Current Time in Waterloo, Iowa, United States
10:28:50 PM CDT
Friday, May 15, 2026
Time Zone Details
- IANA Zone
- America/Chicago
- Time Zone
- CDT
- GMT Offset
- GMT-5
- Daylight Saving Time
- CST starts on Nov 1, 2026
- Country
- United States
- Est. Population
- ~68K people
Other Cities in This Time Zone
Frequently Asked Questions
- What time is it in Waterloo right now?
- Check the live clock above for the current time in Waterloo (CDT (GMT-5)). Use the interactive converter on this page to compare Waterloo with other cities.
- Does Waterloo observe daylight saving time?
- Yes, Waterloo is currently observing daylight saving time (CDT). Clocks will return to standard time (CST) on Nov 1, 2026.
- What is the GMT offset for Waterloo?
- Waterloo is at GMT-5 (CDT). The IANA timezone identifier is America/Chicago.