- Union County formed in 1857.
- County seat is Elizabeth.
- Located in northeastern New Jersey.
- Population exceeds 575,000 residents.
- Elizabeth is New Jersey’s fourth-largest city.
- Borders the Arthur Kill waterway.
- Watchung Reservation is a major park.
- Liberty Hall Museum preserves historic collections.
- Kean University is located there.
- Rahway has a historic downtown district.
- Cranford is known for charming neighborhoods.
- The county contains 21 municipalities.
- Union Township is the largest municipality.
- Newark Airport is nearby.
- Transportation links connect New York City.
- The Watchung Mountains shape northern landscapes.
- Diverse communities define Union County.
- Shopping centers attract regional visitors.
- Industrial growth shaped early development.
- Parks provide hiking and recreation.
- Union County blends urban and suburban areas.