Check the current local time in Castle Rock, South Dakota, United States of America, including timezone, daylight saving time information and time difference details.
America/Denver
Online clock — Castle Rock
Use the time converter to plan calls, meetings, and working hours between your location and Castle Rock, United States of America. Time calculations use the America/Denver time zone and automatically adjust for daylight saving time when applicable.
Day length: 12 h 25 m 25 s
Phase: First quarter
Daylight Saving Time
DST starts
Date and time
Clock change
09:00 10:00 (+1 hour forward)
DST ends
Date and time
Clock change
08:00 07:00 (−1 hour back)
44.9644, -103.4244
Castle Rock is one of the cities in United States of America, located in North America. The population of Castle Rock is 0 people.
| City ▲ | Time |
|---|---|
| Austin America/Chicago (—) | — |
| Brooklyn America/New_York (—) | — |
| Charlotte America/New_York (—) | — |
| Chicago America/Chicago (—) | — |
| Columbus America/New_York (—) | — |
| Dallas America/Chicago (—) | — |
| Fort Worth America/Chicago (—) | — |
| Houston America/Chicago (—) | — |
| Indianapolis America/Indiana/Indianapolis (—) | — |
| Jacksonville America/New_York (—) | — |
| Los Angeles America/Los_Angeles (—) | — |
| Manhattan America/New_York (—) | — |
| New York America/New_York (—) | — |
| Philadelphia America/New_York (—) | — |
| Phoenix America/Phoenix (—) | — |
| Queens America/New_York (—) | — |
| San Antonio America/Chicago (—) | — |
| San Diego America/Los_Angeles (—) | — |
| San Jose America/Los_Angeles (—) | — |
| The Bronx America/New_York (—) | — |
| City ▲ | Time |
|---|---|
| Albuquerque America/Denver (—) | — |
| Austin America/Chicago (—) | — |
| Baltimore America/New_York (—) | — |
| Brooklyn America/New_York (—) | — |
| Columbus America/New_York (—) | — |
| Fresno America/Los_Angeles (—) | — |
| Indianapolis America/Indiana/Indianapolis (—) | — |
| Jacksonville America/New_York (—) | — |
| Kansas City America/Chicago (—) | — |
| Las Vegas America/Los_Angeles (—) | — |
| Long Beach America/Los_Angeles (—) | — |
| Los Angeles America/Los_Angeles (—) | — |
| Memphis America/Chicago (—) | — |
| Mesa America/Phoenix (—) | — |
| Miami America/New_York (—) | — |
| New York America/New_York (—) | — |
| Omaha America/Chicago (—) | — |
| The Bronx America/New_York (—) | — |
| Virginia Beach America/New_York (—) | — |
| Washington D.C. America/New_York (—) | — |
The current local time in Castle Rock is —.
Castle Rock uses the timezone America/Denver.
Daylight saving time in Castle Rock starts on March 8, 2026.
Daylight saving time in Castle Rock ends on November 1, 2026.
09:00 
08:00 