Jefferson County, IL — 2026 YTD
Jefferson County, IL indexed 18 development projects YTD in 2026 (through 2026-07-12). Mount Vernon accounts for all indexed city-level activity in this county.
Data through July 12, 2026 · Updated July 13, 2026 · America/Denver · Refreshed weekly
YTD Projects
18
Cities in County
1
County activity by period
| Period | Projects |
|---|---|
| Year to date (Jan 1 – Jul 12, 2026) | 18 |
| This week (Jul 6 – Jul 12, 2026) | 0 |
Cities in Jefferson County
City-level counts for YTD 2026. City standalone pages are consolidated here to reduce thin duplicate content.
| City | YTD Projects | Top Type |
|---|---|---|
| Mount Vernon | 15 | — |
Frequently asked questions
- How many development projects were indexed in Jefferson County, IL YTD 2026?
- 18 projects with indexed meeting dates year-to-date through 2026-07-12.
- Which cities in Jefferson County had the most development activity?
- Mount Vernon (15) lead the county by project count.