State
County
Land Area
2.1 sq mi
Density
1,137.90/sq mi
2020 Growth Rate
1.54%
Growth Since 2010
19.58%
Rank in State
Rank in Country
Castle Rock is a city located in Washington. With a 2020 population of 2,370, it is the 156th largest city in Washington and the 7005th largest city in the United States. Castle Rock is currently growing at a rate of 1.54% annually and its population has increased by 19.58% since the most recent census, which recorded a population of 1,982 in 2010. Castle Rock reached it's highest population of 2,370 in 2021. Spanning over 2 miles, Castle Rock has a population density of 1,138 people per square mile.
The average household income in Castle Rock is $59,182 with a poverty rate of 12.17%. The median rental costs in recent years comes to $795 per month, and the median house value is $165,400. The median age in Castle Rock is 31.5 years, 29.6 years for males, and 31.8 years for females. For every 100 females there are 87.0 males.
According to the most recent ACS, the racial composition of Castle Rock was:
| Race | Population | Percentage |
|---|---|---|
| White | 2,924 | 92.74% |
| Two or More Races | 112 | 3.55% |
| Native Hawaiian and Other Pacific Islander | 46 | 1.46% |
| Some Other Race | 38 | 1.21% |
| American Indian and Alaska Native | 33 | 1.05% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 1,163 | 2.71 | 62.3 |
| Married | 532 | 3.48 | 80.3 |
| Non Family | 363 | 1.07 | 36.6 |
| Female | 181 | 3.18 | 59.1 |
| Male | 87 | 3.85 | 65.5 |
3.26
Average Family Size
2.71
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 41 | 2.05% |
| 9th to 12th Grade | 133 | 6.66% |
| High School Graduate | 761 | 38.11% |
| Some College | 647 | 32.40% |
| Associates Degree | 119 | 5.96% |
| Bachelors Degree | 207 | 10.37% |
| Graduate Degree | 89 | 4.46% |
| Name | Total | High School | Bachelors |
|---|---|---|---|
| White | 1,839 | 1,686 | 273 |
| Hispanic | 82 | 61 | 17 |
| Multiple Races | 43 | 43 | 6 |
| Islander | 26 | 26 | |
| Native American | 14 | 14 | |
| Other Race | 11 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among hispanic people with a rate of 20.73%.
94.63% of Castle Rock residents speak only English, while 5.37% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.93% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 2,709 | 343 | 12.66% |
| Multiple | 112 | 19 | 16.96% |
| Hispanic | 229 | 17 | 7.42% |
| Native | 33 | 7 | 21.21% |
12.17%
Overall Poverty Rate
7.91%
Male Poverty Rate
15.89%
Female Poverty Rate
The race most likely to be in poverty in Castle Rock is Native, with 21.21% below the poverty level.
The race least likely to be in poverty in Castle Rock is Hispanic, with 7.42% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.56%. Among those working part-time, it was 10.42%, and for those that did not work, the poverty rate was 24.61%.
48.2%
Overall Marriage Rate
51.8%
Male Marriage Rate
45.3%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
| Name | Veterans | % of Total |
|---|---|---|
| White | 186 | 9.00% |
| Hawaiian | 10 | 38.46% |
5.10%
Veteran Poverty Rate
14.80%
Veteran Disability Rate
58.1%
Labor Force Participation
55.1%
Employment Rate
5.2%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
98.26%
Native Born
1.74%
Foreign Born
1.62%
Non Citizen
0.13%
Naturalized
98.26% of Castle Rock residents were born in the United States, with 61.75% having been born in Washington. 1.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 2,370 | 36 | 1.54% |
| 2020 | 2,334 | 36 | 1.57% |
| 2019 | 2,298 | 36 | 1.59% |
| 2018 | 2,262 | 35 | 1.57% |
| 2017 | 2,227 | 28 | 1.27% |
| 2016 | 2,199 | 30 | 1.38% |
| 2015 | 2,169 | 42 | 1.97% |
| 2014 | 2,127 | 9 | 0.42% |
| 2013 | 2,118 | 11 | 0.52% |
| 2012 | 2,107 | -19 | -0.89% |
| 2011 | 2,126 | 11 | 0.52% |
| 2010 | 2,115 | 0.00% |