Pasco ZIP Codes — Franklin County, WA

There are 2 unique ZIP codes in Pasco, Washington. Area code: 509.

ZIP codes

486.29

sq mi land

13.88

sq mi water

509

area code

Pasco, WA ZIP code map

About Pasco, WA

Pasco, Washington, is a vibrant city located in the southeastern part of the state, forming part of the Tri-Cities along with Kennewick and Richland. As the county seat of Franklin County, Pasco serves as a central hub for commerce and recreation in the region. Known for its diverse community and rich agricultural background, the city offers a blend of urban living and access to scenic landscapes.

Location & geography

Pasco is situated in Franklin County, along the banks of the confluence of the Columbia and Snake Rivers. It is approximately 4 miles southwest of Kennewick, 10 miles from Richland, and about 30 miles from Walla Walla. The city covers a land area of 486.29 square miles, with 13.88 square miles designated as water, offering a mix of farmland and riverfront scenery.

Community & economy

The community of Pasco is characterized by its multicultural population and active lifestyle. Agriculture, particularly fruit and vegetable farming, is a significant industry in the area, alongside shipping and logistics due to its strategic location. Daily life is vibrant, with various events and festivals that celebrate the diverse cultural heritage of its residents.

Transportation

Pasco is well-connected by several highways, including Interstate 182 and U.S. Route 395, facilitating easy access to neighboring cities and regions. The nearest major airport is the Tri-Cities Airport, located approximately 2 miles away, providing commercial flights to various destinations. Public transit options also exist, enhancing mobility within the city.

History

Pasco was founded in the late 19th century and grew rapidly due to the arrival of the railroad, which boosted trade and agriculture. The city has been historically significant as a transportation hub, leading to its development in logistics and shipping industries. Key events include the establishment of various agricultural fairs that celebrate the region's rich farming heritage.

Did you know?

One surprising fact about Pasco is that it has one ZIP code, 99301, making it geographically simple in terms of postal services. Additionally, the Franklin County Fair, held annually, draws thousands of visitors and showcases the city’s agricultural roots.

ZIP codes for Pasco, WA (2)

ZIP code	City	County	Map
99301	Pasco	Franklin	View map
99302	Pasco	Franklin	View map

Demographics & statistics

85,210

Population

30.4

Median age

$77,999

Median household income

$32,299

Per capita income

$318,700

Median home value

$1,151

Median monthly rent

70.1%

Home ownership

13.5%

Poverty rate

5.6%

Unemployment

19,254

Housing units

21.1%

Bachelor's or higher

Age distribution

Male Female

3,675

Under 5

3,530

3,504

5–9

3,366

4,385

10–14

4,212

3,641

15–19

3,497

3,057

20–24

2,936

6,613

25–34

6,352

5,980

35–44

5,745

4,726

45–54

4,539

1,841

55–59

1,768

1,819

60–64

1,747

2,716

65–74

2,609

1,199

75–84

1,152

307

85+

294

← Male

Female →

Age summary

Group	Count	%
Under 18	27,256	32.0%
18 and over	57,954	68.0%
65 and over	8,277	9.7%
Median age	30.4 years

Race & ethnicity

White 41.8%

Hispanic or Latino 25.3%

Other race 15.7%

Two or more races 12.4%

Black or African American 1.7%

American Indian / Alaska Native 1.5%

Asian 1.5%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	47,668	41.8%
Hispanic or Latino	28,792	25.3%
Other race	17,928	15.7%
Two or more races	14,119	12.4%
Black or African American	1,921	1.7%
American Indian / Alaska Native	1,718	1.5%
Asian	1,674	1.5%
Native Hawaiian / Pacific Islander	182	0.2%

Household income

Under $10k 3.9%

$10k–$15k 2.4%

$15k–$25k 6.0%

$25k–$35k 6.6%

$35k–$50k 10.3%

$50k–$75k 18.7%

$75k–$100k 14.1%

$100k–$150k 19.2%

$150k–$200k 8.6%

$200k+ 10.1%

Range	% of households
Under $10k	3.9%
$10k–$15k	2.4%
$15k–$25k	6.0%
$25k–$35k	6.6%
$35k–$50k	10.3%
$50k–$75k	18.7%
$75k–$100k	14.1%
$100k–$150k	19.2%
$150k–$200k	8.6%
$200k+	10.1%
Median income	$77,999

Housing

Home values

Under $50k 5.0%

$50k–$100k 1.8%

$100k–$150k 4.9%

$150k–$200k 9.0%

$200k–$300k 24.3%

$300k–$500k 41.4%

$500k–$1M 12.3%

$1M+ 1.3%

Housing overview

Metric	Value
Median home value	$318,700
Median rent / month	$1,151
Owner occupied	70.1%
Renter occupied	29.9%
Vacant	4.9%
Single-family detached	73.7%
Large apartment buildings	5.4%
Mobile homes	6.1%
Median rooms	5.7
Avg household size (owned)	3.28

Year built

Era	%
2020 or later	1.3%
2010–2019	18.6%
2000–2009	27.0%
1990–1999	12.0%
1980–1989	3.6%
1970–1979	13.7%
1960–1969	6.5%
1950–1959	8.4%
1940–1949	4.6%
1939 or earlier	4.4%

Bedrooms

Size	% of units
No bedroom (studio)	3.2%
1 bedroom	5.5%
2 bedrooms	15.4%
3 bedrooms	50.2%
4 bedrooms	19.8%
5+ bedrooms	5.8%

Vehicles per household

Vehicles	% of households
No vehicle	4.6%
1 vehicle	23.3%
2 vehicles	35.7%
3 or more	36.4%

Heating fuel

Fuel type	%
Utility gas	32.8%
Electricity	64.4%
Propane / LP gas	0.9%
Fuel oil	0.5%
Wood	0.3%
Solar	0.1%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	13,637	53.3%
Cohabiting couple	2,662	10.4%
Male householder, no spouse	3,517	13.7%
Female householder, no spouse	5,769	22.5%
Households with children under 18	12,305	48.1%
Households with seniors (65+)	5,692	22.2%
Average household size	3.30

Marital status

Status	Male	Female
Never married	37.5%	33.4%
Married	51.1%	47.3%
Separated	1.4%	2.1%
Widowed	1.4%	5.4%
Divorced	8.5%	11.8%

Education

Less than 9th grade 14.6%

Some HS, no diploma 8.4%

HS graduate 25.7%

Some college, no degree 20.7%

Associate's degree 9.4%

Bachelor's degree 12.9%

Graduate / professional 8.2%

Metric	%
HS diploma or higher	77.0%
Bachelor's or higher	21.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1,034	4.2%
Kindergarten	1,830	7.4%
Elementary school	11,964	48.5%
High school	5,906	23.9%
College / grad school	3,948	16.0%

Employment

Industry of employment

Education & healthcare 20.0%

Agriculture & mining 11.9%

Professional & management 10.7%

Retail trade 10.6%

Construction 8.3%

Manufacturing 8.2%

Arts, food & hospitality 7.7%

Transportation & utilities 6.9%

Public administration 4.3%

Finance & real estate 4.0%

Other services 3.5%

Wholesale trade 3.4%

Information 0.6%

Occupation

Category	%
Management, business & arts	32.1%
Service	17.3%
Sales & office	17.9%
Natural resources & construction	17.9%
Production & transportation	14.8%

Employment type

Type	%
Private sector	79.6%
Government	14.0%
Self-employed	6.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	77.9%
Carpool	13.5%
Public transit	0.2%
Walk	0.8%
Other means	1.6%
Avg commute (minutes)	22.9

Poverty

All people 13.5%

Under 18 years 17.3%

18 and over 11.7%

Married-couple families 5.7%

Female-led households 26.4%

Income support

Source	% of households
Social Security	23.5%
Retirement income	18.5%
Supplemental Security	3.6%
Cash public assistance	4.7%
Food stamps / SNAP	21.3%

Health indicators

Condition	%
High blood pressure	26.4%
High cholesterol	28.8%
Heart disease	4.9%
Stroke	2.5%
Asthma	10.8%
Arthritis	19.5%
Kidney disease	2.6%
Pulmonary disease	5.4%
Cancer	4.6%

Behavior / access	%
Binge drinking	17.2%
No physical activity	23.6%
Less than 7 hrs sleep	32.0%
Fair or poor health	17.6%
Poor mental health	16.7%
Poor physical health	11.5%
No health insurance	22.9%
Visited doctor (checkup)	64.9%
Visited dentist	58.9%
Cholesterol screening	82.2%
Teeth loss	15.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	3,486	6.0%

Disability	%
Any disability	11.7%
Under 18	6.4%
18–64 years	10.5%
65 and over	36.3%

Health insurance coverage

Type	%
Private insurance	55.2%
Public insurance	44.0%
Uninsured under 19	5.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	78,005	91.5%
Spanish	18,056	23.1%
Other Indo-European	16,373	21.0%
Asian & Pacific Islander	994	1.3%
Other languages	504	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	66,948	78.6%
Born in same state	65,326	76.7%
Born in different state	44,244	51.9%
Foreign born	1,622	1.9%
Naturalized citizen	18,262	21.4%
Not a US citizen	6,571	36.0%

Ancestry

Ancestry	Count	%
French	5,661	6.6%
Italian	4,421	5.2%
Arab	2,197	2.6%
Polish	1,440	1.7%
English	587	0.7%

Ancestry	Count	%
German	573	0.7%
Dutch	298	0.3%
Norwegian	43	0.1%
Irish	17	0%

Technology access

Metric	% of households
Computer access	30.0%
Internet access	96.2%

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

Frequently asked questions

What ZIP codes does Pasco, WA have?

Pasco, WA has one ZIP code: 99301. Each ZIP code serves a distinct delivery area within the city and surrounding region.