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CITY · 2000 CENSUS

Mill Creek

Washington · 11,525 residents · 4.644 sq mi
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The short version

Mill Creek is significantly wealthier than the US average, with a median household income of $69,702. The city has grown rapidly, with population up 61% since 1990. 48% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value is $296,300. Poverty is rare here, at 3.5% of residents. Households here earn about 52% more than the Washington median.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 38.6
US median: 35.2
More educated
48% 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

11,525
+61%since 1990
from 7,172 in 1990
1990 – 2025
2,482 / sq mi
+61%since 1990
from 1,544 / sq mi in 1990
US average: 242
38.6
+8%since 1990
from 35.9 in 1990
US average: 35.2
Population, 19902024
6K10K14K18K22K1990201020202024Mill Creek
202421K
1990201020202024
Section 02

Income & economy

$69,702
+5%inflation adjusted, since 1990
from $50,250 in 1990
US average: $42,589
1990 – 2024
$36,234
+46%since 1990
from $24,873 in 1990
US average: $21,522
3.5%
+1.5 ptssince 1990
from 2.0% in 1990
US average: 12.4%
Section 03

Housing

$296,300
+5%inflation adjusted, since 1990
from $214,800 in 1990
US average: $120,530
1990 – 2024
$894
+12%inflation adjusted, since 1990
from $607 in 1990
US average: $602
67.0%
+3.8 ptssince 1990
from 63.2% in 1990
33.0% rent
4.3
−1%since 1990
from 4.3 in 1990
1990 – 2024
RELATED:See current rent listings in Mill Creek on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic91.6%(6,571)
Black0.6%(40)
Hispanic / Latino0.4%(28)
Asian7.6%(544)
Diversity Score20.2%(1,446)
2000
White, non-Hispanic79.7%(9,184)
Black1.4%(161)
Hispanic / Latino3.3%(375)
Asian12.6%(1,454)
Diversity Score38.3%(4,411)
38
+90%since 1990
from 20 in 1990
1990 – 2024
Section 05

Education

47.7%
+6.2 ptssince 1990
from 41.4% in 1990
US average: 24.4%
High school or higher
95.0%
−0.7 ptssince 1990
from 95.8% in 1990
US average: 80.3%
16.7%
+6.6 ptssince 1990
from 10.1% in 1990
US average: 8.8%
Section 06

Commute & transportation

22.6 min
−16%since 1990
from 27.0 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.

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Frequently asked

How many people live in Mill Creek, Washington?

Mill Creek, Washington has about 11,525 residents according to the 2000 Census.

What is the median household income in Mill Creek, Washington?

The typical household in Mill Creek, Washington earns about $69,702 a year. Half of households make more than that, and half make less.

Is Mill Creek, Washington expensive?

In Mill Creek, Washington, the median home is worth about $296,300, and the typical rent is about $894 a month.

How educated are people in Mill Creek, Washington?

About 47.7% of adults age 25 and over in Mill Creek, Washington hold a bachelor's degree or higher.

What is the poverty rate in Mill Creek, Washington?

About 3.5% of people in Mill Creek, Washington live below the federal poverty line.

Has Mill Creek, Washington grown since 1990?

Yes, Mill Creek, Washington has grown since 1990. The population has added about 4,353 residents, a change of about 61 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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