Comparison to Surrounding Areas
The median household income ($87,708) for 99136 is more than 99143 ($38,214) and Whitman County ($55,406).
| 99136 | $87,708 |
| Whitman County | $55,406 |
Get Median Household Income for all Zip Codes in Washington.
The average household income ($68,064) for 99136 is less than 99143 ($71,920) and Whitman County ($84,165).
| 99136 | $68,064 |
| Whitman County | $84,165 |
Get Average Household Income for all Zip Codes in Washington.
The per-capita income for 99136 is $53,479. The per capita income ($53,479) for 99136 is more than 99143 ($37,459) and Whitman County ($34,326).
| 99136 | $53,479 |
| Whitman County | $34,326 |
Get Per-Capita Income for all Zip Codes in Washington.
0% of households make over $200,000 a year. The percent high income households (0.0%) for 99136 is less than 99143 (2.9%) and Whitman County (8.2%).
| 99136 | 0.0% |
| Whitman County | 8.2% |
Get High Income Households for all Zip Codes in Washington.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 99136 | $-1 | $-1 | $-1 | $87,708 |
| Whitman County | $20,459 | $71,157 | $104,119 | $57,283 |
Get Median Household Income by Age of Householder for all Zip Codes in Washington.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 99136 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 99136 | +/-$76,480 | +/-$26,248 | +/-$30,953 | +/-99.2% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$76,480 |
| Whitman County | +/-$4,182 | +/-$5,353 | +/-$2,034 | +/-1.8% | +/-$2,520 | +/-$14,048 | +/-$17,576 | +/-$4,732 |