CensusEasy
COUNTY · 2000 CENSUS

King County

Washington · 1,737,034 residents · 2,115.736 sq mi
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The short version

King County is wealthier than most US places, with a median household income of $53,157. Population has grown 15% since 1990. 40% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value has risen by half since 1990, reaching $226,400.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 35.7
US median: 35.2
More educated
40% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
1,737,034
+15%since 1990
from 1,507,319 in 1990
1990 – 2025
Population density
821 / sq mi
+15%since 1990
from 712 / sq mi in 1990
US average: 242
Median age
35.7
+6%since 1990
from 33.8 in 1990
US average: 35.2
Population, 1990 – 2024
1.4M1.7M1.9M2.1M2.4M1990201020202024King County
20242.3M
1990201020202024
Section 02

Income & economy

Median household income
$53,157
+12%inflation adjusted, since 1990
from $36,179 in 1990
US average: $42,589
1990 – 2024
Per capita income
$29,521
+59%since 1990
from $18,587 in 1990
US average: $21,522
Poverty rate
8.4%
+0.4 ptssince 1990
from 8.0% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$226,400
+23%inflation adjusted, since 1990
from $139,500 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$758
+13%inflation adjusted, since 1990
from $510 in 1990
US average: $602
Owner-occupied
59.8%
+1.1 ptssince 1990
from 58.8% in 1990
40.2% rent
Afford Score
4.3
+10%since 1990
from 3.9 in 1990
1990 – 2024
RELATED:See current rent listings in King County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic84.9%(1,280,287)
Black5%(74,968)
Hispanic / Latino2.8%(42,160)
Asian7.9%(119,070)
Diversity Score38.5%(580,015)
2000
White, non-Hispanic73.4%(1,275,127)
Black5.3%(91,798)
Hispanic / Latino5.5%(95,242)
Asian10.7%(186,615)
Diversity Score47.8%(830,831)
Diversity Score
48
+24%since 1990
from 38 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
40.0%
+7.1 ptssince 1990
from 32.8% in 1990
US average: 24.4%
High school or higher
90.3%
+2.0 ptssince 1990
from 88.2% in 1990
US average: 80.3%
Graduate degree
13.3%
+3.3 ptssince 1990
from 10.0% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
17.6 min
−26%since 1990
from 23.9 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to King County

Orange County
Pop 3,149,507
Alameda County
Pop 1,636,630
Middlesex County
Pop 1,669,979
Suffolk County
Pop 1,546,090
Places similar to King County
Head to head

Compare King County to nearby counties

KING COUNTY VS
Pierce County
Income$99,564+87%
Home value$526,600+133%
Population946,288−60%
SEE FULL COMPARISON →
KING COUNTY VS
Snohomish County
Income$111,246+109%
Home value$696,000+207%
Population870,656−63%
SEE FULL COMPARISON →
KING COUNTY VS
Kitsap County
Income$104,158+96%
Home value$555,100+145%
Population283,374−88%
SEE FULL COMPARISON →
KING COUNTY VS
Kittitas County
Income$73,804+39%
Home value$497,400+120%
Population48,803−98%
SEE FULL COMPARISON →
Frequently asked

How many people live in King County, Washington?

King County, Washington has about 1,737,034 residents according to the 2000 Census.

What is the median household income in King County, Washington?

The typical household in King County, Washington earns about $53,157 a year. Half of households make more than that, and half make less.

Is King County, Washington expensive?

In King County, Washington, the median home is worth about $226,400, and the typical rent is about $758 a month.

How educated are people in King County, Washington?

About 40.0% of adults age 25 and over in King County, Washington hold a bachelor's degree or higher.

What is the poverty rate in King County, Washington?

About 8.4% of people in King County, Washington live below the federal poverty line.

Has King County, Washington grown since 1990?

Yes, King County, Washington has grown since 1990. The population has added about 229,715 residents, a change of about 15 percent over that period.

Keep going

Explore from here

495 census tracts (top 20 by population)
Census Tract 322.20Census Tract 228.03Census Tract 316.03Census Tract 327.04Census Tract 205Census Tract 324.02Census Tract 296.02Census Tract 300.03Census Tract 289.02Census Tract 323.13Census Tract 230Census Tract 288.02Census Tract 233Census Tract 226.05Census Tract 308.01Census Tract 320.05Census Tract 273Census Tract 86Census Tract 95Census Tract 218.03
86 ZIP codes (top 30 by population)
ZIP 98052ZIP 98115ZIP 98133ZIP 98103ZIP 98034ZIP 98003ZIP 98118ZIP 98023ZIP 98092ZIP 98042ZIP 98105ZIP 98125ZIP 98122ZIP 98058ZIP 98059ZIP 98033ZIP 98032ZIP 98198ZIP 98031ZIP 98006ZIP 98004ZIP 98030ZIP 98002ZIP 98001ZIP 98038ZIP 98155ZIP 98056ZIP 98117ZIP 98168ZIP 98109
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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