Southern Precinct, Williamson County, Illinois
Southern Precinct is a precinct in Williamson County, Illinois. About 3,841 people live there (2020–2024 estimate). It covers 35.5 sq mi (91.9 km²) of land and uses Central Time. It is a legal area with no government of its own.
- Population, 2020–2024 estimate
- 3,841 ± 490
- County
- Williamson County
- School district
- Marion Community Unit School District 2
- Land area
- 35.5 sq mi (91.9 km²)
- Type
- PrecinctNo government of its own
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $78,750 ± $20,949
- Median home value
- $229,100 ± $58,435
- Water area
- 2.39 sq mi (6.18 km²)
- State
- Illinois
- Census code (GEOID)
- 1719993204
- Coordinates (central point)
- 37.644107, -88.988739
These coordinates mark a central point for the area, not a street address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.
Bordering areas, nearest first
- Lake No. 1 Precinct, Johnson County4.4 mi southeast
- West Marion Precinct5.6 mi north
- Grassy Precinct5.9 mi west
- Creal Springs Precinct6.1 mi east
- Goreville No. 1 Precinct, Johnson County6.9 mi south
These towns, townships, cities and boroughs share a boundary with Southern Precinct. Distances are straight lines between central points, not driving distances.
Other precincts in Williamson County, largest first
- Herrin Precinct14,121 people
- East Marion Precinct11,608 people
- West Marion Precinct10,993 people
- Carterville Precinct9,772 people
- Blairsville Precinct6,200 people
- Lake Creek Precinct3,965 people
- Creal Springs Precinct2,078 people
- Crab Orchard Precinct1,592 people
- Stonefort Precinct1,432 people
- Grassy Precinct638 people
- Corinth Precinct636 people
People counts are American Community Survey 2020–2024 5-year estimates. See Williamson County for its cities, ZIP Code areas and county seat.
Sunrise and sunset in Southern Precinct
- Longest day
- 14 hours 46 minutes around June 21
- Shortest day
- 9 hours 33 minutes around December 21
- Earliest sunrise
- 5:33 AM around June 13
- Latest sunrise
- 7:26 AM the day before clocks go back in November
- Earliest sunset
- 4:37 PM around December 6
- Latest sunset
- 8:21 PM around June 28
Clocks go forward an hour on the second Sunday in March and back on the first Sunday in November, so sunrise and sunset jump an hour later in March and an hour earlier in November.
| Day | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Jan 15 | 7:09 AM | 5:01 PM | 9 h 52 min |
| Feb 15 | 6:45 AM | 5:35 PM | 10 h 50 min |
| Mar 15 | 7:07 AM | 7:03 PM | 11 h 56 min |
| Apr 15 | 6:21 AM | 7:31 PM | 13 h 10 min |
| May 15 | 5:46 AM | 7:58 PM | 14 h 12 min |
| Jun 15 | 5:33 AM | 8:19 PM | 14 h 46 min |
| Jul 15 | 5:46 AM | 8:17 PM | 14 h 31 min |
| Aug 15 | 6:11 AM | 7:48 PM | 13 h 37 min |
| Sep 15 | 6:37 AM | 7:03 PM | 12 h 26 min |
| Oct 15 | 7:04 AM | 6:18 PM | 11 h 14 min |
| Nov 15 | 6:35 AM | 4:44 PM | 10 h 9 min |
| Dec 15 | 7:03 AM | 4:38 PM | 9 h 35 min |
Approximate times for a flat horizon at the central point; the days move by a day or so from year to year. Hills and weather can change what you see.
Before using this answer on a form
A precinct line is not always the line on your mail: a mailing address can name another town or post office, and school districts, ZIP Codes and tax districts follow their own lines. For taxes, voting or permits, check the full address with Williamson County or the local office.
Find the township or town where you are now or find your county.