Waterloo in numbers
- Coordinates
- 38.3359, -90.1498
- Elevation
- 216 m above sea level
- Population
- 10 236
- Region
- Illinois
- Country
- United States, North America
- Capital
- Washington, D.C. — 1140 km away
- Same name
- 97 more places in the world share this name
What time is it in Waterloo, Illinois, United States
The current local time in Waterloo, Illinois, United States — time zone America/Chicago (−5) — is shown right here.
Waterloo, United States
Monday, 7 September 2026
UTC−5 · America/Chicago
Local time in Waterloo
UTC−5 · daylight saving time is active
Local time in Waterloo, Illinois.
The sun today
Sunrise 6:37 AM Solar noon 1:00 PM Sunset 7:23 PM Daylight 12 h 47 min Night 11 h 13 min Civil twilight 6:10 AM – 7:50 PM
Weather in Waterloo right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Waterloo and its neighbours
Postal codes
- 13165
- 29384
- 35677
- 45688
- 46793
- 50701
- 50702
- 50703
- 50704
- 53594
- 62298
- 68069
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Illinois
Other places named Waterloo
- Waterloo Ontario, Canada
- Waterloo Iowa, United States
- Waterloo Western Area, Sierra Leone
- Waterloo Wallonia, Belgium
- Waterloo Wellington Region, New Zealand
Same time zone — America/Chicago
- Chicago United States
- Houston United States
- San Antonio United States
- Dallas United States
- Fort Worth United States
- Austin United States
Nearby places
- Lemens — 6.0 km
- Wartburg — 6.4 km
- Monroe County — 6.8 km
- Foster Pond (historical) — 7.3 km
- Burksville — 7.6 km
- Burksville Station — 8.0 km
Time and daylight in Waterloo
Postal service in Waterloo uses 12 codes.
Waterloo follows America/Chicago, giving it a UTC−5 offset. Does the zone observe daylight saving? Yes.
Sunrise at Waterloo today happens at 6:37 AM, sunset at 7:23 PM. The two are 12 h 47 min apart.
Close to Waterloo, the towns of Wartburg and Burksville Station show the same time.
Questions and answers
- Is Waterloo in a specific time zone?
- Yes, Waterloo is in the America/Chicago time zone, with an offset of −5.
- Does the local schedule in Waterloo include a clock change?
- Yes.
- What are the sunrise and sunset times in Waterloo?
- Sunrise 6:37 AM, sunset 7:23 PM.