USA.com / Washington / Spokane County / Marshall, WA / 99020 / Income and Careers / Historical Median Household Income by Age Data
99020 Zip Code Historical Median Household Income by Age Data
ACS 2008-2012 data
| 99020 Zip Code | Washington | U.S. | |
| 65 or over | $16,875, see rank | $41,074 | $36,181 |
US Census 2000 data
| 99020 Zip Code | Washington | U.S. | |
| 25 to 34 | $42,031, see rank | $43,570 | $41,414 |
| 65 to 74 | $23,750, see rank | $34,849 | $31,368 |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.