West Richland ZIP Codes — Benton County, WA

There is one unique ZIP code in West Richland, Washington and it is 99353. Area code: 509.

ZIP codes

25.81

sq mi land

0.68

sq mi water

509

area code

West Richland, WA ZIP code map

About West Richland, WA

West Richland, Washington, is a welcoming city located in Benton County. Known for its family-friendly atmosphere and beautiful landscape, it offers a small-town feel while being close to urban amenities. West Richland serves as a serene residential area with various recreational opportunities and community events.

Location & geography

Situated in southeastern Washington, West Richland is surrounded by several other cities, including Richland approximately 9 miles to the southwest and Kennewick about 10 miles to the south. The terrain of West Richland is characterized by rolling hills and is primarily a land area of 25.81 square miles. Additionally, the city has a modest water area of 0.68 square miles, contributing to its scenic beauty.

Community & economy

West Richland has a vibrant community characterized by its active participation in local events and strong family values. The city's economy is bolstered by various industries, including agriculture, retail, and service-oriented businesses. Daily life in West Richland includes community gatherings, outdoor activities, and a focus on maintaining a close-knit environment.

Transportation

Transportation options in West Richland are convenient, with major routes such as Highway 240 providing access to neighboring cities. The nearest airport is Tri-Cities Airport, located about 15 miles away, offering regional flights and connecting the city to broader travel networks. Local transit options make it easy for residents to navigate both within the city and to nearby areas.

History

West Richland was founded during the post-World War II era as a result of regional growth, primarily driven by agricultural development and the construction of the nearby Manhattan Project facilities. Key industries have included agriculture and small business operations that support the local economy. Over the years, West Richland has witnessed significant growth, with its population increasing as more families seek a quiet lifestyle close to the Tri-Cities area.

Did you know?

One surprising fact about West Richland is its proximity to the Columbia River, which offers fishing, boating, and scenic views. Additionally, the city is known for its annual events, including the West Richland Community Days, which celebrate local culture and community spirit.

ZIP codes for West Richland, WA (1)

ZIP code	City	County	Map
99353	West Richland	Benton	View map

Demographics & statistics

18,264

Population

36.0

Median age

$119,463

Median household income

$43,047

Per capita income

$381,000

Median home value

$1,379

Median monthly rent

85.6%

Home ownership

6.7%

Poverty rate

3.5%

Unemployment

5,297

Housing units

39.3%

Bachelor's or higher

Age distribution

Male Female

738

Under 5

782

748

5–9

792

867

10–14

919

762

15–19

808

300

20–24

318

934

25–34

990

1,429

35–44

1,513

1,130

45–54

1,197

475

55–59

504

486

60–64

514

634

65–74

672

235

75–84

249

130

85+

138

← Male

Female →

Age summary

Group	Count	%
Under 18	5,958	32.6%
18 and over	12,306	67.4%
65 and over	2,058	11.3%
Median age	36.0 years

Race & ethnicity

White 72%

Two or more races 12.2%

Hispanic or Latino 9.4%

Other race 3.3%

Asian 1.2%

Black or African American 1%

Native Hawaiian / Pacific Islander 0.5%

American Indian / Alaska Native 0.2%

Group	Count	%
White	14,525	72%
Two or more races	2,465	12.2%
Hispanic or Latino	1,904	9.4%
Other race	668	3.3%
Asian	251	1.2%
Black or African American	203	1%
Native Hawaiian / Pacific Islander	109	0.5%
American Indian / Alaska Native	43	0.2%

Household income

Under $10k 3.1%

$10k–$15k 1.8%

$15k–$25k 2.2%

$25k–$35k 4.5%

$35k–$50k 6.0%

$50k–$75k 9.7%

$75k–$100k 11.3%

$100k–$150k 29.1%

$150k–$200k 15.4%

$200k+ 17.0%

Range	% of households
Under $10k	3.1%
$10k–$15k	1.8%
$15k–$25k	2.2%
$25k–$35k	4.5%
$35k–$50k	6.0%
$50k–$75k	9.7%
$75k–$100k	11.3%
$100k–$150k	29.1%
$150k–$200k	15.4%
$200k+	17.0%
Median income	$119,463

Housing

Home values

Under $50k 6.7%

$50k–$100k 3.5%

$100k–$150k 2.0%

$150k–$200k 7.6%

$200k–$300k 11.7%

$300k–$500k 42.8%

$500k–$1M 25.0%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$381,000
Median rent / month	$1,379
Owner occupied	85.6%
Renter occupied	14.4%
Vacant	5.3%
Single-family detached	82.5%
Large apartment buildings	0.2%
Mobile homes	12.0%
Median rooms	6.5
Avg household size (owned)	3.16

Year built

Era	%
2020 or later	0.8%
2010–2019	20.7%
2000–2009	26.3%
1990–1999	22.1%
1980–1989	7.4%
1970–1979	11.6%
1960–1969	2.7%
1950–1959	3.8%
1940–1949	3.2%
1939 or earlier	1.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	1.1%
2 bedrooms	11.3%
3 bedrooms	50.9%
4 bedrooms	27.1%
5+ bedrooms	8.8%

Vehicles per household

Vehicles	% of households
No vehicle	2.5%
1 vehicle	14.2%
2 vehicles	42.3%
3 or more	41.0%

Heating fuel

Fuel type	%
Utility gas	11.0%
Electricity	86.0%
Propane / LP gas	0.3%
Fuel oil	0.4%
Wood	1.4%
Solar	0.7%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	3,785	65.1%
Cohabiting couple	304	5.2%
Male householder, no spouse	818	14.1%
Female householder, no spouse	904	15.6%
Households with children under 18	2,592	44.6%
Households with seniors (65+)	1,380	23.7%
Average household size	3.14

Marital status

Status	Male	Female
Never married	28.9%	23.1%
Married	61.3%	57.7%
Separated	0.2%	2.6%
Widowed	1.3%	5.4%
Divorced	8.3%	11.2%

Education

Less than 9th grade 1.4%

Some HS, no diploma 4.7%

HS graduate 19.8%

Some college, no degree 22.9%

Associate's degree 11.9%

Bachelor's degree 25.4%

Graduate / professional 13.9%

Metric	%
HS diploma or higher	93.9%
Bachelor's or higher	39.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	364	6.5%
Kindergarten	310	5.5%
Elementary school	2,556	45.4%
High school	1,529	27.1%
College / grad school	874	15.5%

Employment

Industry of employment

Education & healthcare 22.7%

Professional & management 20.0%

Construction 11.6%

Retail trade 8.2%

Transportation & utilities 6.1%

Arts, food & hospitality 6.1%

Manufacturing 6.0%

Public administration 5.8%

Finance & real estate 4.2%

Other services 3.8%

Agriculture & mining 2.7%

Wholesale trade 1.8%

Information 1.0%

Occupation

Category	%
Management, business & arts	49.9%
Service	15.7%
Sales & office	15.5%
Natural resources & construction	12.7%
Production & transportation	6.3%

Employment type

Type	%
Private sector	76.7%
Government	18.5%
Self-employed	4.5%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	75.0%
Carpool	9.1%
Public transit	0.6%
Walk	0.6%
Other means	1.2%
Avg commute (minutes)	24.4

Poverty

All people 6.7%

Under 18 years 7.8%

18 and over 6.1%

Married-couple families 3.4%

Female-led households 13.9%

Income support

Source	% of households
Social Security	22.9%
Retirement income	22.8%
Supplemental Security	3.0%
Cash public assistance	2.2%
Food stamps / SNAP	8.5%

Health indicators

Condition	%
High blood pressure	27.3%
High cholesterol	31.1%
Heart disease	4.8%
Stroke	2.3%
Asthma	10.7%
Arthritis	22.4%
Kidney disease	2.3%
Pulmonary disease	5.1%
Cancer	6.1%

Behavior / access	%
Binge drinking	17.9%
No physical activity	15.8%
Less than 7 hrs sleep	29.5%
Fair or poor health	11.0%
Poor mental health	14.6%
Poor physical health	9.3%
No health insurance	8.9%
Visited doctor (checkup)	70.5%
Visited dentist	70.7%
Cholesterol screening	89.0%
Teeth loss	9.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,134	9.2%

Disability	%
Any disability	10.6%
Under 18	4.0%
18–64 years	9.1%
65 and over	36.8%

Health insurance coverage

Type	%
Private insurance	78.3%
Public insurance	29.2%
Uninsured under 19	2.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	16,744	91.7%
Spanish	918	5.5%
Other Indo-European	815	4.9%
Asian & Pacific Islander	17	0.1%
Other languages	22	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	17,138	93.8%
Born in same state	16,902	92.5%
Born in different state	10,138	55.5%
Foreign born	236	1.3%
Naturalized citizen	1,126	6.2%
Not a US citizen	407	36.1%

Ancestry

Ancestry	Count	%
French	2,091	11.4%
Italian	1,778	9.7%
Arab	1,324	7.2%
Polish	846	4.6%
Dutch	274	1.5%

Ancestry	Count	%
English	224	1.2%
German	191	1%
Norwegian	9	0%
Irish	1	0%

Technology access

Metric	% of households
Computer access	31.8%
Internet access	99.0%

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

Frequently asked questions

What ZIP codes does West Richland, WA have?

West Richland, WA has one ZIP code: 99353. Each ZIP code serves a distinct delivery area within the city and surrounding region.