Comparison to Surrounding Areas
The median household income ($90,102) for 99320 is less than the median household income for 99338 ($111,042), 99352 ($100,108), 99353 ($121,845), and West Richland city ($119,892). But it's more than 98944 ($64,276), 99350 ($81,014), Benton County ($89,874), and Benton City city ($63,542).
| 99320 | $90,102 |
| Benton City city | $63,542 |
| West Richland city | $119,892 |
| Benton County | $89,874 |
Get Median Household Income for all Zip Codes in Washington.
The average household income ($109,489) for 99320 is less than the average household income for 99338 ($145,547), 99352 ($142,753), 99353 ($137,670), Benton County ($113,863), and West Richland city ($135,344). But it's more than 98944 ($84,729), 99350 ($89,589), and Benton City city ($70,626).
| 99320 | $109,489 |
| Benton City city | $70,626 |
| West Richland city | $135,344 |
| Benton County | $113,863 |
Get Average Household Income for all Zip Codes in Washington.
The per-capita income for 99320 is $39,599. The per capita income ($39,599) for 99320 is less than the per capita income for 99338 ($49,238), 99352 ($56,937), 99353 ($45,797), Benton County ($42,435), and West Richland city ($45,272). But it's more than 98944 ($24,302), 99350 ($29,262), and Benton City city ($27,697).
| 99320 | $39,599 |
| Benton City city | $27,697 |
| West Richland city | $45,272 |
| Benton County | $42,435 |
Get Per-Capita Income for all Zip Codes in Washington.
10.1% of households make over $200,000 a year. The percent high income households (10.1%) for 99320 is less than the percent high income households for 99338 (21.5%), 99352 (20.6%), 99353 (19.1%), Benton County (13.0%), and West Richland city (19.2%). But it's more than 98944 (7.1%), 99350 (6.5%), and Benton City city (0.0%).
| 99320 | 10.1% |
| Benton City city | 0.0% |
| West Richland city | 19.2% |
| Benton County | 13.0% |
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 | |
|---|---|---|---|---|
| 99320 | $-1 | $92,381 | $111,783 | $58,482 |
| Benton City city | $-1 | $73,789 | $-1 | $62,917 |
| West Richland city | $76,250 | $128,719 | $140,144 | $76,905 |
| Benton County | $56,643 | $93,261 | $110,926 | $66,930 |
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 99320 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+ | |||||
| 99320 | +/-$16,347 | +/-$13,167 | +/-$4,460 | +/-2.7% | +/-$-1 | +/-$28,736 | +/-$27,892 | +/-$13,114 |
| Benton City city | +/-$21,862 | +/-$13,300 | +/-$5,853 | +/-2.9% | +/-$-1 | +/-$28,861 | +/-$-1 | +/-$57,908 |
| West Richland city | +/-$5,236 | +/-$8,345 | +/-$2,638 | +/-2.7% | +/-$39,043 | +/-$8,980 | +/-$14,421 | +/-$16,516 |
| Benton County | +/-$2,080 | +/-$2,618 | +/-$913 | +/-0.8% | +/-$9,746 | +/-$4,674 | +/-$5,404 | +/-$3,707 |