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CITY · 2000 CENSUS

Castle Rock

Washington · 2,130 residents · 2.10 sq mi
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The short version

With 2,130 people, Castle Rock is a city in Washington. Four-year degrees are less common here than nationally, at 8% of adults. Households here earn about 19% less than in Washington as a whole. 17.3% of people here live below the federal poverty line. The typical home is worth $97,100, having more than doubled since 1990. Median household income is $37,212, under the $42,589 national median.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 35.6
US median: 35.2
Less educated
8% hold a bachelor's degree
US average: 24%
Less affordable
home values up 51%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
2,130
+3%since 1990
from 2,067 in 1990
1990 – 2025
Median age
35.6
+14%since 1990
from 31.3 in 1990
US average: 35.2
Land area
2.10 sq mi
Population, 1990 – 2024
2K2K3K3K3K19902000201020202024Castle Rock
20242K
1990201020202024
Age distribution, 2000
Under 57.2%(153)
US avg: 6.8%
5 to 98.6%(184)
US avg: 7.3%
10 to 149.1%(194)
US avg: 7.3%
15 to 197.2%(154)
US avg: 7.2%
20 to 244.7%(101)
US avg: 6.7%
25 to 3412%(256)
US avg: 14.2%
35 to 4414.8%(316)
US avg: 16%
45 to 5413.2%(281)
US avg: 13.4%
55 to 649.5%(202)
US avg: 8.6%
65 to 746.5%(139)
US avg: 6.5%
75 to 845.4%(114)
US avg: 4.4%
85 and over1.7%(36)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$37,212
+25%inflation adjusted, since 1990
from $22,582 in 1990
US average: $42,589
1990 – 2024
Per capita income
$15,661
+63%since 1990
from $9,590 in 1990
US average: $21,522
Poverty rate
17.3%
+0.6 ptssince 1990
from 16.7% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$97,100
+51%inflation adjusted, since 1990
from $48,700 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$521
+31%inflation adjusted, since 1990
from $302 in 1990
US average: $602
Owner-occupied
62.9%
+1.7 ptssince 1990
from 61.2% in 1990
37.1% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic96%(1,985)
Black0.3%(7)
Hispanic / Latino2.6%(53)
Asian0.7%(14)
2000
White, non-Hispanic92.3%(1,966)
Black0.2%(5)
Hispanic / Latino3.3%(71)
Asian0.3%(6)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican1.2%(27)
Peruvian0.5%(11)
Asian origin
Cambodian0.6%(13)
Chinese0.5%(12)
Filipino0.3%(6)
Pacific Islander origin
Fijian2.6%(57)
Ancestry
German18.1%(401)
Italian16.1%(357)
English14.1%(312)
Irish13.4%(296)
American6.9%(152)
Swedish3%(66)
Norwegian2.7%(59)
Polish2.5%(55)
Finnish1.7%(37)
French1.4%(31)
Canadian0.9%(21)
Swiss0.9%(21)
+ 8 more ancestry groups with data
Dutch0.7%(15)
Russian0.7%(15)
Danish0.5%(11)
British0.2%(5)
Lithuanian0.2%(4)
Czech0.1%(3)
Scottish0.1%(3)
Section 05

Education

Bachelor's degree or higher
8.3%
−0.6 ptssince 1990
from 9.0% in 1990
US average: 24.4%
High school or higher
78.8%
+1.3 ptssince 1990
from 77.5% in 1990
US average: 80.3%
Graduate degree
3.4%
−0.4 ptssince 1990
from 3.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
16.8 min
−28%since 1990
from 23.4 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.

Marital status
Men 15+
Never married25%(177)
Married57.6%(408)
Widowed5.1%(36)
Divorced12.3%(87)
Women 15+
Never married17.9%(152)
Married49.9%(423)
Widowed16.5%(140)
Divorced15.6%(132)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
5.8%
−14.7 ptssince 2013
from 20.5% in 2013
US average: 8.4%
Employer-based
45.6%
−1.3 ptssince 2020
from 46.9% in 2020
US average: 54.8%
Direct-purchase
13.4%
−3.1 ptssince 2020
from 16.5% in 2020
US average: 13.8%
Medicare
23.4%
+3.1 ptssince 2020
from 20.3% in 2020
US average: 18.4%
Medicaid
33.0%
+1.4 ptssince 2020
from 31.6% in 2020
US average: 20.9%
VA health care
3.9%
−0.2 ptssince 2020
from 4.1% in 2020
US average: 2.2%
Any private
60.4%
−1.4 ptssince 2020
from 61.8% in 2020
US average: 67.1%
Any public
52.2%
+3.9 ptssince 2020
from 48.3% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)20.8%(37)
US avg: 26.4%
Gulf War (1990s)16.3%(29)
US avg: 24.3%
Vietnam era51.1%(91)
US avg: 33.1%
Korean War8.4%(15)
US avg: 4.5%
World War II0%(0)
US avg: 1%

Share of the 178 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Castle Rock to nearby cities

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CASTLE ROCK VS
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CASTLE ROCK VS
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CASTLE ROCK VS
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Frequently asked

How many people live in Castle Rock, Washington?

Castle Rock, Washington has about 2,130 residents according to the 2000 Census.

What is the median household income in Castle Rock, Washington?

The typical household in Castle Rock, Washington earns about $37,212 a year. Half of households make more than that, and half make less.

Is Castle Rock, Washington expensive?

In Castle Rock, Washington, the median home is worth about $97,100, and the typical rent is about $521 a month.

How educated are people in Castle Rock, Washington?

About 8.3% of adults age 25 and over in Castle Rock, Washington hold a bachelor's degree or higher.

What is the poverty rate in Castle Rock, Washington?

About 17.3% of people in Castle Rock, Washington live below the federal poverty line.

Has Castle Rock, Washington grown since 1990?

Yes, Castle Rock, Washington has grown since 1990. The population has added about 63 residents, a change of about 3 percent over that period.

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

How we source and harmonize this data →