Comparison to Surrounding Areas
The median household income ($68,854) for 99133 is less than the median household income for 99185 ($73,094), 98830 ($83,125), 99123 ($87,841), 99124 ($70,000), Douglas County ($80,363), Grant County ($73,267), Lincoln County ($71,512), and Electric City city ($80,221). But it's more than 99115 ($62,708), 98840 ($57,342), 99103 ($53,125), 99155 ($50,909), 99116 ($65,946), 99140 ($53,529), and Grand Coulee city ($64,250).
| 99133 | $68,854 |
| Electric City city | $80,221 |
| Grand Coulee city | $64,250 |
| Douglas County | $80,363 |
| Grant County | $73,267 |
| Lincoln County | $71,512 |
Get Median Household Income for all Zip Codes in Washington.
The average household income ($93,753) for 99133 is less than the average household income for 99116 ($96,285), 99123 ($106,588), 99124 ($98,969), Douglas County ($109,623), and Electric City city ($106,491). But it's more than 99185 ($88,352), 99115 ($67,618), 99140 ($59,822), 99155 ($72,805), 98830 ($84,193), 98840 ($84,477), 99103 ($66,376), Lincoln County ($92,521), Grant County ($92,003), and Grand Coulee city ($87,003).
| 99133 | $93,753 |
| Electric City city | $106,491 |
| Grand Coulee city | $87,003 |
| Douglas County | $109,623 |
| Grant County | $92,003 |
| Lincoln County | $92,521 |
Get Average Household Income for all Zip Codes in Washington.
The per-capita income for 99133 is $41,131. The per capita income ($41,131) for 99133 is less than the per capita income for 99116 ($43,538), 99123 ($47,073), and Electric City city ($46,848). But it's more than 99185 ($36,247), 99115 ($28,432), 99124 ($38,903), 99140 ($26,752), 99155 ($26,575), 98830 ($38,157), 98840 ($33,175), 99103 ($26,826), Grant County ($33,242), Lincoln County ($39,071), Douglas County ($39,767), and Grand Coulee city ($36,329).
| 99133 | $41,131 |
| Electric City city | $46,848 |
| Grand Coulee city | $36,329 |
| Douglas County | $39,767 |
| Grant County | $33,242 |
| Lincoln County | $39,071 |
Get Per-Capita Income for all Zip Codes in Washington.
12.7% of households make over $200,000 a year. The percent high income households (12.7%) for 99133 is less than the percent high income households for 99124 (18.3%) and Electric City city (12.8%). But it's more than 99185 (4.2%), 99116 (11.1%), 99123 (10.6%), 99140 (0.5%), 99155 (5.0%), 98830 (0.0%), 98840 (6.9%), 99103 (0.0%), 99115 (0.0%), Grant County (7.9%), Lincoln County (7.5%), Douglas County (11.8%), and Grand Coulee city (10.6%).
| 99133 | 12.7% |
| Electric City city | 12.8% |
| Grand Coulee city | 10.6% |
| Douglas County | 11.8% |
| Grant County | 7.9% |
| Lincoln County | 7.5% |
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 | |
|---|---|---|---|---|
| 99133 | $-1 | $48,333 | $105,563 | $46,875 |
| Electric City city | $-1 | $72,019 | $148,533 | $66,641 |
| Grand Coulee city | $-1 | $48,333 | $104,583 | $32,917 |
| Douglas County | $53,214 | $89,215 | $93,839 | $67,679 |
| Grant County | $50,775 | $80,399 | $91,476 | $46,220 |
| Lincoln County | $89,300 | $80,208 | $86,157 | $55,732 |
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 99133 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+ | |||||
| 99133 | +/-$35,722 | +/-$22,713 | +/-$9,018 | +/-7.7% | +/-$-1 | +/-$41,452 | +/-$45,728 | +/-$36,341 |
| Electric City city | +/-$22,466 | +/-$27,918 | +/-$10,960 | +/-8.8% | +/-$-1 | +/-$25,334 | +/-$27,803 | +/-$21,079 |
| Grand Coulee city | +/-$41,313 | +/-$25,421 | +/-$9,439 | +/-8.8% | +/-$-1 | +/-$41,452 | +/-$53,608 | +/-$25,677 |
| Douglas County | +/-$6,149 | +/-$6,663 | +/-$2,025 | +/-1.8% | +/-$33,455 | +/-$7,235 | +/-$9,821 | +/-$5,943 |
| Grant County | +/-$3,441 | +/-$3,969 | +/-$1,436 | +/-1.1% | +/-$11,979 | +/-$6,171 | +/-$6,309 | +/-$5,003 |
| Lincoln County | +/-$4,947 | +/-$5,433 | +/-$2,399 | +/-1.8% | +/-$22,585 | +/-$9,630 | +/-$8,629 | +/-$6,290 |