Asotin ZIP Codes — Asotin County, WA

There is one unique ZIP code in Asotin, Washington and it is 99402. Area code: 509.

ZIP codes

336.35

sq mi land

2.63

sq mi water

509

area code

Asotin, WA ZIP code map

About Asotin, WA

Asotin is a small city located in the state of Washington. Nestled in Asotin County, it offers a unique blend of natural beauty and small-town charm. With its picturesque landscape and friendly community, Asotin is a hidden gem for those exploring the area's outdoor recreational opportunities.

Location & geography

Asotin is located in the southeastern part of Washington and is bordered by the scenic Snake River. The city is approximately 7 miles from the nearby city of Clarkston, 12 miles from Lewiston, Idaho, and 20 miles from the city of Pullman. The total land area of Asotin spans 336.35 square miles, while its water area is 2.63 square miles, contributing to its diverse terrain.

Community & economy

The character of Asotin is defined by its close-knit community and welcoming atmosphere. The local economy is supported by agriculture, tourism, and small businesses, reflecting the area's commitment to maintaining a vibrant daily life. Residents enjoy various outdoor activities, thanks to the proximity of the Snake River and surrounding natural landscapes.

Transportation

Transportation in Asotin is primarily facilitated by U.S. Route 12, which connects the city to larger highways and nearby urban areas. The nearest airport is the Lewiston-Nez Perce County Airport, located about 10 miles away, providing access to air travel for residents and visitors alike. Local transit options are limited, encouraging a community-oriented lifestyle.

History

Asotin was officially incorporated in the early 20th century, with key industries including agriculture and timber that shaped its early economy. The city is known for its rich history concerning Native American culture and the exploration of the Pacific Northwest. Notable events in its history include its growth as a trading post and its continued development in the face of changing economic landscapes.

Did you know?

One surprising fact about Asotin is that it is named after the Nez Perce word for 'place of the fish,' highlighting its connection to indigenous culture. Additionally, the city hosts various fishing and outdoor events that attract visitors from far and wide.

ZIP codes for Asotin, WA (1)

ZIP code	City	County	Map
99402	Asotin	Asotin	View map

Demographics & statistics

1,594

Population

53.0

Median age

$80,769

Median household income

$56,347

Per capita income

$320,600

Median home value

$938

Median monthly rent

89.3%

Home ownership

6.0%

Poverty rate

2.9%

Unemployment

754

Housing units

31.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

117

45–54

120

55–59

60–64

118

65–74

120

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	313	19.6%
18 and over	1,281	80.4%
65 and over	433	27.2%
Median age	53.0 years

Race & ethnicity

White 87.9%

Hispanic or Latino 4.1%

Two or more races 3.6%

Other race 2.8%

Black or African American 1.1%

Asian 0.5%

Group	Count	%
White	1,461	87.9%
Hispanic or Latino	69	4.1%
Two or more races	60	3.6%
Other race	46	2.8%
Black or African American	18	1.1%
Asian	9	0.5%

Household income

Under $10k 3.2%

$15k–$25k 11.0%

$25k–$35k 7.1%

$35k–$50k 2.5%

$50k–$75k 22.2%

$75k–$100k 13.0%

$100k–$150k 13.7%

$150k–$200k 13.8%

$200k+ 13.6%

Range	% of households
Under $10k	3.2%
$15k–$25k	11.0%
$25k–$35k	7.1%
$35k–$50k	2.5%
$50k–$75k	22.2%
$75k–$100k	13.0%
$100k–$150k	13.7%
$150k–$200k	13.8%
$200k+	13.6%
Median income	$80,769

Housing

Home values

Under $50k 7.8%

$50k–$100k 1.7%

$100k–$150k 10.3%

$150k–$200k 9.8%

$200k–$300k 18.3%

$300k–$500k 23.5%

$500k–$1M 28.7%

Housing overview

Metric	Value
Median home value	$320,600
Median rent / month	$938
Owner occupied	89.3%
Renter occupied	10.7%
Vacant	12.3%
Single-family detached	77.2%
Large apartment buildings	0.0%
Mobile homes	21.0%
Median rooms	6.2
Avg household size (owned)	2.14

Year built

Era	%
2020 or later	0.0%
2010–2019	3.7%
2000–2009	22.6%
1990–1999	12.5%
1980–1989	3.0%
1970–1979	16.8%
1960–1969	5.4%
1950–1959	4.2%
1940–1949	9.1%
1939 or earlier	22.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.5%
2 bedrooms	27.3%
3 bedrooms	34.7%
4 bedrooms	20.2%
5+ bedrooms	12.3%

Vehicles per household

Vehicles	% of households
No vehicle	5.6%
1 vehicle	20.1%
2 vehicles	29.9%
3 or more	44.4%

Heating fuel

Fuel type	%
Utility gas	47.4%
Electricity	38.2%
Propane / LP gas	7.8%
Fuel oil	0.8%
Wood	5.8%

Households & families

Household type	Count	%
Married-couple family	316	43.3%
Cohabiting couple	62	8.5%
Male householder, no spouse	155	21.2%
Female householder, no spouse	197	27.0%
Households with children under 18	185	25.3%
Households with seniors (65+)	300	41.1%
Average household size	2.18

Marital status

Status	Male	Female
Never married	22.5%	28.7%
Married	53.0%	47.9%
Separated	3.3%	1.0%
Widowed	0.6%	12.8%
Divorced	20.5%	9.6%

Education

Less than 9th grade 0.8%

Some HS, no diploma 9.9%

HS graduate 25.1%

Some college, no degree 22.9%

Associate's degree 9.8%

Bachelor's degree 17.7%

Graduate / professional 13.8%

Metric	%
HS diploma or higher	89.3%
Bachelor's or higher	31.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	39	13.8%
Kindergarten	9	3.2%
Elementary school	113	40.1%
High school	88	31.2%
College / grad school	33	11.7%

Employment

Industry of employment

Education & healthcare 26.6%

Manufacturing 14.6%

Construction 9.8%

Professional & management 9.5%

Retail trade 8.7%

Finance & real estate 8.3%

Transportation & utilities 5.8%

Agriculture & mining 5.3%

Public administration 3.9%

Arts, food & hospitality 2.9%

Other services 2.8%

Information 1.7%

Occupation

Category	%
Management, business & arts	49.2%
Service	8.4%
Sales & office	24.5%
Natural resources & construction	9.4%
Production & transportation	8.4%

Employment type

Type	%
Private sector	83.0%
Government	12.2%
Self-employed	4.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	72.9%
Carpool	11.2%
Public transit	0.0%
Walk	2.1%
Other means	0.0%
Avg commute (minutes)	24.1

Poverty

All people 6.0%

Under 18 years 6.1%

18 and over 6.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	41.2%
Retirement income	40.4%
Supplemental Security	10.8%
Cash public assistance	1.5%
Food stamps / SNAP	7.7%

Health indicators

Condition	%
High blood pressure	33.0%
High cholesterol	35.1%
Heart disease	6.7%
Stroke	3.1%
Asthma	11.1%
Arthritis	28.6%
Kidney disease	3.1%
Pulmonary disease	6.9%
Cancer	7.9%

Behavior / access	%
Binge drinking	17.4%
No physical activity	19.0%
Less than 7 hrs sleep	28.5%
Fair or poor health	13.1%
Poor mental health	14.7%
Poor physical health	11.0%
No health insurance	8.8%
Visited doctor (checkup)	70.7%
Visited dentist	70.0%
Cholesterol screening	90.3%
Teeth loss	10.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	141	11.0%

Disability	%
Any disability	18.0%
Under 18	2.2%
18–64 years	13.1%
65 and over	39.0%

Health insurance coverage

Type	%
Private insurance	70.5%
Public insurance	45.4%
Uninsured under 19	5.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,512	94.9%
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)	1,529	95.9%
Born in same state	1,507	94.5%
Born in different state	487	30.6%
Foreign born	22	1.4%
Naturalized citizen	65	4.1%
Not a US citizen	46	70.8%

Ancestry

Ancestry	Count	%
French	241	15.1%
Italian	200	12.5%
Arab	49	3.1%

Ancestry	Count	%
English	26	1.6%
Polish	16	1%
German	14	0.9%

Technology access

Metric	% of households
Computer access	45.8%
Internet access	93.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Asotin, WA have?

Asotin, WA has one ZIP code: 99402. Each ZIP code serves a distinct delivery area within the city and surrounding region.