Zip code 98388: Steilacoom, Washington

Q: What city is zip code 98388?

98388 is assigned to Steilacoom, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 98388 in?

98388 is in Pierce County, Washington.

Q: What is the population of 98388?

About 7,043 people live in 98388, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 98388?

The median household income in 98388 is $100,851.

Q: What zip codes are near 98388?

The closest zip codes to 98388 are 98333, 98303, 98351, 98349, 98467.

Residential delivery areaPierce CountyPacific Time

Population

7,043

Median household income

$101K

U.S. $81K

Median home value

$655K

U.S. $333K

Median rent

$1,818/mo

U.S. $1,413

Median age

40.7

U.S. 38.9

Land area

8.8 sq mi

797 people/sq mi

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

About 98388

98388 is a suburban zip code in Steilacoom, Washington (Pierce County), covering 8.8 sq mi of land. About 7,043 people live here, or 797 per square mile. The median resident is 40.7 years old, compared with 38.9 nationally.

The median household earns $100,851 a year, 25% above the national median of $80,734. 14.4% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $655,000, or 6.5 years of median household income (U.S.: 4.1 years), which makes homes relatively expensive for local earners. 63% of occupied homes are lived in by their owners, and renters pay a median of $1,818 a month.

46% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 26.8 minutes each way, and 24% of workers work from home. The most common jobs among working residents are in management; healthcare; and office and administrative support.

How 98388 compares

Sorted from highest to lowest national percentile

Veterans16.2%
98th
U.S. 6.2% · WA 7.8%50th of 571 in WA
Government workers26%
96th
U.S. 14.5% · WA 16%128th of 570 in WA
Broadband access97.3%
94th
StrengthU.S. 91% · WA 93.6%52nd of 563 in WA
Work from home24%
86th
U.S. 15.1% · WA 19.8%124th of 570 in WA
Median home value$655,000
85th
U.S. $332,700 · WA $564,600112th of 536 in WA
Rent-burdened renters59.9%
83rd
WeaknessU.S. 51.1% · WA 49.9%83rd of 541 in WA
Per capita income$52,413
76th
U.S. $44,673 · WA $53,744146th of 570 in WA
Healthcare workers11.5%
76th
U.S. 9.7% · WA 9.3%120th of 570 in WA
Median gross rent$1,818
75th
U.S. $1,413 · WA $1,760129th of 475 in WA
Bachelor's degree or higher45.8%
74th
U.S. 35.7% · WA 39.6%112th of 571 in WA
Unemployment rate6.4%
73rd
U.S. 5.2% · WA 5.1%152nd of 570 in WA
Median household income$100,851
72nd
U.S. $80,734 · WA $98,141159th of 541 in WA
Income inequality (Gini)0.460
70th
U.S. 0.483 · WA 0.469128th of 560 in WA
Residents 65 and older19.1%
68th
U.S. 17.2% · WA 16.6%274th of 571 in WA
Tech workers4%
68th
U.S. 3.8% · WA 6.7%183rd of 570 in WA
Poverty rate14.4%
67th
U.S. 12.5% · WA 9.9%149th of 563 in WA
Median age40.7
63rd
U.S. 38.9 · WA 38.3288th of 571 in WA
Median earnings per worker$51,014
58th
U.S. $49,666 · WA $59,959310th of 566 in WA
Average commute26.8 min
55th
U.S. 26.4 min · WA 26.6 min262nd of 546 in WA
Diversity index51.3
54th
U.S. 61.4 · WA 56.5179th of 571 in WA
Self-employed workers9%
46th
U.S. 10% · WA 9.6%335th of 570 in WA
Foreign-born residents8.6%
45th
U.S. 14.1% · WA 15.4%244th of 571 in WA
Uninsured rate5.9%
42nd
U.S. 8.4% · WA 6.3%269th of 567 in WA
Population density797/sq mi
40th
U.S. 95/sq mi · WA 118/sq mi176th of 571 in WA
Homeownership rate62.9%
37th
U.S. 65.2% · WA 63.8%422nd of 563 in WA
Residents under 1819.3%
26th
U.S. 22% · WA 21.4%332nd of 571 in WA
Population7,043
11th
U.S. 334,922,499 · WA 7,816,116271st of 571 in WA
Housing vacancy2.6%
7th
U.S. 10.1% · WA 7.3%513th of 563 in WA

Measure	98388	Pierce	WA	U.S.	National percentile	Rank in WA
Veterans	16.2%	10.9%	7.8%	6.2%	98th	50th of 571
Government workers	26%	18.3%	16%	14.5%	96th	128th of 570
Broadband accessStrength	97.3%	94.6%	93.6%	91%	94th	52nd of 563
Work from home	24%	13.9%	19.8%	15.1%	86th	124th of 570
Median home value	$655,000	$526,600	$564,600	$332,700	85th	112th of 536
Rent-burdened rentersWeakness	59.9%	53%	49.9%	51.1%	83rd	83rd of 541
Per capita income	$52,413	$47,648	$53,744	$44,673	76th	146th of 570
Healthcare workers	11.5%	10.1%	9.3%	9.7%	76th	120th of 570
Median gross rent	$1,818	$1,806	$1,760	$1,413	75th	129th of 475
Bachelor's degree or higher	45.8%	30.9%	39.6%	35.7%	74th	112th of 571
Unemployment rate	6.4%	5.2%	5.1%	5.2%	73rd	152nd of 570
Median household income	$100,851	$99,564	$98,141	$80,734	72nd	159th of 541
Income inequality (Gini)	0.460	0.423	0.469	0.483	70th	128th of 560
Residents 65 and older	19.1%	14.8%	16.6%	17.2%	68th	274th of 571
Tech workers	4%	3.3%	6.7%	3.8%	68th	183rd of 570
Poverty rate	14.4%	8.8%	9.9%	12.5%	67th	149th of 563
Median age	40.7	37	38.3	38.9	63rd	288th of 571
Median earnings per worker	$51,014	$58,904	$59,959	$49,666	58th	310th of 566
Average commute	26.8 min	31.3 min	26.6 min	26.4 min	55th	262nd of 546
Diversity index	51.3	58.8	56.5	61.4	54th	179th of 571
Self-employed workers	9%	7.9%	9.6%	10%	46th	335th of 570
Foreign-born residents	8.6%	10.9%	15.4%	14.1%	45th	244th of 571
Uninsured rate	5.9%	5.9%	6.3%	8.4%	42nd	269th of 567
Population density	797/sq mi	558/sq mi	118/sq mi	95/sq mi	40th	176th of 571
Homeownership rate	62.9%	64.7%	63.8%	65.2%	37th	422nd of 563
Residents under 18	19.3%	23%	21.4%	22%	26th	332nd of 571
Population	7,043	930,319	7,816,116	334,922,499	11th	271st of 571
Housing vacancy	2.6%	5%	7.3%	10.1%	7th	513th 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

14%

5–17

18–24

12%

25–34

16%

35–44

11%

45–54

14%

55–64

13%

65–74

75+

Median age

40.7

Under 18

19.3%

65 and over

19.1%

Race and ethnicity

White68%
Black5%
Hispanic13%
Asian5%
Native American0.4%
Pacific Islander0%
Other0.2%
Multiracial9%

Diversity index

51.3

U.S. 61.4

Foreign-born

8.6%

U.S. 14.1%

Born in state

37.4%

Language spoken at home (households)

English only

84%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 2,813
Average household size: 2.4
Family households: 66.3%
Married couples: 50.5%
Living alone: 26.1%
Veterans (of adults): 16.2%
Male / female: 49% / 51%

Income and poverty

Household income distribution

<$25k

12%

$25–50k

12%

$50–75k

16%

$75–100k

10%

$100–150k

22%

$150–200k

13%

$200k+

16%

Median household income

98388

$100,851

Pierce Co.

$99,564

Washington

$98,141

United States

$80,734

Per capita income

$52,413

U.S. $44,673

Poverty rate

14.4%

U.S. 12.5%

Households earning $150K+

28.9%

U.S. 23%

Income inequality (Gini)

0.460

U.S. 0.483

Housing

Median home value

98388

$655,000

Pierce Co.

$526,600

Washington

$564,600

United States

$332,700

Median gross rent

98388

$1,818

Pierce Co.

$1,806

Washington

$1,760

United States

$1,413

Types of housing

Single-family

74%

2–4 units

5–19 units

12%

20+ units

Mobile home

0.3%

Boat, RV, van

Housing units: 2,889
Owner-occupied: 62.9%
Vacant: 2.6%
Median year built: 1978
Median rooms: 6.1
Renters paying 30%+ of income: 59.9%
Renters paying 50%+ of income: 14.5%
Home value to income: 6.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

59%

Carpooled

Transit

Walked

Bicycle

Worked from home

24%

Other

0.3%

Commute time (one way)

<10 min

12%

10–19

26%

20–29

25%

30–44

22%

45–59

60+

11%

Average commute

26.8 min

U.S. 26.4 min

Unemployment

6.4%

U.S. 5.2%

In labor force

62.3%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

12%

Healthcare

12%

Office and admin

Transportation and moving

Business and finance

Sales

Education

Cleaning and personal care

Food service

Construction and repair

Production

Legal and social services

Engineering and science

Computer and math

Arts, media and sports

Farming, fishing and forestry

0.8%

Police and fire

0.7%

Industries

Health care and social assistance

18%

Public administration

11%

Retail

10%

Professional and technical services

10%

Manufacturing

Transportation, warehousing and utilities

Education

Construction

Finance, insurance and real estate

Restaurants and hotels

Other services

Arts and recreation

Information

Admin, support and management

Wholesale

0.8%

Agriculture and mining

0.8%

Median earnings per worker

$51,014

U.S. $49,666

Self-employed

U.S. 10%

Government workers

26%

U.S. 14.5%

Nonprofit workers

15.4%

U.S. 8.8%

Median earnings by type of work

Type of work	98388	U.S.
Management, business, science and arts	$81,558	$74,888
Service	$24,479	$26,804
Sales and office	$47,917	$40,476
Construction and maintenance	$41,583	$49,199
Production and transportation	$45,924	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

16%

Some college

20%

Associate's

10%

Bachelor's

24%

Graduate

22%

High school graduate or higher: 91.8%
Bachelor's degree or higher: 45.8%
Graduate or professional degree: 22.2%
Households with broadband: 97.3%
Cable, fiber or DSL: 87.8%
No internet access: 2.2%
Without health insurance: 5.9%
Limited-English households: 0.2%

Geography

City (USPS): Steilacoom
State: Washington
County: Pierce County
Center point: 47.2095° N, 122.6843° W
Land area: 8.8 sq mi
Water area: 13 sq mi
Time zone: Pacific Time (UTC-8, UTC-7 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Steilacoom22% of zip
Ketron Island (unincorporated)4% of zip

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

Zip codes near 98388

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
98333	Fox Island, WA	3.8 mi	3,414	$172,292	$1,003,900
98303	Anderson Island, WA	4.1 mi	1,448	$80,282	$546,300
98351	Longbranch, WA	4.3 mi	1,891	$151,660	$752,100
98349	Lakebay, WA	5.4 mi	4,931	$75,875	$370,200
98467	University Place, WA	5.5 mi	15,387	$91,354	$623,800
98335	Gig Harbor, WA	6.7 mi	27,773	$128,592	$791,100
98498	Lakewood, WA	6.9 mi	29,209	$91,664	$506,300
98466	Tacoma, WA	7 mi	30,327	$101,778	$602,400
98327	Dupont, WA	7.2 mi	9,931	$120,781	$583,600
98465	Tacoma, WA	7.5 mi	7,178	$73,226	$593,300
98497	Lakewood, WA · PO box	8.2 mi	—	—	—
98430	Camp Murray, WA	8.4 mi	582	—	—

Zip codes like 98388 elsewhere

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

Questions about 98388

What city is zip code 98388?

98388 is assigned to Steilacoom, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 98388 in?

98388 is in Pierce County, Washington.

What is the population of 98388?

About 7,043 people live in 98388, according to the Census Bureau's American Community Survey.

What time zone is 98388 in?

98388 is in Pacific Time.

What is the median household income in 98388?

The median household income in 98388 is $100,851.

What zip codes are near 98388?

The closest zip codes to 98388 are 98333, 98303, 98351, 98349, 98467.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 98388, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.