99403 ZIP Code
Clarkston, Washington
December 30, 2025
| ZIP Code: | 99403 |
| City/Town: | Clarkston |
| County: | Asotin |
| State: | Washington |
| ZIP Type: | Standard |
| Population: | 20,425 |
| Median Household Income: | $60,657 |
| Per Capita Income: | $34,207 |
| Total Housing Units: | 9,107 |
| Median Home Value: | $262,400 |
| Land Area: | 143.5 sq miles
371.6 sq km |
| Water Area: | 1.4 sq miles
3.5 sq km |
| Coordinates: | 46.3755, -117.2903 |
Population Information (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 20,425 | -- | -- |
| Male: | 10,005 | 49.0% | 49.6% |
| Female: | 10,420 | 51.0% | 50.4% |
| Median Age: | 45.1 yrs | -- | 38.5 yrs |
| Under 5 years: | 1,147 | 5.6% | 5.7% |
| 5 to 9 years: | 920 | 4.5% | 6.0% |
| 10 to 14 years: | 1,204 | 5.9% | 6.5% |
| 15 to 19 years: | 1,141 | 5.6% | 6.6% |
| 20 to 24 years: | 1,230 | 6.0% | 6.7% |
| 25 to 34 years: | 2,142 | 10.5% | 13.7% |
| 35 to 44 years: | 2,407 | 11.8% | 12.9% |
| 45 to 54 years: | 2,363 | 11.6% | 12.4% |
| 55 to 59 years: | 1,321 | 6.5% | 6.5% |
| 60 to 64 years: | 1,723 | 8.4% | 6.4% |
| 65 to 74 years: | 2,661 | 13.0% | 9.7% |
| 75 to 84 years: | 1,594 | 7.8% | 4.8% |
| 85 years and over: | 572 | 2.8% | 2.0% |
Housing Information (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $262,400 | -- | $281,900 |
| Median rooms: | 5.7 | -- | 5.5 |
| Median rent: | $941 / mo. | -- | $1,268 / mo. |
| Total housing units: | 9,107 | -- | -- |
| Occupied housing units: | 8,632 | 94.8% | 38.0% |
| Vacant housing units: | 475 | 5.2% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 6,070 | 70.3% | 64.8% |
| Renter-occupied: | 2,562 | 29.7% | 35.2% |
Educational Attainment (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 14,783 | -- | -- |
| Less than 9th grade: | 239 | 1.6% | 4.7% |
| 9th to 12th grade, no diploma: | 772 | 5.2% | 6.1% |
| High school graduate: | 4,717 | 31.9% | 26.4% |
| Some college, no degree: | 3,816 | 25.8% | 19.7% |
| Associate degree: | 1,973 | 13.3% | 8.7% |
| Bachelor's degree: | 2,020 | 13.7% | 20.9% |
| Graduate or professional degree: | 1,246 | 8.4% | 13.7% |
| Percent high school graduate or higher: | -- | 93.2% | 89.1% |
| Percent bachelor's degree or higher: | -- | 22.1% | 34.3% |
Income Information (99403 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $60,657 / yr. | $75,149 / yr. |
| Mean household income: | $82,532 / yr. | $105,833 / yr. |
| Median family income: | $73,655 / yr. | $92,646 / yr. |
| Per capita income: | $34,207 / yr. | $41,261 / yr. |
Employment (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 9,409 | -- | 63.5% |
| Employed: | 8,808 | 93.8% | 96.4% |
| Unemployed: | 580 | 6.2% | 5.3% |
| Not in labor force: | 7,471 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 6,718 | 76.3% | 79.7% |
| Government workers: | 1,417 | 16.1% | 14.2% |
| Self-employed: | 652 | 7.4% | 5.9% |
| Unpaid family workers: | 21 | 0.2% | 0.1% |
Race & Ethnicity (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 18,434 | 90.3% | 61.6% |
| Black or African American: | 149 | 0.7% | 12.4% |
| American Indian/Alaska Native: | 271 | 1.3% | 1.1% |
| Asian: | 252 | 1.2% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 223 | 1.1% | 8.4% |
| Two or more races: | 1,096 | 5.4% | 10.2% |
| Hispanic or Latino (any race): | 729 | 3.6% | 18.7% |
| Mexican: | 973 | 4.8% | 11.2% |
| Puerto Rican: | 728 | 3.6% | 1.8% |
| Cuban: | 22 | 0.1% | 0.7% |
| Other Hispanic or Latino: | 19 | 0.1% | 5.0% |
| Not Hispanic or Latino: | 204 | 1.0% | 81.1% |
Income Distribution (99403 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 578 | 6.7% | 4.9% |
| $10,000 to $14,999: | 337 | 3.9% | 3.8% |
| $15,000 to $24,999: | 695 | 8.1% | 7.0% |
| $25,000 to $34,999: | 699 | 8.1% | 7.4% |
| $35,000 to $49,999: | 1,303 | 15.1% | 10.7% |
| $50,000 to $74,999: | 1,628 | 18.9% | 16.1% |
| $75,000 to $99,999: | 1,096 | 12.7% | 12.8% |
| $100,000 to $149,999: | 1,264 | 14.6% | 17.1% |
| $150,000 to $199,999: | 408 | 4.7% | 8.8% |
| $200,000 or more: | 624 | 7.2% | 11.4% |
Commute to Work (99403 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 6,804 | 77.2% | 67.8% |
| Carpooled: | 642 | 7.3% | 8.7% |
| Public transportation: | 11 | 0.1% | 4.2% |
| Walked: | 217 | 2.5% | 2.5% |
| Other means: | 51 | 0.6% | 0.9% |
| Worked from home: | 854 | 9.7% | 13.8% |
| Mean travel time to work: | 14.6 min | -- | 26.7 min |
Industry (99403 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 171 | 1.9% | 1.6% |
| Construction: | 671 | 7.6% | 6.9% |
| Manufacturing: | 1,000 | 11.4% | 10.0% |
| Wholesale trade: | 287 | 3.3% | 2.4% |
| Retail trade: | 1,019 | 11.6% | 11.0% |
| Transportation, warehousing, utilities: | 307 | 3.5% | 5.8% |
| Information: | 18 | 0.2% | 1.9% |
| Finance, insurance, real estate: | 565 | 6.4% | 6.7% |
| Professional, scientific, management: | 749 | 8.5% | 12.1% |
| Education, health care, social services: | 2,302 | 26.1% | 23.3% |
| Arts, entertainment, food services: | 920 | 10.4% | 9.0% |
| Other services: | 421 | 4.8% | 4.7% |
| Public administration: | 378 | 4.3% | 4.7% |
Poverty Status (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 17.2% | 8.8% |
| All people below poverty level: | -- | -- | -- |
| Under 18 years: | -- | -- | 16.3% |
| 18 to 64 years: | -- | -- | 11.0% |
| 65 years and over: | -- | -- | 10.3% |
Health Insurance (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 18,855 | 92.3% | 91.3% |
| Private health insurance: | 12,430 | 60.9% | 67.6% |
| Public health coverage: | 10,503 | 51.4% | 35.9% |
| Without health insurance: | 1,365 | 6.7% | 8.7% |
Benefits & Assistance (99403 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 5,962 | 69.1% | 77.4% |
| Social Security income: | 3,827 | 44.3% | 31.0% |
| Retirement income: | 3,019 | 35.0% | 21.8% |
| Supplemental Security Income (SSI): | 620 | 7.2% | 4.5% |
| Cash public assistance income: | 247 | 2.9% | 1.8% |
| SNAP (food stamps) benefits: | 1,654 | 19.2% | 11.4% |
Housing Types (99403 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 6,601 | 72.5% | 61.4% |
| 1-unit, attached: | 246 | 2.7% | 6.1% |
| 2 units: | 344 | 3.8% | 3.4% |
| 3 or 4 units: | 421 | 4.6% | 4.3% |
| 5 to 9 units: | 237 | 2.6% | 4.6% |
| 10 to 19 units: | 120 | 1.3% | 4.3% |
| 20 or more units: | 242 | 2.7% | 9.9% |
| Mobile home: | 821 | 9.0% | 5.8% |
| Boat, RV, van, etc.: | 75 | 0.8% | 0.1% |
Year Structure Built (99403 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 22 | 0.2% | 0.6% |
| Built 2010 to 2019: | 538 | 5.9% | 8.2% |
| Built 2000 to 2009: | 824 | 9.0% | 13.5% |
| Built 1990 to 1999: | 1,483 | 16.3% | 13.2% |
| Built 1980 to 1989: | 996 | 10.9% | 13.2% |
| Built 1970 to 1979: | 1,637 | 18.0% | 14.6% |
| Built 1960 to 1969: | 874 | 9.6% | 10.2% |
| Built 1950 to 1959: | 906 | 9.9% | 9.9% |
| Built 1940 to 1949: | 723 | 7.9% | 4.6% |
| Built 1939 or earlier: | 1,104 | 12.1% | 12.0% |
Bedrooms (99403 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 211 | 2.3% | 2.4% |
| 1 bedroom: | 682 | 7.5% | 3.0% |
| 2 bedrooms: | 2,841 | 31.2% | 9.1% |
| 3 bedrooms: | 3,097 | 34.0% | 15.9% |
| 4 bedrooms: | 1,899 | 20.9% | 18.8% |
| 5 or more bedrooms: | 377 | 4.1% | 17.6% |
Heating Fuel (99403 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 4,667 | 54.1% | 47.1% |
| Bottled, tank, or LP gas: | 152 | 1.8% | 4.9% |
| Electricity: | 3,329 | 38.6% | 40.2% |
| Fuel oil, kerosene, etc.: | 124 | 1.4% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 282 | 3.3% | 1.5% |
| Solar energy: | 0 | 0.0% | 0.1% |
| Other fuel: | 57 | 0.7% | 0.5% |
| No fuel used: | 21 | 0.2% | 0.2% |
Vehicles Available (99403 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 261 | 3.0% | 8.3% |
| 1 vehicle available: | 2,697 | 31.2% | 32.6% |
| 2 vehicles available: | 2,903 | 33.6% | 37.0% |
| 3 or more vehicles available: | 2,771 | 32.1% | 22.1% |
Home Value Distribution (99403 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 308 | 5.1% | 5.7% |
| $50,000 to $99,999: | 212 | 3.5% | 7.8% |
| $100,000 to $149,999: | 538 | 8.9% | 9.2% |
| $150,000 to $199,999: | 705 | 11.6% | 10.8% |
| $200,000 to $299,999: | 1,976 | 32.6% | 19.9% |
| $300,000 to $499,999: | 1,740 | 28.7% | 24.1% |
| $500,000 to $999,999: | 518 | 8.5% | 17.0% |
| $1,000,000 or more: | 73 | 1.2% | 5.6% |
Housing Costs (99403 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,435 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $451 / mo. | $584 / mo. |
| Median gross rent: | $941 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.29 | 2.53 |
| Average household size (renter-occupied): | 2.47 | 2.38 |
Households (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 8,632 | -- | -- |
| Married-couple households: | 3,824 | 44.3% | 47.5% |
| Cohabiting couple households: | 1,127 | 13.1% | 7.0% |
| Male householder, no spouse: | 1,495 | 17.3% | 5.4% |
| Female householder, no spouse: | 2,499 | 29.0% | 12.7% |
| Householder living alone: | 2,047 | 23.7% | 28.6% |
| 65 years and over living alone: | 3,607 | 41.8% | 11.8% |
| Average household size: | 2.34 | -- | 2.53 |
| Average family size: | 2.92 | -- | -- |
Marital Status (99403 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 8,432 | -- | -- |
| Never married: | 2,518 | 29.9% | 37.0% |
| Now married: | 3,968 | 47.1% | 49.5% |
| Separated: | 366 | 4.3% | 1.5% |
| Widowed: | 1,389 | 16.5% | 2.6% |
| Divorced: | 2,099 | 24.9% | 9.3% |
School Enrollment (99403 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 3,771 | -- | -- |
| Nursery school, preschool: | 348 | 9.2% | 5.8% |
| Kindergarten: | 222 | 5.9% | 5.0% |
| Elementary school (grades 1-8): | 1,682 | 44.6% | 40.5% |
| High school (grades 9-12): | 932 | 24.7% | 21.4% |
| College or graduate school: | 587 | 15.6% | 27.3% |
Veterans & Disability (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 16,382 | -- | -- |
| Veterans: | 1,709 | 10.4% | 6.3% |
| Civilian noninstitutionalized population: | 20,220 | -- | -- |
| With a disability: | 3,819 | 18.9% | 13.4% |
| Under 18 with disability: | 249 | 6.5% | 5.8% |
| 18 to 64 with disability: | 1,866 | 48.9% | 10.4% |
| 65 and over with disability: | 1,704 | 44.6% | 33.4% |
Mobility (Residence 1 Year Ago) (99403 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 17,312 | 84.8% | 86.9% |
| Different house: | 2,879 | 14.1% | 13.1% |
| Same county: | 798 | 27.7% | 7.0% |
| Different county: | 2,001 | 69.5% | 3.2% |
| Different state: | 1,683 | 58.5% | 2.5% |
| Abroad: | 80 | 2.8% | 0.4% |
Place of Birth (99403 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 19,774 | 96.8% | 86.2% |
| Foreign born: | 96 | 0.5% | 13.9% |
| Naturalized citizen: | 651 | 678.1% | 52.7% |
| Not a citizen: | 651 | 678.1% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 651 | 678.1% | 10.5% |
| Asia: | 21 | 21.9% | 31.3% |
| Africa: | 29 | 30.2% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 284 | 295.8% | 50.0% |
| Northern America: | 47 | 49.0% | 2.2% |
Language Spoken at Home (99403 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 19,278 | -- | -- |
| English only: | 18,372 | 95.3% | 78.3% |
| Language other than English: | 906 | 4.7% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 523 | 2.7% | 13.3% |
| Other Indo-European languages: | 84 | 0.4% | 3.5% |
| Asian/Pacific Island languages: | 270 | 1.4% | 3.5% |
| Other languages: | 29 | 0.2% | 1.0% |
Computers & Internet (99403 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 8,632 | 100.0% | 93.1% |
| Households with broadband internet: | 8,144 | 94.3% | 89.4% |
Clarkston, WA99403