km] to the east)
- Jump to our Gazetteer entry for Elizabeth
- Elizabeth is located in Union County (NJ)
- Population from the 2020 Census: 128,382 people
Linden
(3 miles [4.8 km] to the southeast)
- Jump to our Gazetteer entry for Linden
- Linden is located in Union County (NJ)
- Population from the 2020 Census: 42,076 people
Plainfield
(6 miles [9.7 km] to the southwest)
- Jump to our Gazetteer entry for Plainfield
- Plainfield is located in Union County (NJ)
- Population from the 2020 Census: 50,011 people
Rahway
(3 miles [4.8 km] to the south)
- Note: The GPS coordinates that we are using for Rahway have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Rahway
- Rahway is located in Union County (NJ)
- Population from the 2020 Census: 29,832 people
Summit
(5 miles [8 km] to the northwest)
- Jump to our Gazetteer entry for Summit
- Summit is located in Union County (NJ)
- Population from the 2020 Census: 21,812 people
Westfield
(2 miles [3.2 km] to the west)
- Jump to our Gazetteer entry for Westfield
- Westfield is located in Union County (NJ)
- Population from the 2020 Census: 29,238 people

Websites of Interest ...

Websites specific to New Jersey
- Jump to Cyndi's List
- Jump to Family Search
- Jump to Genealogy Trails
- Website for the New Jersey State Archives

Websites specific to Union County
- Jump to Cyndi's List
- Jump to Family Search
- Jump to Genealogy Trails

Websites for nearby counties
- Essex County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails
- Hudson County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails
- Richmond County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails
- Middlesex County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails
- Somerset County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails
- Morris County
  - Jump to Cyndi's List
  - Jump to Family Search
  - Jump to Genealogy Trails

Cemetery Information and Directories
- Cemetery Junction: Cemeteries of New Jersey
- Cyndi's List
- Cemeteries of New Jersey
- Cemeteries of Union County
- FamilySearch.org: Cemeteries of New Jersey
- Find-A-Grave: Home Page
- Interment.net
- Cemeteries of New Jersey
- Cemeteries of Union County

Footnotes ...

<1>	On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>	The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.