Grundy County, IL — 2026 YTD
Grundy County, IL indexed 111 development projects YTD in 2026 (through 2026-09-03). Residential leads at 44% (49 projects). Seneca is the most active city (73 projects), followed by Coal City (28).
Data through September 3, 2026 · Updated September 4, 2026 · America/Denver · Refreshed weekly
YTD Projects
111
Cities in County
3
County activity by period
| Period | Projects |
|---|---|
| Year to date (Jan 1 – Sep 3, 2026) | 111 |
| This week (Aug 31 – Sep 3, 2026) | 0 |
Projects by Type (YTD)
| Type | Projects |
|---|---|
| Residential | 49 |
| Civic Actions | 14 |
| Industrial | 9 |
| Agricultural | 5 |
| Infrastructure | 1 |
Cities in Grundy County
City-level counts for YTD 2026. Linked cities have enough distinct activity for a standalone page.
Frequently asked questions
- How many development projects were indexed in Grundy County, IL YTD 2026?
- 111 projects with indexed meeting dates year-to-date through 2026-09-03.
- Which cities in Grundy County had the most development activity?
- Seneca (73), Coal City (28), Braidwood (8) lead the county by project count.