West Richland is a city located in Benton County, Washington. West Richland has a 2025 population of 19,428 . West Richland is currently growing at a rate of 3.23% annually and its population has increased by 18.56% since the most recent census, which recorded a population of 16,387 in 2020.
The average household income in West Richland is $132,635 with a poverty rate of 7.21%. The median age in West Richland is 35.5 years: 35.3 years for males, and 35.6 years for females. For every 100 females there are 94.3 males.
Data after 2023 is projected based on recent change
The racial composition of West Richland includes 75.74% White, 5.08% other race, and smaller percentages for Asian, Black or African American, Native Hawaiian or Pacific Islander, Native American and multiracial populations.
White (75.74%)
Two or more races (15.56%)
Other race (5.08%)
Asian (2.25%)
Black or African American (0.82%)
Native Hawaiian or Pacific Islander (0.42%)
Native American (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12,972 | 75.74% |
| Two or more races | 2,665 | 15.56% |
| Other race | 870 | 5.08% |
| Asian | 385 | 2.25% |
| Black or African American | 141 | 0.82% |
| Native Hawaiian or Pacific Islander | 72 | 0.42% |
| Native American | 21 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
West Richland's average per capita income is $70,959. Household income levels show a median of $118,056. The poverty rate stands at 7.21%.
Name | Median | Mean |
|---|---|---|
| Married Families | $139,819 | - |
| Families | $131,152 | $146,489 |
| Households | $118,056 | $132,635 |
| Non Families | $48,194 | $69,012 |
Average Income
Median Household Income
Poverty Rate