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Castle Rock city, WA

ZIP 98611 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 98611

98611 has a population of 9,367 with a median age of 44.1 yrs (47.7% male).

Race & Ethnicity
White
87.5%+42% vs US avg
x
Black
0.2%-98% vs US avg
x
Asian
0.6%-90% vs US avg
x
Hispanic
2.8%-85% vs US avg
x
Other / Two+
8.9%
x
Age Groups
0–17
22.9%+4% vs US avg
x
18–64
53.1%-14% vs US avg
x
65+
24.0%+47% vs US avg
x
Education
Less than HS
8.3%-25% vs US avg
x
High school
38.2%+46% vs US avg
x
Some college
39.8%+38% vs US avg
x
Bachelor's+
13.7%-59% vs US avg
x
Marital Status
Married
62.2%+29% vs US avg
x
Never married
17.4%-48% vs US avg
x
Divorced
10.9%+6% vs US avg
x
Widowed / Separated
9.5%
x
Diversity Index
22/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
7.1%-39% vs US avg
x
Foreign Born
29.9%+115% vs US avg
x
Veterans
12.1%+102% vs US avg
x
Disability
19.8%+48% vs US avg
x
Single Parent
4.7%-42% vs US avg
x
Recent Births
24.2%+317% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 98611

Poverty Rate
7.1%-39% vs US avg
x
Veterans
12.1%+102% vs US avg
x
Foreign Born
29.9%+115% vs US avg
x
Single Parent
4.7%-42% vs US avg
x
Disability
19.8%+48% vs US avg
x
Uninsured
4.3%-46% vs US avg
x
SNAP Benefits
17.5%+49% vs US avg
x
Private School
0.1%-99% vs US avg
x
Recent Births
24.2%+317% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population9,367
Median age44.1
Poverty rate7.1%
Demographics statistics
Demographics
White87.5%
Hispanic2.8%
Black0.2%
Asian0.6%
Foreign-born29.9%