---
{
  "adminArea": "United States · Illinois · Madison County",
  "availableLangs": [
    "zh",
    "en"
  ],
  "categories": [
    "category-geography"
  ],
  "coordinates": {
    "latitude": 38.82985,
    "longitude": -89.90517
  },
  "createdAt": "2026-10-29T10:30:09+08:00",
  "id": "place_us_il_madison_county",
  "lang": "en",
  "placeKind": "county",
  "revision": 6,
  "slug": "il-madison-county",
  "sourceLang": "zh",
  "sources": [
    {
      "id": "geonames",
      "title": "GeoNames US dataset (US.txt / admin2Codes.txt)",
      "url": "https://download.geonames.org/export/dump/US.zip"
    },
    {
      "author": "U.S. Census Bureau",
      "id": "census2020",
      "title": "2020 Census, QuickFacts: Madison County, Illinois",
      "url": "https://www.census.gov/quickfacts/fact/table/madisoncountyillinois/PST045224"
    }
  ],
  "status": "published",
  "summary": "Madison County is a county in Illinois, United States. The 2020 Census recorded a population of 265,859.",
  "tags": [],
  "title": "Madison County",
  "type": "place",
  "updatedAt": "2026-11-01T07:21:04+08:00",
  "updatedBy": "user:admin"
}
---

# Madison County

Madison County is a county in Illinois, United States. The 2020 Census recorded a population of 265,859.

**Madison County** is a county in [Illinois](/en/places/illinois.html), United States. The 2020 Census recorded a population of 265,859.[^census2020]

更新时间：2026-11-01

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## 关系


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## 来源

- GeoNames US dataset (US.txt / admin2Codes.txt)：https://download.geonames.org/export/dump/US.zip 
- 2020 Census, QuickFacts: Madison County, Illinois：https://www.census.gov/quickfacts/fact/table/madisoncountyillinois/PST045224