County
Williamson County, IL
In the IRS's 2022–2023 Statistics of Income migration data, Williamson County, IL recorded 838 households (1,497 people) moving in and 800 households (1,375 people) moving out — a net gained of 38 households and $1.29M in reported adjusted gross income.
The single largest recorded source of newcomers was Jackson County, IL: 277 households (502 people) moved from there, representing $12.94M in reported income.
Inbound (reported)
$40.99M
838 households · 1,497 people
Outbound (reported)
$39.70M
800 households · 1,375 people
Net (reported)
$1.29M
38 households · 122 people
States sending newcomers
Shaded by reported AGI coming from each state. Hover a state for numbers. County-to-county detail below.
Top origin counties
| County | Households | People | Reported AGI |
|---|---|---|---|
| Jackson County, IL | 277 | 502 | $12.94M |
| Franklin County, IL | 258 | 462 | $11.49M |
| Saline County, IL | 97 | 188 | $5.06M |
| Johnson County, IL | 72 | 119 | $4.22M |
| Union County, IL | 40 | 62 | $3.11M |
| Jefferson County, IL | 40 | 73 | $1.63M |
| Perry County, IL | 26 | 46 | $1.35M |
| Cook County, IL | 28 | 45 | $1.19M |
“Where newcomers came from” excludes moves within Williamson County, IL itself. Switch to outbound to see the other direction.