---
{
  "adminArea": "United States · New Jersey · Union County",
  "availableLangs": [
    "zh",
    "en"
  ],
  "categories": [
    "category-geography"
  ],
  "coordinates": {
    "latitude": 40.6598,
    "longitude": -74.30859
  },
  "createdAt": "2026-10-29T10:33:09+08:00",
  "id": "place_us_nj_union_county",
  "lang": "en",
  "placeKind": "county",
  "revision": 2,
  "slug": "nj-union-county",
  "sources": [
    {
      "id": "geonames",
      "title": "GeoNames US dataset (US.txt / admin2Codes.txt)",
      "url": "https://download.geonames.org/export/dump/US.zip"
    }
  ],
  "status": "published",
  "summary": "Union County is a county of New Jersey, United States.",
  "tags": [],
  "title": "Union County",
  "type": "place",
  "updatedAt": "2026-10-29T10:33:09+08:00",
  "updatedBy": "user:admin"
}
---

# Union County

Union County is a county of New Jersey, United States.

## Overview

Union County is a county of [New Jersey](/en/places/new-jersey.html), United States (FIPS nj039), with a population of about 536,499[^geonames].

## Geography

- Coordinates: 40.6598, -74.3086
- Time zone: America/New_York

更新时间：2026-10-29

## 标签


## 关系

- Located in：[New Jersey](/en/places/new-jersey.html) 
- Contains places：[Berkeley Heights](/en/places/nj-berkeley-heights.html) 
- Contains places：[Clark](/en/places/nj-clark.html) 
- Contains places：[Cranford](/en/places/nj-cranford.html) 
- Contains places：[Elizabeth](/en/places/nj-elizabeth.html) 
- Contains places：[Fanwood](/en/places/nj-fanwood.html) 
- Contains places：[Garwood](/en/places/nj-garwood.html) 
- Contains places：[Hillside](/en/places/nj-hillside.html) 
- Contains places：[Kenilworth](/en/places/nj-kenilworth.html) 
- Contains places：[Linden](/en/places/nj-linden.html) 
- Contains places：[Mountainside](/en/places/nj-mountainside.html) 

## 正文反向链接

- [Berkeley Heights](/en/places/nj-berkeley-heights.html)
- [Clark](/en/places/nj-clark.html)
- [Cranford](/en/places/nj-cranford.html)
- [Elizabeth](/en/places/nj-elizabeth.html)
- [Fanwood](/en/places/nj-fanwood.html)
- [Garwood](/en/places/nj-garwood.html)
- [Hillside](/en/places/nj-hillside.html)
- [Kenilworth](/en/places/nj-kenilworth.html)
- [Linden](/en/places/nj-linden.html)
- [Mountainside](/en/places/nj-mountainside.html)

## 来源

- GeoNames US dataset (US.txt / admin2Codes.txt)：https://download.geonames.org/export/dump/US.zip