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Income Statistics for Washington Zip Codes

Get income data for Washington zip codes on this site.

Find a Washington Zip Code.

10 Richest Washington Zip Codes

per the most current (2018) Census data with at least 500 people and a reasonable margin of error

Rank Zip Code Mean Income
1 98039 $308,709
2 98040 $219,325
3 98077 $206,687
4 98075 $204,042
5 98074 $202,909
6 98112 $199,439
7 98004 $185,707
8 98006 $180,163
9 98053 $176,364
10 98033 $167,366

To identify the richest zip codes in Washington, we downloaded the most current income data from the US Census Bureau, excluded zips with fewer than 500 people, excluded the zips with margins of error greater than 50% of the income estimate and sorted by mean income. Click on the links above in the chart to see more income statistics for these wealthy Washington zips codes or learn more about the highest income zip codes in the US.

Washington Income Statistics

The following data are the most current income statistics for Washington from the US Census Bureau, are in 2018 inflation adjusted dollars and are from the American Community Survey 2018 5-year estimates.

  • Median Household Income: $70,116.
  • Average Household Income: $93,847.
  • Per Capita Income: $36,888.
  • 8.4% of Households in Washington are High Income Households that make over $200,000 a year.

Median Household Income in Washington by Age of Householder

Householder under 25 years $38,158
Householder 25 to 44 years $77,436
Householder 45 to 64 years $84,306
Householder 65 years and over $49,616

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About the Data

Sources & Margins of Error

All income statistics for Washington are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2018 5-year estimates. These values are in 2018 inflation-adjusted dollars and were downloaded on 19 December 2019.

The following data tables were used:

  • B19001 Household Income in the Past 12 Months (in 2018 inflation adjusted dollars)
  • B19013 Median Household Income in the Past 12 months (in 2018 inflation-adjusted dollars)
  • B19301 Per Capita Income in the Past 12 months (in 2018 inflation-adjusted dollars)
  • S1902 Mean Income in the Past 12 months (in 2018 inflation-adjusted dollars)
  • B19049 Median Household Income In The Past 12 Months (in 2018 Inflation-adjusted dollars) By Age Of Householder

Margins of error for the income data for Washington

  • Median Household Income: 308
  • Average Household Income: 381
  • Per Capital Income: 168
  • High Income Households: 0.1
  • Median Household Income: Householders under 25: 994
  • Median Household Income: Householders 25 to 44: 468
  • Median Household Income: Householders 45 to 64: 606
  • Median Household Income: Householders 65+: 374

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