Zip code 98109: Seattle, Washington

Q: What city is zip code 98109?

98109 is assigned to Seattle, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 98109 in?

98109 is in King County, Washington.

Q: What is the population of 98109?

About 34,328 people live in 98109, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 98109?

The median household income in 98109 is $133,663.

Q: What zip codes are near 98109?

The closest zip codes to 98109 are 98141, 98102, 98121, 98119, 98101.

Residential delivery areaKing CountyPacific Time

Population

34,328

Median household income

$134K

U.S. $81K

Median home value

$1M

U.S. $333K

Median rent

$2,343/mo

U.S. $1,413

Median age

31.7

U.S. 38.9

Land area

1.9 sq mi

17,741 people/sq mi

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

About 98109

98109 is a dense urban zip code in Seattle, Washington (King County), covering 1.9 sq mi of land. About 34,328 people live here, or 17,741 per square mile. The median resident is 31.7 years old, compared with 38.9 nationally.

The median household earns $133,663 a year, 66% above the national median of $80,734. 8.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $1,034,100, or 7.7 years of median household income (U.S.: 4.1 years), which makes homes relatively expensive for local earners. 21% of occupied homes are lived in by their owners, and renters pay a median of $2,343 a month.

79% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 21.6 minutes each way, and 39% of workers work from home; working from home is more common than any single way of commuting. The most common jobs among working residents are in computer and math (tech); management; and engineering and science. 35% of households speak a language other than English at home, most often an Asian or Pacific Island language.

How 98109 compares

Sorted from highest to lowest national percentile

Per capita income$117,676
99th
StrengthU.S. $44,673 · WA $53,7448th of 570 in WA
Work from home39.3%
99th
U.S. 15.1% · WA 19.8%21st of 570 in WA
Median earnings per worker$115,433
99th
StrengthU.S. $49,666 · WA $59,95912th of 566 in WA
Tech workers32.3%
99th
U.S. 3.8% · WA 6.7%4th of 570 in WA
Bachelor's degree or higher79.4%
98th
StrengthU.S. 35.7% · WA 39.6%11th of 571 in WA
Population density17,741/sq mi
96th
U.S. 95/sq mi · WA 118/sq mi6th of 571 in WA
Median home value$1,034,100
96th
U.S. $332,700 · WA $564,60027th of 536 in WA
Median gross rent$2,343
93rd
U.S. $1,413 · WA $1,76032nd of 475 in WA
Broadband access96.9%
92nd
StrengthU.S. 91% · WA 93.6%65th of 563 in WA
Median household income$133,663
90th
StrengthU.S. $80,734 · WA $98,14152nd of 541 in WA
Foreign-born residents31%
88th
U.S. 14.1% · WA 15.4%39th of 571 in WA
Diversity index65.1
83rd
U.S. 61.4 · WA 56.556th of 571 in WA
Housing vacancy11%
75th
U.S. 10.1% · WA 7.3%203rd of 563 in WA
Population34,328
58th
U.S. 334,922,499 · WA 7,816,11677th of 571 in WA
Income inequality (Gini)0.439
54th
U.S. 0.483 · WA 0.469209th of 560 in WA
Unemployment rate4.2%
37th
U.S. 5.2% · WA 5.1%329th of 570 in WA
Poverty rate8.7%
36th
U.S. 12.5% · WA 9.9%322nd of 563 in WA
Average commute21.6 min
21st
U.S. 26.4 min · WA 26.6 min412th of 546 in WA
Uninsured rate3.6%
18th
StrengthU.S. 8.4% · WA 6.3%420th of 567 in WA
Veterans3.3%
18th
U.S. 6.2% · WA 7.8%507th of 571 in WA
Self-employed workers6.2%
11th
U.S. 10% · WA 9.6%458th of 570 in WA
Median age31.7
7th
U.S. 38.9 · WA 38.3528th of 571 in WA
Rent-burdened renters31.9%
6th
StrengthU.S. 51.1% · WA 49.9%420th of 541 in WA
Government workers7.4%
5th
U.S. 14.5% · WA 16%525th of 570 in WA
Healthcare workers5.1%
4th
U.S. 9.7% · WA 9.3%445th of 570 in WA
Residents 65 and older7.7%
3rd
U.S. 17.2% · WA 16.6%542nd of 571 in WA
Homeownership rate21.1%
2nd
WeaknessU.S. 65.2% · WA 63.8%550th of 563 in WA
Residents under 185%
1st
U.S. 22% · WA 21.4%535th of 571 in WA

Measure	98109	King	WA	U.S.	National percentile	Rank in WA
Per capita incomeStrength	$117,676	$74,100	$53,744	$44,673	99th	8th of 570
Work from home	39.3%	29.2%	19.8%	15.1%	99th	21st of 570
Median earnings per workerStrength	$115,433	$76,012	$59,959	$49,666	99th	12th of 566
Tech workers	32.3%	12.8%	6.7%	3.8%	99th	4th of 570
Bachelor's degree or higherStrength	79.4%	56.7%	39.6%	35.7%	98th	11th of 571
Population density	17,741/sq mi	1,081/sq mi	118/sq mi	95/sq mi	96th	6th of 571
Median home value	$1,034,100	$859,900	$564,600	$332,700	96th	27th of 536
Median gross rent	$2,343	$2,092	$1,760	$1,413	93rd	32nd of 475
Broadband accessStrength	96.9%	95.1%	93.6%	91%	92nd	65th of 563
Median household incomeStrength	$133,663	$124,746	$98,141	$80,734	90th	52nd of 541
Foreign-born residents	31%	25.8%	15.4%	14.1%	88th	39th of 571
Diversity index	65.1	65.6	56.5	61.4	83rd	56th of 571
Housing vacancy	11%	6.2%	7.3%	10.1%	75th	203rd of 563
Population	34,328	2,287,171	7,816,116	334,922,499	58th	77th of 571
Income inequality (Gini)	0.439	0.483	0.469	0.483	54th	209th of 560
Unemployment rate	4.2%	4.8%	5.1%	5.2%	37th	329th of 570
Poverty rate	8.7%	8.6%	9.9%	12.5%	36th	322nd of 563
Average commute	21.6 min	27.6 min	26.6 min	26.4 min	21st	412th of 546
Uninsured rateStrength	3.6%	5.2%	6.3%	8.4%	18th	420th of 567
Veterans	3.3%	4.5%	7.8%	6.2%	18th	507th of 571
Self-employed workers	6.2%	9.4%	9.6%	10%	11th	458th of 570
Median age	31.7	37.4	38.3	38.9	7th	528th of 571
Rent-burdened rentersStrength	31.9%	46.8%	49.9%	51.1%	6th	420th of 541
Government workers	7.4%	11.7%	16%	14.5%	5th	525th of 570
Healthcare workers	5.1%	8.2%	9.3%	9.7%	4th	445th of 570
Residents 65 and older	7.7%	14%	16.6%	17.2%	3rd	542nd of 571
Homeownership rateWeakness	21.1%	55.4%	63.8%	65.2%	2nd	550th of 563
Residents under 18	5%	19.5%	21.4%	22%	1st	535th of 571

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

5–17

11%

18–24

44%

25–34

16%

35–44

10%

45–54

55–64

65–74

75+

Median age

31.7

Under 18

65 and over

7.7%

Race and ethnicity

White49%
Black4%
Hispanic8%
Asian32%
Native American0.6%
Pacific Islander0.1%
Other0.2%
Multiracial7%

Diversity index

65.1

U.S. 61.4

Foreign-born

31%

U.S. 14.1%

Born in state

21.4%

Language spoken at home (households)

English only

65%

Spanish

Other Indo-European

13%

Asian / Pacific

17%

Other

0.3%

Households

Households: 21,883
Average household size: 1.5
Family households: 23.2%
Married couples: 20.7%
Living alone: 58.9%
Veterans (of adults): 3.3%
Male / female: 54% / 46%

Income and poverty

Household income distribution

<$25k

$25–50k

$50–75k

$75–100k

10%

$100–150k

21%

$150–200k

13%

$200k+

32%

Median household income

98109

$133,663

King Co.

$124,746

Washington

$98,141

United States

$80,734

Per capita income

$117,676

U.S. $44,673

Poverty rate

8.7%

U.S. 12.5%

Households earning $150K+

45.2%

U.S. 23%

Income inequality (Gini)

0.439

U.S. 0.483

Housing

Median home value

98109

$1,034,100

King Co.

$859,900

Washington

$564,600

United States

$332,700

Median gross rent

98109

$2,343

King Co.

$2,092

Washington

$1,760

United States

$1,413

Types of housing

Single-family

12%

2–4 units

5–19 units

15%

20+ units

69%

Mobile home

0.1%

Boat, RV, van

0.1%

Housing units: 24,597
Owner-occupied: 21.1%
Vacant: 11%
Median year built: 2005
Median rooms: 2.7
Renters paying 30%+ of income: 31.9%
Renters paying 50%+ of income: 15.2%
Home value to income: 7.7× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

25%

Carpooled

Transit

11%

Walked

19%

Bicycle

Worked from home

39%

Other

Commute time (one way)

<10 min

10%

10–19

39%

20–29

24%

30–44

20%

45–59

60+

Average commute

21.6 min

U.S. 26.4 min

Unemployment

4.2%

U.S. 5.2%

In labor force

83.6%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Computer and math

32%

Management

16%

Engineering and science

Business and finance

Sales

Office and admin

Healthcare

Arts, media and sports

Education

Cleaning and personal care

Construction and repair

Food service

Legal and social services

Production

Transportation and moving

Police and fire

0.2%

Farming, fishing and forestry

Industries

Professional and technical services

27%

Retail

20%

Information

10%

Health care and social assistance

Education

Finance, insurance and real estate

Manufacturing

Other services

Restaurants and hotels

Transportation, warehousing and utilities

Arts and recreation

Admin, support and management

Public administration

Construction

Wholesale

0.9%

Agriculture and mining

0.1%

Median earnings per worker

$115,433

U.S. $49,666

Self-employed

6.2%

U.S. 10%

Government workers

7.4%

U.S. 14.5%

Nonprofit workers

9.1%

U.S. 8.8%

Median earnings by type of work

Type of work	98109	U.S.
Management, business, science and arts	$129,763	$74,888
Service	$45,650	$26,804
Sales and office	$59,791	$40,476
Construction and maintenance	$103,658	$49,199
Production and transportation	$101,360	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

Some college

Associate's

Bachelor's

42%

Graduate

37%

High school graduate or higher: 98.1%
Bachelor's degree or higher: 79.4%
Graduate or professional degree: 37%
Households with broadband: 96.9%
Cable, fiber or DSL: 90.2%
No internet access: 0.8%
Without health insurance: 3.6%
Limited-English households: 4.3%

Geography

City (USPS): Seattle
State: Washington
County: King County
Center point: 47.6306° N, 122.3456° W
Land area: 1.9 sq mi
Water area: 0.3 sq mi
Time zone: Pacific Time (UTC-8, UTC-7 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Seattle100% of zip

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

Zip codes near 98109

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
98141	Seattle, WA · PO box	1 mi	—	—	—
98102	Seattle, WA	1.1 mi	27,333	$114,925	$963,200
98121	Seattle, WA	1.1 mi	21,166	$152,019	$848,400
98119	Seattle, WA	1.2 mi	26,879	$123,551	$1,047,600
98101	Seattle, WA	1.4 mi	17,153	$128,882	$784,200
98170	Seattle, WA · PO box	1.6 mi	—	—	—
98111	Seattle, WA · PO box	1.8 mi	—	—	—
98114	Seattle, WA · PO box	1.8 mi	—	—	—
98124	Seattle, WA · PO box	1.8 mi	—	—	—
98127	Seattle, WA · PO box	1.8 mi	—	—	—
98129	Seattle, WA · PO box	1.8 mi	—	—	—
98131	Seattle, WA · PO box	1.8 mi	—	—	—

Zip codes like 98109 elsewhere

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

Questions about 98109

What city is zip code 98109?

98109 is assigned to Seattle, Washington. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 98109 in?

98109 is in King County, Washington.

What is the population of 98109?

About 34,328 people live in 98109, according to the Census Bureau's American Community Survey.

What time zone is 98109 in?

98109 is in Pacific Time.

What is the median household income in 98109?

The median household income in 98109 is $133,663.

What zip codes are near 98109?

The closest zip codes to 98109 are 98141, 98102, 98121, 98119, 98101.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 98109, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.