---
{
  "adminArea": "United States · South Dakota · Union County",
  "availableLangs": [
    "zh",
    "en"
  ],
  "categories": [
    "category-geography"
  ],
  "coordinates": {
    "latitude": 42.83249,
    "longitude": -96.65609
  },
  "createdAt": "2026-10-29T10:33:31+08:00",
  "id": "place_us_sd_union_county",
  "lang": "en",
  "placeKind": "county",
  "revision": 2,
  "slug": "sd-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 South Dakota, United States.",
  "tags": [],
  "title": "Union County",
  "type": "place",
  "updatedAt": "2026-10-29T10:33:31+08:00",
  "updatedBy": "user:admin"
}
---

# Union County

Union County is a county of South Dakota, United States.

## Overview

Union County is a county of [South Dakota](/en/places/south-dakota.html), United States (FIPS sd127), with a population of about 14,399[^geonames].

## Geography

- Coordinates: 42.8325, -96.6561
- Time zone: America/Chicago

更新时间：2026-10-29

## 标签


## 关系

- Located in：[South Dakota](/en/places/south-dakota.html) 
- Contains places：[Alcester](/en/places/sd-alcester.html) 
- Contains places：[Beresford](/en/places/sd-beresford.html) 
- Contains places：[Dakota Dunes](/en/places/sd-dakota-dunes.html) 
- Contains places：[Elk Point](/en/places/sd-elk-point.html) 
- Contains places：[Jefferson](/en/places/sd-jefferson.html) 
- Contains places：[North Sioux City](/en/places/sd-north-sioux-city.html) 
- Contains places：[Richland](/en/places/sd-richland.html) 

## 正文反向链接

- [Alcester](/en/places/sd-alcester.html)
- [Beresford](/en/places/sd-beresford.html)
- [Dakota Dunes](/en/places/sd-dakota-dunes.html)
- [Elk Point](/en/places/sd-elk-point.html)
- [Jefferson](/en/places/sd-jefferson.html)
- [North Sioux City](/en/places/sd-north-sioux-city.html)
- [Richland](/en/places/sd-richland.html)

## 来源

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