Thornton ZIP Codes — Whitman County, WA
There is one unique ZIP code in Thornton, Washington and it is 99176. Area code: 509.
1
ZIP codes
50.11
sq mi land
0.00
sq mi water
509
area code
Thornton, WA ZIP code map
ZIP codes for Thornton, WA (1)
Demographics & statistics
136
Population
58.6
Median age
$68,281
Median household income
$43,529
Per capita income
$241,700
Median home value
$0
Median monthly rent
91.5%
Home ownership
0.0%
Poverty rate
0.0%
Unemployment
95
Housing units
12.2%
Bachelor's or higher
Age distribution
Male
Female
3
5–9
2
2
10–14
1
3
15–19
2
4
20–24
4
5
25–34
4
2
35–44
2
9
45–54
8
11
55–59
11
14
60–64
13
8
65–74
7
11
75–84
10
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 8 | 5.9% |
| 18 and over | 128 | 94.1% |
| 65 and over | 36 | 26.5% |
| Median age | 58.6 years | |
Race & ethnicity
White
100%
| Group | Count | % |
|---|---|---|
| White | 136 | 100% |
Household income
$15k–$25k
2.8%
$25k–$35k
25.4%
$35k–$50k
12.7%
$50k–$75k
16.9%
$75k–$100k
4.2%
$100k–$150k
21.1%
$150k–$200k
14.1%
$200k+
2.8%
| Range | % of households |
|---|---|
| $15k–$25k | 2.8% |
| $25k–$35k | 25.4% |
| $35k–$50k | 12.7% |
| $50k–$75k | 16.9% |
| $75k–$100k | 4.2% |
| $100k–$150k | 21.1% |
| $150k–$200k | 14.1% |
| $200k+ | 2.8% |
| Median income | $68,281 |
Housing
Home values
$50k–$100k
23.1%
$150k–$200k
15.4%
$200k–$300k
29.2%
$300k–$500k
12.3%
$500k–$1M
20.0%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $241,700 |
| Median rent / month | $0 |
| Owner occupied | 91.5% |
| Renter occupied | 8.5% |
| Vacant | 29.7% |
| Single-family detached | 77.2% |
| Large apartment buildings | 0.0% |
| Mobile homes | 22.8% |
| Median rooms | 7.2 |
| Avg household size (owned) | 1.92 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 9.9% |
| 2000–2009 | 2.0% |
| 1990–1999 | 0.0% |
| 1980–1989 | 4.0% |
| 1970–1979 | 10.9% |
| 1960–1969 | 0.0% |
| 1950–1959 | 5.9% |
| 1940–1949 | 20.8% |
| 1939 or earlier | 46.5% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 9.9% |
| 2 bedrooms | 18.8% |
| 3 bedrooms | 52.5% |
| 4 bedrooms | 6.9% |
| 5+ bedrooms | 11.9% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 0.0% |
| 1 vehicle | 5.6% |
| 2 vehicles | 38.0% |
| 3 or more | 56.3% |
Heating fuel
| Fuel type | % |
|---|---|
| Electricity | 67.6% |
| Fuel oil | 11.3% |
| Wood | 14.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 40 | 56.3% |
| Cohabiting couple | 0 | 0.0% |
| Male householder, no spouse | 9 | 12.7% |
| Female householder, no spouse | 22 | 31.0% |
| Households with children under 18 | 2 | 2.8% |
| Households with seniors (65+) | 28 | 39.4% |
| Average household size | 1.92 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 31.9% | 0.0% |
| Married | 60.9% | 62.7% |
| Separated | 0.0% | 0.0% |
| Widowed | 7.2% | 15.3% |
| Divorced | 0.0% | 22.0% |
Education
Less than 9th grade
0.0%
Some HS, no diploma
0.0%
HS graduate
23.5%
Some college, no degree
21.7%
Associate's degree
42.6%
Bachelor's degree
9.6%
Graduate / professional
2.6%
| Metric | % |
|---|---|
| HS diploma or higher | 100.0% |
| Bachelor's or higher | 12.2% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 0 | 0.0% |
| Kindergarten | 2 | 11.1% |
| Elementary school | 3 | 16.7% |
| High school | 9 | 50.0% |
| College / grad school | 4 | 22.2% |
Employment
Industry of employment
Education & healthcare
30.5%
Arts, food & hospitality
23.2%
Agriculture & mining
20.7%
Construction
17.1%
Professional & management
6.1%
Manufacturing
1.2%
Wholesale trade
1.2%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 34.1% |
| Service | 24.4% |
| Sales & office | 14.6% |
| Natural resources & construction | 26.8% |
| Production & transportation | 0.0% |
Employment type
| Type | % |
|---|---|
| Private sector | 89.0% |
| Government | 11.0% |
| Self-employed | 0.0% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 86.6% |
| Carpool | 0.0% |
| Public transit | 0.0% |
| Walk | 0.0% |
| Other means | 0.0% |
| Avg commute (minutes) | 34.2 |
Poverty
All people
0.0%
Under 18 years
0.0%
18 and over
0.0%
Married-couple families
0.0%
Female-led households
0.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 36.6% |
| Retirement income | 26.8% |
| Supplemental Security | 0.0% |
| Cash public assistance | 0.0% |
| Food stamps / SNAP | 0.0% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 34.4% |
| High cholesterol | 37.8% |
| Heart disease | 7.2% |
| Stroke | 3.3% |
| Asthma | 10.7% |
| Arthritis | 28.3% |
| Kidney disease | 3.2% |
| Pulmonary disease | 7.3% |
| Cancer | 8.2% |
| Behavior / access | % |
|---|---|
| Binge drinking | 16.6% |
| No physical activity | 17.9% |
| Less than 7 hrs sleep | 27.5% |
| Fair or poor health | 13.5% |
| Poor mental health | 14.1% |
| Poor physical health | 11.2% |
| No health insurance | 8.2% |
| Visited doctor (checkup) | 71.8% |
| Visited dentist | 71.9% |
| Cholesterol screening | 91.2% |
| Teeth loss | 10.2% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 6 | 4.7% |
| Disability | % |
|---|---|
| Any disability | 11.0% |
| Under 18 | 0.0% |
| 18–64 years | 10.9% |
| 65 and over | 13.9% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 77.2% |
| Public insurance | 33.1% |
| Uninsured under 19 | 61.5% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 136 | 100.0% |
| Spanish | 0 | 0.0% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 136 | 100.0% |
| Born in same state | 136 | 100.0% |
| Born in different state | 112 | 82.4% |
| Foreign born | 0 | 0.0% |
| Naturalized citizen | 0 | 0.0% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 31 | 22.8% |
| Arab | 28 | 20.6% |
| Ancestry | Count | % |
|---|---|---|
| French | 11 | 8.1% |
| English | 3 | 2.2% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 52.2% |
| Internet access | 97.2% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.