Community area × permit type
Renovation & Alteration permits in Jefferson Park
The typical renovation & alteration permit issued in Jefferson Park took 42 days. The 75th-percentile wait was 114 days.
Records checked2512021–Sep. 15, 2026
The short answer
Typical wait42 daysmedian issued permit
Usually within114 days75% of records
Long-wait edge222 days90% of records
Evidence251issued permits
The median was 18 days faster than the previous 12 months.
How the waits are distributed
Median is only the middle. This shows how often issued permits fell into each elapsed-time band.
Change over time
Annual permit timing
| Issue year | Records | Median | 75th percentile | 90th percentile |
|---|---|---|---|---|
| 2021 | 55 | 4 days | 84 days | 151 days |
| 2022 | 59 | 2 days | 68 days | 140 days |
| 2023 | 38 | 62 days | 126 days | 257 days |
| 2024 | 31 | 65 days | 133 days | 210 days |
| 2025 | 44 | 77 days | 223 days | 267 days |
| 2026* | 24 | 52 days | 73 days | 135 days |
*2026 is partial through Sep. 15. Year labels use the permit issue date, not the application date.
Context
Renovation & Alteration timing in comparable community areas
| Report | Median | 75% within | Records |
|---|---|---|---|
| Humboldt Park | 42 days | 104 days | 739 |
| Jefferson Park | 42 days | 114 days | 251 |
| Mount Greenwood | 42 days | 87 days | 153 |
| Portage Park | 42 days | 99 days | 549 |
| Roseland | 42 days | 104 days | 397 |
| West Lawn | 42 days | 124 days | 138 |
| Bridgeport | 41 days | 112 days | 410 |
| Chicago Lawn | 43 days | 112 days | 356 |