Chicago · building permits · 2025-W40
New fire sprinkler permits in Chicago — week of September 29, 2025
Every matching building permit the City of Chicago issued from 2025-09-29 to 2025-10-05, read from the City’s own dataset ydr8-5enu and re-read hourly. Filter: Any permit whose work description mentions a sprinkler, fire suppression, or a standpipe. 261 in the year to 2026-07-01 — a thin trade, so quiet weeks are common.
fire sprinkler permits issued this week
4
Combined reported cost
$1,943,850
where the permit reports one
Permits reporting a cost
4
Measured 2026-07-31 · City of Chicago dataset ydr8-5enu
| Issued | Address | Permit type | Reported cost | Source |
|---|---|---|---|---|
| 2025-10-01 | 455 N CITYFRONT PLAZA DR | PERMIT - RENOVATION/ALTERATION | $1,000,000 | 101072638 |
| 2025-10-01 | 8515 S STONY ISLAND AVE | PERMIT – EXPRESS PERMIT PROGRAM | $600 | B200444343 |
| 2025-09-30 | 2605 W NORTH AVE | PERMIT - RENOVATION/ALTERATION | $42,800 | 101053477 |
| 2025-09-29 | 2144 N SEMINARY AVE | PERMIT - NEW CONSTRUCTION | $900,450 | 101072852 |
Permit Signal
This page is one trade, one week, published for anyone. Subscribers get their trade’s permits the morning each one becomes public — connected, with the contractor attached.