Education in Castle Rock, Colorado: official figures
55.9% of adults aged 25 and over in Castle Rock held a bachelor's degree or higher in 2020-2024, 121st highest of 823 US cities of 50,000 or more (US: 35.7%; Colorado: 45.7%).
How many people in Castle Rock have a graduate degree?
18.8% of adults aged 25 and over in Castle Rock held a master's, professional or doctoral degree, 213th highest of 823 US cities of 50,000 or more (US: 14.1%); 1.9% held a doctorate.
Source: U.S. Census Bureau · saved copyWhat is the education level of adults in Castle Rock?
In Castle Rock, 13.7% of adults aged 25 and over had a high school diploma or equivalent as their highest qualification and 27.6% had some college or an associate's degree (US: 26.0% and 27.9%).
Source: U.S. Census Bureau · saved copyHow many students are there in Castle Rock?
21,184 residents of Castle Rock aged 3 and over were enrolled in school or college in 2020-2024, 28.0% of that age group, 226th highest of 823 US cities of 50,000 or more (US: 24.7%); 15,073 were in kindergarten to grade 12, including 4,991 in grades 9 to 12.
Source: U.S. Census Bureau · saved copyHow many college students live in Castle Rock?
3,329 residents of Castle Rock were enrolled as college undergraduates and 1,143 in graduate or professional school in 2020-2024, together 5.9% of residents aged 3 and over, 285th lowest of 823 US cities of 50,000 or more (US: 6.6%).
Source: U.S. Census Bureau · saved copyHow many children in Castle Rock attend preschool?
1,639 children in Castle Rock were enrolled in nursery school or preschool in 2020-2024.
Source: U.S. Census Bureau · saved copyHow Castle Rock compares with other cities in the United States
Adults 25+ with a bachelor's degree or higher (2020-2024)
Castle Rock ranks 121 of 823, highest first.
| Rank | City | Adults 25+ with a bachelor's degree or higher |
|---|---|---|
| 118 | Pasadena | 56.1% |
| 119 | Plainfield | 56.0% |
| 120 | Parker | 56.0% |
| 121 | Castle Rock | 55.9% |
| 122 | Lawrence | 55.8% |
| 123 | Cedar Park | 55.6% |
| 124 | Greenville | 55.5% |
Adults 25+ with a graduate or professional degree (2020-2024)
Castle Rock ranks 213 of 823, highest first.
| Rank | City | Adults 25+ with a graduate or professional degree |
|---|---|---|
| 210 | Malden | 18.8% |
| 211 | St. Paul | 18.8% |
| 212 | Little Rock | 18.8% |
| 213 | Castle Rock | 18.8% |
| 214 | Orland Park | 18.8% |
| 215 | Palatine | 18.8% |
| 216 | Harrisonburg | 18.7% |
Adults 25+ without a high school diploma (2020-2024)
Castle Rock ranks 787 of 823, highest first.
| Rank | City | Adults 25+ without a high school diploma |
|---|---|---|
| 784 | Royal Oak | 2.9% |
| 785 | Edmond | 2.9% |
| 786 | Weston | 2.9% |
| 787 | Castle Rock | 2.9% |
| 788 | Palm Beach Gardens | 2.8% |
| 789 | Walnut Creek | 2.8% |
| 790 | Bozeman | 2.7% |
Residents aged 3+ enrolled in college or graduate school (2020-2024)
Castle Rock ranks 539 of 823, highest first.
| Rank | City | Residents aged 3+ enrolled in college or graduate school |
|---|---|---|
| 536 | Kettering | 5.9% |
| 537 | Lakewood | 5.9% |
| 538 | Downers Grove | 5.9% |
| 539 | Castle Rock | 5.9% |
| 540 | Mableton | 5.9% |
| 541 | Pleasanton | 5.9% |
| 542 | Fremont | 5.9% |
More on Castle Rock: overview · economy and jobs · health · poverty and living standards · government budget · all cities in the United States
Sources
- U.S. Census Bureau: American Community Survey 2020-2024 5-year estimates, table B15003: Educational Attainment for the Population 25 Years and Over (Summary File rows for the US, the states and the listed cities, copied unchanged from the full file, sha256 d0c8609e958022459215c8a31d7452ef7528ee8dd70fbb6f9a99de0f491f42d7), read 23 October 2026 · saved copy (SHA-256 609deae49c91…)
- U.S. Census Bureau: American Community Survey 2020-2024 5-year estimates, table B14001: School Enrollment by Level of School for the Population 3 Years and Over (Summary File rows for the US, the states and the listed cities, copied unchanged from the full file, sha256 e175af4a33616da45fb590da3d67f37eee65a3cb51e6f5864c64ff31fb716b81), read 23 October 2026 · saved copy (SHA-256 b85f52a6d640…)
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