98042 ZIP Code — Kent, WA

King County, Washington

ZIP code 98042 is located in Kent, Washington, within King County. It covers approximately 27.79 square miles and serves a population of 49,338 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 253/425.

About ZIP code 98042

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $568,100. Owner-occupancy is high at 84%, well above the national average.

The gap between median ($122,709) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 35 minutes is near the national average.

Educational attainment is near the national average, with 33% of residents holding a bachelor's degree or higher.

49,338
population
27.79
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
98042 ZIP code map
Cities in ZIP code 98042

Below are the cities the US Postal Service accepts for ZIP code 98042. Using any city not on this list may result in mail delivery delays.

City Status
Kent Acceptable
Kent Preferred
Nearby ZIP codes
98030 Kent (4.5 mi) 98058 Renton (4.9 mi) 98092 Auburn (5.2 mi) 98038 Maple Valley (5.3 mi) 98031 Kent (5.6 mi) 98010 Black Diamond (6.1 mi) 98002 Auburn (6.3 mi) 98055 Renton (7.4 mi) 98032 Kent (7.8 mi) 98001 Auburn (8.6 mi) 98051 Ravensdale (8.6 mi) 98057 Renton (9.2 mi)
Demographics updated 06/2026
Population
Total population 49,338
Population density 1,775 / sq mi
State FIPS 53
County FIPS 033
Geography
Land area 27.79 sq mi
Water area 0.58 sq mi
Latitude 47.3645
Longitude -122.1021
Timezone Pacific (PT)
Area code 253/425
Total population by age
Gender
Race & ethnicity
Economics updated 06/2026
Household income
Income range This ZIP County avg State avg
Under $50k 18.5% 24.4% 31.7%
$50k – $100k 28.8% 25.9% 30.6%
$100k – $200k 37.9% 30.8% 27.1%
Over $200k 14.9% 18.9% 10.6%

Demographics & statistics

49,338
Population
1,775
People per sq mi
39.8
Median age
$122,709
Median household income
$51,663
Per capita income
$568,100
Median home value
$2,000
Median monthly rent
83.5%
Home ownership
4.2%
Poverty rate
3.0%
Unemployment
14,504
Housing units
32.7%
Bachelor's or higher

Age distribution

Male Female
1,534
Under 5
1,449
1,848
5–9
1,746
1,679
10–14
1,585
1,684
15–19
1,590
1,461
20–24
1,380
2,786
25–34
2,630
3,757
35–44
3,547
3,725
45–54
3,518
1,767
55–59
1,668
1,985
60–64
1,875
2,055
65–74
1,940
770
75–84
728
325
85+
306
← Male
Female →

Age summary

GroupCount%
Under 1811,91424.1%
18 and over37,42475.9%
65 and over6,12412.4%
Median age39.8 years

Race & ethnicity

White 62.2%
Asian 12.2%
Two or more races 8.4%
Hispanic or Latino 7.2%
Black or African American 5.9%
Other race 3.4%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.3%
GroupCount%
White33,07562.2%
Asian6,46912.2%
Two or more races4,4638.4%
Hispanic or Latino3,8287.2%
Black or African American3,1465.9%
Other race1,8283.4%
American Indian / Alaska Native2160.4%
Native Hawaiian / Pacific Islander1410.3%

Household income

Income range This ZIP County avg State avg
Under $50k 18.5% 24.4% 31.7%
$50k – $100k 28.8% 25.9% 30.6%
$100k – $200k 37.9% 30.8% 27.1%
Over $200k 14.9% 18.9% 10.6%
Under $10k 1.8%
$10k–$15k 0.9%
$15k–$25k 1.9%
$25k–$35k 3.1%
$35k–$50k 6.5%
$50k–$75k 11.5%
$75k–$100k 11.8%
$100k–$150k 24.0%
$150k–$200k 16.5%
$200k+ 22.0%
Range% of households
Under $10k1.8%
$10k–$15k0.9%
$15k–$25k1.9%
$25k–$35k3.1%
$35k–$50k6.5%
$50k–$75k11.5%
$75k–$100k11.8%
$100k–$150k24.0%
$150k–$200k16.5%
$200k+22.0%
Median income$122,709

Housing

Home values

Under $50k 2.1%
$50k–$100k 0.7%
$100k–$150k 1.0%
$150k–$200k 0.8%
$200k–$300k 4.6%
$300k–$500k 29.2%
$500k–$1M 56.9%
$1M+ 4.6%

Housing overview

MetricValue
Median home value$568,100
Median rent / month$2,000
Owner occupied83.5%
Renter occupied16.5%
Vacant3.5%
Single-family detached85.6%
Large apartment buildings3.9%
Mobile homes3.6%
Median rooms6.6
Avg household size (owned)2.95

Year built

Era%
2020 or later0.8%
2010–20198.1%
2000–200918.5%
1990–199917.2%
1980–198917.3%
1970–197915.8%
1960–196915.5%
1950–19593.8%
1940–19491.0%
1939 or earlier2.0%

Bedrooms

Size% of units
No bedroom (studio)0.9%
1 bedroom3.8%
2 bedrooms9.4%
3 bedrooms44.1%
4 bedrooms34.8%
5+ bedrooms7.0%

Vehicles per household

Vehicles% of households
No vehicle3.4%
1 vehicle17.7%
2 vehicles37.4%
3 or more41.4%

Heating fuel

Fuel type%
Utility gas56.9%
Electricity33.7%
Propane / LP gas3.4%
Fuel oil3.0%
Wood1.8%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family10,70064.2%
Cohabiting couple1,1336.8%
Male householder, no spouse2,22713.4%
Female householder, no spouse2,59415.6%
Households with children under 186,35338.1%
Households with seniors (65+)4,27525.7%
Average household size2.96

Marital status

StatusMaleFemale
Never married29.3%22.9%
Married59.6%58.1%
Separated0.6%0.7%
Widowed1.9%6.5%
Divorced8.7%11.7%

Education

Less than 9th grade 2.7%
Some HS, no diploma 4.4%
HS graduate 23.9%
Some college, no degree 24.0%
Associate's degree 12.3%
Bachelor's degree 23.1%
Graduate / professional 9.6%
Metric%
HS diploma or higher92.9%
Bachelor's or higher32.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool4363.8%
Kindergarten7526.5%
Elementary school5,12844.6%
High school2,79124.3%
College / grad school2,38220.7%

Employment

Industry of employment

Education & healthcare 18.4%
Manufacturing 12.9%
Retail trade 11.5%
Professional & management 10.7%
Construction 9.6%
Transportation & utilities 9.0%
Arts, food & hospitality 8.0%
Finance & real estate 6.2%
Public administration 4.3%
Other services 4.0%
Wholesale trade 3.3%
Information 1.5%
Agriculture & mining 0.5%

Occupation

Category%
Management, business & arts40.7%
Service14.3%
Sales & office23.2%
Natural resources & construction8.8%
Production & transportation13.1%

Employment type

Type%
Private sector80.5%
Government14.0%
Self-employed5.3%
Unpaid family workers0.2%

Commute

Method%
Drive alone75.8%
Carpool7.7%
Public transit2.0%
Walk0.9%
Work from home12.8%
Other means0.7%
Avg commute (minutes)34.5

Poverty

All people 4.2%
Under 18 years 4.1%
18 and over 4.2%
Married-couple families 1.4%
Female-led households 15.0%

Income support

Source% of households
Social Security24.5%
Retirement income23.4%
Supplemental Security3.9%
Cash public assistance2.7%
Food stamps / SNAP6.3%

Health indicators

Condition%
Obesity22.9%
High blood pressure26.9%
High cholesterol30.1%
Diabetes6.8%
Heart disease4.4%
Stroke2.2%
Asthma9.7%
Arthritis19.9%
Kidney disease2.2%
Pulmonary disease4.4%
Cancer5.9%
Behavior / access%
Smoking12.3%
Binge drinking19.7%
No physical activity14.4%
Less than 7 hrs sleep28.1%
Depression25.4%
Fair or poor health10.5%
Poor mental health14.0%
Poor physical health8.5%
No health insurance10.1%
Visited doctor (checkup)67.7%
Visited dentist71.5%
Cholesterol screening88.9%
Teeth loss8.0%

Veterans & disability

VeteransCount%
Civilian veterans3,0538.2%
Disability%
Any disability10.6%
Under 184.2%
18–64 years8.4%
65 and over34.2%

Health insurance coverage

Type%
Private insurance77.2%
Public insurance28.8%
No insurance4.9%
Uninsured under 194.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only46,35594.0%
Spanish4,87010.5%
Other Indo-European9102.0%
Asian & Pacific Islander1,8243.9%
Other languages1,7143.7%

Place of birth & citizenship

OriginCount%
Native born (US)40,35081.8%
Born in same state39,63080.3%
Born in different state24,76350.2%
Foreign born7201.5%
Naturalized citizen8,98818.2%
Not a US citizen5,12057.0%

Ancestry

AncestryCount%
French6,34212.9%
Italian3,5987.3%
Polish2,2364.5%
Arab1,7153.5%
English5571.1%
AncestryCount%
Dutch4831%
Irish3050.6%
Norwegian1930.4%
German1900.4%

Technology access

Metric% of households
Computer access33.8%
Internet access97.5%

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

Frequently asked questions about ZIP code 98042

What city is ZIP code 98042 in?

ZIP code 98042 is primarily assigned to Kent, Washington.

What county is ZIP code 98042 in?

ZIP code 98042 falls within King County, Washington.

Is ZIP code 98042 mostly owner-occupied?

84% of occupied units in ZIP code 98042 are owner-occupied, well above the national average.

What is the median household income in ZIP code 98042?

The median household income in ZIP code 98042 is $122,709, above the national median of ~$75,000.

What is the typical home value in ZIP code 98042?

The median home value in ZIP code 98042 is $568,100.

What is the population of ZIP code 98042?

ZIP code 98042 has an estimated population of 49,338 residents, with a density of 1,776 people per square mile.

What timezone is ZIP code 98042 in?

ZIP code 98042 observes the PST timezone.

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