Union County in numbers
- Coordinates
- 41.0277, -94.2424
- Region
- Iowa
- Country
- United States, North America
- Capital
- Washington, D.C. — 1483 km away
- Same name
- 16 more places in the world share this name
What time is it in Union County, Iowa, United States
You can see the current local time of Union County, Iowa, United States on this page, in the America/Chicago zone (−5).
Union County, United States
Thursday, 29 October 2026
UTC−5 · America/Chicago
Local time in Union County
UTC−5 · daylight saving time is active
Union County keeps America/Chicago clock_time.
The sun today
Sunrise 7:45 AM Solar noon 1:02 PM Sunset 6:18 PM Daylight 10 h 33 min Night 13 h 27 min Civil twilight 7:17 AM – 6:47 PM
Weather in Union County right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Union County and its neighbours
Postal codes
- 50830 Afton — 4.3 km away
- 50801 Creston — 9.1 km away
- 50831 Arispe — 10.9 km away
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 Iowa
- Des Moines 214 133
- Cedar Rapids 130 405
- Davenport 102 582
- Sioux City 82 821
- Iowa City 74 220
- Waterloo 68 460
Other places named Union County
- Union County Arkansas, United States
- Union County Florida, United States
- Union County Georgia, United States
- Union County Illinois, United States
- Union County Indiana, United States
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
- Afton — 3.7 km
- Shepard (historical) — 8.5 km
- East Creston — 8.5 km
- Arispe — 8.9 km
- Afton Junction (historical) — 10.0 km
- Creston — 10.6 km
Local time details for Union County
The register holds 3 postal codes for Union County.
The time standard for Union County is America/Chicago at UTC−5. Daylight saving time applies here: Yes.
The sun climbs above Union County at 7:45 AM and dips below at 6:18 PM. Between them sit 10 h 33 min of daylight.
If you are looking near Union County, both Afton and East Creston keep the same time.
Questions and answers
- Under which time zone does Union County fall?
- Union County falls under America/Chicago, with an offset of −5.
- Does Union County have a daylight saving period?
- Daylight saving in Union County: Yes.
- What time is last light in Union County?
- The sun sets at 6:18 PM.