---
{
  "adminArea": "United States · Missouri · Jefferson County",
  "availableLangs": [
    "zh",
    "en"
  ],
  "categories": [
    "category-geography"
  ],
  "coordinates": {
    "latitude": 38.26107,
    "longitude": -90.53769
  },
  "createdAt": "2026-10-29T10:30:49+08:00",
  "id": "place_us_mo_jefferson_county",
  "lang": "en",
  "placeKind": "county",
  "revision": 2,
  "slug": "mo-jefferson-county",
  "sources": [
    {
      "id": "geonames",
      "title": "GeoNames US dataset (US.txt / admin2Codes.txt)",
      "url": "https://download.geonames.org/export/dump/US.zip"
    }
  ],
  "status": "published",
  "summary": "Jefferson County is a county of Missouri, United States.",
  "tags": [],
  "title": "Jefferson County",
  "type": "place",
  "updatedAt": "2026-10-29T10:30:49+08:00",
  "updatedBy": "user:admin"
}
---

# Jefferson County

Jefferson County is a county of Missouri, United States.

## Overview

Jefferson County is a county of [Missouri](/en/places/missouri.html), United States (FIPS mo099), with a population of about 226,739[^geonames].

## Geography

- Coordinates: 38.2611, -90.5377
- Time zone: America/Chicago

更新时间：2026-10-29

## 标签


## 关系

- Located in：[Missouri](/en/places/missouri.html) 
- Contains places：[Arnold](/en/places/mo-arnold.html) 
- Contains places：[Barnhart](/en/places/mo-barnhart.html) 
- Contains places：[Byrnes Mill](/en/places/mo-byrnes-mill.html) 
- Contains places：[Cedar Hill Lakes](/en/places/mo-cedar-hill-lakes.html) 
- Contains places：[Cedar Hill](/en/places/mo-cedar-hill.html) 
- Contains places：[Crystal City](/en/places/mo-crystal-city.html) 
- Contains places：[De Soto](/en/places/mo-de-soto.html) 
- Contains places：[Festus](/en/places/mo-festus.html) 
- Contains places：[Herculaneum](/en/places/mo-herculaneum.html) 
- Contains places：[High Ridge](/en/places/mo-high-ridge.html) 
- Contains places：[Hillsboro](/en/places/mo-hillsboro.html) 
- Contains places：[Horine](/en/places/mo-horine.html) 
- Contains places：[Imperial](/en/places/mo-imperial.html) 
- Contains places：[Kimmswick](/en/places/mo-kimmswick.html) 
- Contains places：[Murphy](/en/places/mo-murphy.html) 
- Contains places：[Olympian Village](/en/places/mo-olympian-village.html) 
- Contains places：[Parkdale](/en/places/mo-parkdale.html) 
- Contains places：[Pevely](/en/places/mo-pevely.html) 
- Contains places：[Riverside](/en/places/mo-riverside.html) 
- Contains places：[Scotsdale](/en/places/mo-scotsdale.html) 
- Contains places：[LaBarque Creek](/en/places/mo-labarque-creek.html) 

第 1 / 1 页，共 22 条。

## 正文反向链接

- [Arnold](/en/places/mo-arnold.html)
- [Barnhart](/en/places/mo-barnhart.html)
- [Byrnes Mill](/en/places/mo-byrnes-mill.html)
- [Cedar Hill](/en/places/mo-cedar-hill.html)
- [Cedar Hill Lakes](/en/places/mo-cedar-hill-lakes.html)
- [Crystal City](/en/places/mo-crystal-city.html)
- [Festus](/en/places/mo-festus.html)
- [Herculaneum](/en/places/mo-herculaneum.html)
- [High Ridge](/en/places/mo-high-ridge.html)
- [Hillsboro](/en/places/mo-hillsboro.html)

## 来源

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