Current Time in America/Indiana/Marengo Time Zone
IANA Name: America/Indiana/Marengo
Standard Offset: UTC −05:00
Daylight Saving: Yes
DST Offset: UTC −04:00
DST Abbreviation: EDT
Currently Observing DST: Yes ✅
America/Indiana/Marengo: A Pocket of Eastern Time in Southern Indiana
America/Indiana/Marengo is a time zone identifier used in a small area of southern Indiana, United States. It observes Eastern Standard Time (EST, UTC-05:00) during winter and Eastern Daylight Time (EDT, UTC-04:00) during summer, following the daylight saving schedule of the US Department of Transportation. This zone is one of several Indiana-specific zones that reflect historical local timekeeping choices.
Where and Who Uses America/Indiana/Marengo
This zone applies to Marengo, Indiana, and the surrounding area in Crawford County. It is used exclusively in the United States, specifically in a portion of Indiana that chose to observe daylight saving time while remaining on Eastern Time. Unlike much of the state that uses America/Indiana/Indianapolis, this zone represents a community that historically maintained its own timekeeping practices. The zone is one of several Indiana-specific zones, including America/Indiana/Petersburg and America/Indiana/Vevay, each reflecting local decisions about time zone boundaries.
Offset and Abbreviation Meaning
Standard time is UTC-05:00, abbreviated as EST (Eastern Standard Time). During daylight saving time, clocks advance to UTC-04:00, abbreviated EDT (Eastern Daylight Time). The offset means that when it is noon UTC, it is 7:00 AM EST or 8:00 AM EDT. This offset is shared with many other zones in the Americas, such as America/New_York, America/Detroit, and America/Havana, though the specific DST rules may differ.
Daylight Saving Behavior and Yearly Rhythm
America/Indiana/Marengo observes daylight saving time (DST) each year. Clocks spring forward from EST to EDT on the second Sunday of March at 2:00 AM local time, moving to 3:00 AM EDT. They fall back from EDT to EST on the first Sunday of November at 2:00 AM EDT, returning to 1:00 AM EST. Recent and upcoming dates include: March 9, 2025 (EDT start); November 2, 2025 (EST start); March 8, 2026 (EDT start); November 1, 2026 (EST start). This pattern follows the US federal DST schedule.
Main Countries and Cities
The only country using this zone is the United States. The anchor city is Marengo, Indiana, a small town with a population of about 800. Other cities in the same zone include nearby communities in Crawford County. The zone is not used in any other country or major metropolitan area.
Practical Guidance for Scheduling Calls and Business Overlap
For business hours overlap, America/Indiana/Marengo shares the same time as New York (EST/EDT) and Toronto. During standard time (November to March), it is 5 hours behind UTC and 3 hours ahead of Los Angeles (PST). During daylight time (March to November), it is 4 hours behind UTC and 3 hours ahead of Los Angeles (PDT). For calls with London: during EST, London is 5 hours ahead (e.g., 9 AM EST = 2 PM GMT); during EDT, London is 5 hours ahead (9 AM EDT = 2 PM BST). For calls with Tokyo: during EST, Tokyo is 14 hours ahead (9 AM EST = 11 PM JST); during EDT, Tokyo is 13 hours ahead (9 AM EDT = 10 PM JST). The best overlap for a meeting with Europe is typically 8 AM to 10 AM EST (1 PM to 3 PM GMT). With Asia, early morning EST works for late evening in Tokyo or Sydney.
Frequently Asked Questions
What is the current time in America/Indiana/Marengo?
Check a world clock for the current time. The zone observes EST (UTC-05:00) from November to March and EDT (UTC-04:00) from March to November.
Does America/Indiana/Marengo observe daylight saving time?
Yes, it observes DST. Clocks spring forward on the second Sunday of March and fall back on the first Sunday of November, following the US federal schedule.
Why does Indiana have multiple time zones like America/Indiana/Marengo?
Indiana historically had local timekeeping choices. Some counties observed DST while others did not, and some aligned with Eastern Time while others used Central Time. The IANA database preserves these historical distinctions with separate zone identifiers.
Is America/Indiana/Marengo the same as America/New_York?
They share the same offset and DST rules, so they are always on the same time. However, they are separate IANA zones because they represent different geographic areas and historical timekeeping decisions.
What is the time difference between America/Indiana/Marengo and London?
During EST (standard time), London is 5 hours ahead. During EDT (daylight time), London is 5 hours ahead (BST is UTC+01:00, EDT is UTC-04:00, so difference is 5 hours).
What other US states use the same offset as America/Indiana/Marengo?
All states in the Eastern Time Zone, including New York, Florida, and Georgia, use the same offset. However, some areas like parts of Indiana use different IANA zones due to historical reasons.