What County Is Johnston City, Illinois In?
Johnston City is in Williamson County, Illinois.
- Official code
- 1738544
- Representative coordinates
- 37.821035, -88.929295
- Land area
- 5.48 km²
- Water area
- 0.148 km²
- State
- Illinois
The representative point identifies this area. It is not a street address or a boundary survey.
County boundaries in Johnston City
For a point close to the city or county boundary, check the address with the office responsible for your form. Check a point on the county map.
Coordinates of Johnston City
37.821035, -88.929295 is the Census representative point, not a street address. Convert these coordinates or prepare a map link.
Elevation in Johnston City
134 m · 440 ft. GNIS archived height at its named reference point (37.8214039, -88.9290164), which may differ from the Census point. Terrain height varies across the place; this is not a city-wide or surveyed elevation. Request height at a different point.
Today’s sunrise and sunset
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Approximate calculations at the representative coordinates, using a level horizon. Terrain and weather can change what you see.
Time zones in Johnston City
The representative point uses America/Chicago.
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Nearest place by representative point
This is the nearest Census place by straight-line distance between representative coordinates. It is not a road distance.
Before using this answer on a form
A city boundary, a CDP and a mailing city can mean different things.
Find the county at your current point, check its ZIP area, or find its physical time zone.