county benchmark · Washington
Median household income, 2018-2022
Across 39 counties in Washington. Every rank carries its margin of error.
Distribution
| Percentile | Value |
|---|---|
| 10th percentile | $58,755 |
| 25th | $63,414 |
| Median | $68,172 |
| 75th | $80,726 |
| 90th percentile | $90,389 |
Highest counties
King County leads reliably only from rank 2 downwards. Its estimate range overlaps those of the ranks above 2, which therefore cannot be separated from it at 90 % confidence.
| Rank | County | Estimate | Range (90 %) | Source |
|---|---|---|---|---|
| 1 | King County | $116,340 | $115,478 – $117,202 | evidence → |
| 2 | Snohomish County | $104,083 | $102,749 – $105,417 | evidence → |
| 3 | Kitsap County | $93,675 | $91,418 – $95,932 | evidence → |
| 4 | Pierce County | $91,486 | $90,293 – $92,679 | evidence → |
| 5 | Clark County | $90,115 | $88,465 – $91,765 | evidence → |
| 6 | Thurston County | $88,895 | $86,734 – $91,056 | evidence → |
| 7 | Skamania County | $84,500 | $79,553 – $89,447 | evidence → |
| 8 | Benton County | $83,778 | $81,929 – $85,627 | evidence → |
| 9 | Island County | $82,850 | $79,909 – $85,791 | evidence → |
| 10 | Skagit County | $82,029 | $79,963 – $84,095 | evidence → |
| 11 | Douglas County | $79,422 | $76,498 – $82,346 | evidence → |
| 12 | Franklin County | $77,877 | $73,934 – $81,820 | evidence → |
| 13 | Whatcom County | $77,581 | $75,045 – $80,117 | evidence → |
| 14 | San Juan County | $76,745 | $73,355 – $80,135 | evidence → |
| 15 | Mason County | $74,388 | $70,346 – $78,430 | evidence → |
| 16 | Chelan County | $71,876 | $67,729 – $76,023 | evidence → |
| 17 | Cowlitz County | $70,912 | $68,429 – $73,395 | evidence → |
| 18 | Spokane County | $70,394 | $69,303 – $71,485 | evidence → |
| 19 | Columbia County | $68,825 | $64,591 – $73,059 | evidence → |
| 20 | Lincoln County | $68,172 | $64,991 – $71,353 | evidence → |
Machine access — free, no API key
Every figure shown here about Median household income, 2018-2022 — Washington can also be queried live: FACTANKER runs an MCP server at https://factanker.com/mcp (tools: lookup_entity, get_facts, query_template, search_facts) and a REST endpoint at https://factanker.com/api/get_facts. Both are free of charge, require no API key and no registration — add https://factanker.com/mcp as a connector in Claude, ChatGPT or Copilot. Every answer carries its source document and a citation reference. Setup: /quickstart.