Zip code 99338: Kennewick, Washington

Q: What city is zip code 99338?

99338 is assigned to Kennewick, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 99338 in?

99338 is in Benton County, Washington.

Q: What is the population of 99338?

About 20,633 people live in 99338, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 99338?

The median household income in 99338 is $111,042.

Q: What zip codes are near 99338?

The closest zip codes to 99338 are 99352, 99336, 99302, 99346, 99354.

Residential delivery areaBenton CountyPacific Time

Population

20,633

Median household income

$111K

U.S. $81K

Median home value

$552K

U.S. $333K

Median rent

$1,486/mo

U.S. $1,413

Median age

37.6

U.S. 38.9

Land area

35 sq mi

582 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 99338

99338 is a suburban zip code in Kennewick, Washington (Benton County), covering 35 sq mi of land. About 20,633 people live here, or 582 per square mile. The median resident is 37.6 years old, compared with 38.9 nationally.

The median household earns $111,042 a year, 38% above the national median of $80,734. 8.5% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $551,500, or 5.0 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 82% of occupied homes are lived in by their owners, and renters pay a median of $1,486 a month.

39% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 21.8 minutes each way, and 15% of workers work from home. The most common jobs among working residents are in management; healthcare; and cleaning and personal care. 20% of households speak a language other than English at home, most often Spanish.

How 99338 compares

Sorted from highest to lowest national percentile

Residents under 1829.7%
95th
U.S. 22% · WA 21.4%48th of 571 in WA
Self-employed workers14.4%
88th
U.S. 10% · WA 9.6%128th of 570 in WA
Veterans9%
85th
U.S. 6.2% · WA 7.8%244th of 571 in WA
Homeownership rate81.9%
83rd
StrengthU.S. 65.2% · WA 63.8%176th of 563 in WA
Median household income$111,042
80th
StrengthU.S. $80,734 · WA $98,141112th of 541 in WA
Healthcare workers11.9%
80th
U.S. 9.7% · WA 9.3%109th of 570 in WA
Median home value$551,500
78th
U.S. $332,700 · WA $564,600181st of 536 in WA
Government workers18.4%
78th
U.S. 14.5% · WA 16%249th of 570 in WA
Broadband access95%
76th
U.S. 91% · WA 93.6%168th of 563 in WA
Median earnings per worker$58,071
72nd
U.S. $49,666 · WA $59,959206th of 566 in WA
Per capita income$49,238
71st
U.S. $44,673 · WA $53,744187th of 570 in WA
Tech workers4.1%
69th
U.S. 3.8% · WA 6.7%175th of 570 in WA
Bachelor's degree or higher39.3%
64th
U.S. 35.7% · WA 39.6%154th of 571 in WA
Work from home14.9%
60th
U.S. 15.1% · WA 19.8%245th of 570 in WA
Median gross rent$1,486
56th
U.S. $1,413 · WA $1,760221st of 475 in WA
Uninsured rate6.9%
51st
U.S. 8.4% · WA 6.3%205th of 567 in WA
Foreign-born residents9.6%
49th
U.S. 14.1% · WA 15.4%214th of 571 in WA
Residents 65 and older16.3%
48th
U.S. 17.2% · WA 16.6%372nd of 571 in WA
Diversity index46
45th
U.S. 61.4 · WA 56.5229th of 571 in WA
Unemployment rate4.4%
41st
U.S. 5.2% · WA 5.1%308th of 570 in WA
Median age37.6
39th
U.S. 38.9 · WA 38.3404th of 571 in WA
Income inequality (Gini)0.422
39th
U.S. 0.483 · WA 0.469284th of 560 in WA
Population density582/sq mi
35th
U.S. 95/sq mi · WA 118/sq mi194th of 571 in WA
Poverty rate8.5%
35th
U.S. 12.5% · WA 9.9%327th of 563 in WA
Population20,633
32nd
U.S. 334,922,499 · WA 7,816,116176th of 571 in WA
Rent-burdened renters45.3%
30th
U.S. 51.1% · WA 49.9%298th of 541 in WA
Average commute21.8 min
22nd
U.S. 26.4 min · WA 26.6 min404th of 546 in WA
Housing vacancy3.5%
16th
U.S. 10.1% · WA 7.3%472nd of 563 in WA

Measure	99338	Benton	WA	U.S.	National percentile	Rank in WA
Residents under 18	29.7%	26.1%	21.4%	22%	95th	48th of 571
Self-employed workers	14.4%	8.5%	9.6%	10%	88th	128th of 570
Veterans	9%	7.5%	7.8%	6.2%	85th	244th of 571
Homeownership rateStrength	81.9%	67.6%	63.8%	65.2%	83rd	176th of 563
Median household incomeStrength	$111,042	$89,874	$98,141	$80,734	80th	112th of 541
Healthcare workers	11.9%	9.9%	9.3%	9.7%	80th	109th of 570
Median home value	$551,500	$407,800	$564,600	$332,700	78th	181st of 536
Government workers	18.4%	17.7%	16%	14.5%	78th	249th of 570
Broadband access	95%	92.2%	93.6%	91%	76th	168th of 563
Median earnings per worker	$58,071	$52,944	$59,959	$49,666	72nd	206th of 566
Per capita income	$49,238	$42,435	$53,744	$44,673	71st	187th of 570
Tech workers	4.1%	3%	6.7%	3.8%	69th	175th of 570
Bachelor's degree or higher	39.3%	33.2%	39.6%	35.7%	64th	154th of 571
Work from home	14.9%	12.9%	19.8%	15.1%	60th	245th of 570
Median gross rent	$1,486	$1,306	$1,760	$1,413	56th	221st of 475
Uninsured rate	6.9%	7.9%	6.3%	8.4%	51st	205th of 567
Foreign-born residents	9.6%	11.4%	15.4%	14.1%	49th	214th of 571
Residents 65 and older	16.3%	15.9%	16.6%	17.2%	48th	372nd of 571
Diversity index	46	51.4	56.5	61.4	45th	229th of 571
Unemployment rate	4.4%	5.3%	5.1%	5.2%	41st	308th of 570
Median age	37.6	36.3	38.3	38.9	39th	404th of 571
Income inequality (Gini)	0.422	0.438	0.469	0.483	39th	284th of 560
Population density	582/sq mi	125/sq mi	118/sq mi	95/sq mi	35th	194th of 571
Poverty rate	8.5%	11%	9.9%	12.5%	35th	327th of 563
Population	20,633	212,905	7,816,116	334,922,499	32nd	176th of 571
Rent-burdened renters	45.3%	48.2%	49.9%	51.1%	30th	298th of 541
Average commute	21.8 min	22.2 min	26.6 min	26.4 min	22nd	404th of 546
Housing vacancy	3.5%	6.1%	7.3%	10.1%	16th	472nd of 563

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

23%

5–17

18–24

25–34

16%

35–44

11%

45–54

10%

55–64

11%

65–74

75+

Median age

37.6

Under 18

29.7%

65 and over

16.3%

Race and ethnicity

White71%
Black4%
Hispanic17%
Asian3%
Native American0.0%
Pacific Islander0%
Other0.0%
Multiracial5%

Diversity index

U.S. 61.4

Foreign-born

9.6%

U.S. 14.1%

Born in state

52%

Language spoken at home (households)

English only

80%

Spanish

13%

Other Indo-European

Asian / Pacific

Other

Households

Households: 6,937
Average household size: 3
Family households: 80.9%
Married couples: 67.5%
Living alone: 14.1%
Veterans (of adults): 9%
Male / female: 49% / 51%

Income and poverty

Household income distribution

<$25k

$25–50k

10%

$50–75k

15%

$75–100k

13%

$100–150k

22%

$150–200k

14%

$200k+

21%

Median household income

99338

$111,042

Benton Co.

$89,874

Washington

$98,141

United States

$80,734

Per capita income

$49,238

U.S. $44,673

Poverty rate

8.5%

U.S. 12.5%

Households earning $150K+

35%

U.S. 23%

Income inequality (Gini)

0.422

U.S. 0.483

Housing

Median home value

99338

$551,500

Benton Co.

$407,800

Washington

$564,600

United States

$332,700

Median gross rent

99338

$1,486

Benton Co.

$1,306

Washington

$1,760

United States

$1,413

Types of housing

Single-family

83%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

0.2%

Housing units: 7,192
Owner-occupied: 81.9%
Vacant: 3.5%
Median year built: 2005
Median rooms: 6.5
Renters paying 30%+ of income: 45.3%
Renters paying 50%+ of income: 23%
Home value to income: 5.0× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

75%

Carpooled

Transit

Walked

Bicycle

Worked from home

15%

Other

0.5%

Commute time (one way)

<10 min

14%

10–19

41%

20–29

20%

30–44

14%

45–59

60+

Average commute

21.8 min

U.S. 26.4 min

Unemployment

4.4%

U.S. 5.2%

In labor force

64.4%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

12%

Healthcare

12%

Cleaning and personal care

Office and admin

Sales

Transportation and moving

Construction and repair

Education

Business and finance

Engineering and science

Production

Computer and math

Food service

Legal and social services

Police and fire

Arts, media and sports

Farming, fishing and forestry

Industries

Health care and social assistance

16%

Professional and technical services

11%

Retail

11%

Construction

Transportation, warehousing and utilities

Education

Other services

Finance, insurance and real estate

Admin, support and management

Public administration

Manufacturing

Restaurants and hotels

Agriculture and mining

Wholesale

Information

Arts and recreation

0.9%

Median earnings per worker

$58,071

U.S. $49,666

Self-employed

14.4%

U.S. 10%

Government workers

18.4%

U.S. 14.5%

Nonprofit workers

10.9%

U.S. 8.8%

Median earnings by type of work

Type of work	99338	U.S.
Management, business, science and arts	$91,372	$74,888
Service	$27,455	$26,804
Sales and office	$46,958	$40,476
Construction and maintenance	$69,510	$49,199
Production and transportation	$39,192	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

18%

Some college

25%

Associate's

11%

Bachelor's

23%

Graduate

16%

High school graduate or higher: 93.7%
Bachelor's degree or higher: 39.3%
Graduate or professional degree: 15.8%
Households with broadband: 95%
Cable, fiber or DSL: 82.5%
No internet access: 1.2%
Without health insurance: 6.9%
Limited-English households: 1%

Geography

City (USPS): Kennewick
State: Washington
County: Benton County
Center point: 46.1736° N, 119.2740° W
Land area: 35 sq mi
Water area: under 0.1 sq mi
Time zone: Pacific Time (UTC-8, UTC-7 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Kennewick16% of zip
Richland1% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 99338

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
99352	Richland, WA	5.1 mi	37,430	$100,108	$474,100
99336	Kennewick, WA	5.5 mi	50,735	$62,527	$324,400
99302	Pasco, WA · PO box	9.6 mi	—	—	—
99346	Plymouth, WA	10 mi	198	$50,865	$209,200
99354	Richland, WA	11 mi	25,559	$91,933	$392,600
99353	West Richland, WA	11 mi	19,251	$121,845	$450,500
99337	Kennewick, WA	12 mi	33,287	$98,848	$395,500
99320	Benton City, WA	15 mi	9,879	$90,102	$373,500
97882	Umatilla, OR	19 mi	7,976	$69,223	$244,800
99323	Burbank, WA	19 mi	4,082	$93,092	$412,900
99363	Wallula, WA	21 mi	145	—	$253,300
99301	Pasco, WA	21 mi	87,044	$87,951	$385,500

Zip codes like 99338 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 99338

What city is zip code 99338?

99338 is assigned to Kennewick, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 99338 in?

99338 is in Benton County, Washington.

What is the population of 99338?

About 20,633 people live in 99338, according to the Census Bureau's American Community Survey.

What time zone is 99338 in?

99338 is in Pacific Time.

What is the median household income in 99338?

The median household income in 99338 is $111,042.

What zip codes are near 99338?

The closest zip codes to 99338 are 99352, 99336, 99302, 99346, 99354.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 99338, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.