---
{
  "adminArea": "United States · Washington · Jefferson County",
  "availableLangs": [
    "zh",
    "en"
  ],
  "categories": [
    "category-geography"
  ],
  "coordinates": {
    "latitude": 47.77655,
    "longitude": -123.57431
  },
  "createdAt": "2026-10-29T10:34:40+08:00",
  "id": "place_us_wa_jefferson_county",
  "lang": "en",
  "placeKind": "county",
  "revision": 2,
  "slug": "wa-jefferson-county",
  "sourceLang": "zh",
  "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 Washington, United States.",
  "tags": [],
  "title": "Jefferson County",
  "type": "place",
  "updatedAt": "2026-10-29T10:34:40+08:00",
  "updatedBy": "user:admin"
}
---

# Jefferson County

Jefferson County is a county of Washington, United States.

## Overview

Jefferson County is a county of [Washington](/en/places/washington.html), United States (FIPS wa031), with a population of about 33,605[^geonames].

## Geography

- Coordinates: 47.7766, -123.5743
- Time zone: America/Los_Angeles

更新时间：2026-10-29

## 标签


## 关系

- Located in：[Washington](/en/places/washington.html) 
- Contains places：[Brinnon](/en/places/wa-brinnon.html) 
- Contains places：[Marrowstone](/en/places/wa-marrowstone.html) 
- Contains places：[Port Ludlow](/en/places/wa-port-ludlow.html) 
- Contains places：[Port Townsend](/en/places/wa-port-townsend.html) 
- Contains places：[Queets](/en/places/wa-queets.html) 
- Contains places：[Quilcene](/en/places/wa-quilcene.html) 
- Contains places：[Port Hadlock-Irondale](/en/places/wa-port-hadlock-irondale.html) 

第 1 / 1 页，共 8 条。

## 正文反向链接

- [Brinnon](/en/places/wa-brinnon.html)
- [Marrowstone](/en/places/wa-marrowstone.html)
- [Port Hadlock-Irondale](/en/places/wa-port-hadlock-irondale.html)
- [Port Ludlow](/en/places/wa-port-ludlow.html)
- [Port Townsend](/en/places/wa-port-townsend.html)
- [Queets](/en/places/wa-queets.html)
- [Quilcene](/en/places/wa-quilcene.html)

## 来源

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