county benchmark · Washington
Median household income, 2019-2023
Across 39 counties in Washington. Every rank carries its margin of error.
Distribution
| Percentile | Value |
|---|---|
| 10th percentile | $61,939 |
| 25th | $67,702 |
| Median | $71,528 |
| 75th | $84,578 |
| 90th percentile | $95,285 |
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 | $122,148 | $121,217 – $123,079 | evidence → |
| 2 | Snohomish County | $107,982 | $106,274 – $109,690 | evidence → |
| 3 | Kitsap County | $98,546 | $96,428 – $100,664 | evidence → |
| 4 | Pierce County | $96,632 | $95,316 – $97,948 | evidence → |
| 5 | Clark County | $94,948 | $93,464 – $96,432 | evidence → |
| 6 | Thurston County | $93,985 | $92,170 – $95,800 | evidence → |
| 7 | Skamania County | $90,085 | $85,665 – $94,505 | evidence → |
| 8 | Island County | $88,358 | $85,440 – $91,276 | evidence → |
| 9 | Benton County | $87,316 | $84,957 – $89,675 | evidence → |
| 10 | Skagit County | $85,474 | $83,292 – $87,656 | evidence → |
| 11 | San Juan County | $83,682 | $78,740 – $88,624 | evidence → |
| 12 | Franklin County | $82,755 | $78,860 – $86,650 | evidence → |
| 13 | Whatcom County | $80,989 | $78,527 – $83,451 | evidence → |
| 14 | Douglas County | $80,374 | $76,252 – $84,496 | evidence → |
| 15 | Mason County | $78,359 | $74,326 – $82,392 | evidence → |
| 16 | Chelan County | $78,306 | $72,599 – $84,013 | evidence → |
| 17 | Spokane County | $73,513 | $72,129 – $74,897 | evidence → |
| 18 | Cowlitz County | $72,932 | $69,951 – $75,913 | evidence → |
| 19 | Walla Walla County | $72,212 | $68,083 – $76,341 | evidence → |
| 20 | Columbia County | $71,528 | $67,829 – $75,227 | evidence → |
Machine access — free, no API key
Every figure shown here about Median household income, 2019-2023 — 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.