Research / Chicago IL FOIA Request Log Pulse
Chicago IL FOIA Request Log Pulse: 2026 statistics from 492 public records
The most common classification is 2026-09-14T00:00:00.000: 22 of 492 records (4.5%) (as of 2026-11-03; source: Chicago Data Portal — FOIA Request Log (7avf-ek45)).
Data as of · Compiled by Zalwin from Chicago Data Portal — FOIA Request Log (7avf-ek45)
Key findings
- Zalwin's Chicago IL FOIA Request Log Pulse dataset holds 492 Chicago IL FOIA Request Log Pulse records dated 2025-06-15 to 2026-11-09 (as of 2026-11-03; source: Chicago Data Portal — FOIA Request Log (7avf-ek45)). #
- The most common classification is 2026-09-14T00:00:00.000: 22 of 492 records (4.5%) (as of 2026-11-03; source: Chicago Data Portal — FOIA Request Log (7avf-ek45)). #
- 204 of 492 records (41.5%) are dated within the 30 days before 2026-11-03 (source: Chicago Data Portal — FOIA Request Log (7avf-ek45)). #
- In Illinois, the leading classification is 2026-09-14T00:00:00.000 with 22 of 492 records (4.5%) (as of 2026-11-03; source: Chicago Data Portal — FOIA Request Log (7avf-ek45)). #
Chicago IL FOIA Request Log Pulse records by state
| Group | Records | Share |
|---|---|---|
| Illinois | 492 | 100.0% |
Chicago IL FOIA Request Log Pulse records by classification
| Group | Records | Share |
|---|---|---|
| 2026-09-14T00:00:00.000 | 22 | 4.5% |
| 2026-10-15T00:00:00.000 | 20 | 4.1% |
| 2026-10-01T00:00:00.000 | 16 | 3.3% |
| 2026-08-25T00:00:00.000 | 16 | 3.3% |
| 2026-08-21T00:00:00.000 | 16 | 3.3% |
| 2026-10-09T00:00:00.000 | 15 | 3.0% |
| 2026-09-18T00:00:00.000 | 15 | 3.0% |
| 2026-08-10T00:00:00.000 | 13 | 2.6% |
| 2026-10-26T00:00:00.000 | 12 | 2.4% |
| 2026-10-05T00:00:00.000 | 12 | 2.4% |
| 2026-09-29T00:00:00.000 | 12 | 2.4% |
| 2026-09-28T00:00:00.000 | 12 | 2.4% |
| 2026-09-22T00:00:00.000 | 12 | 2.4% |
| 2026-09-11T00:00:00.000 | 12 | 2.4% |
| 2026-09-02T00:00:00.000 | 12 | 2.4% |
Methodology and data provenance
- Sample: 492 public records dated 2025-06-15 to 2026-11-09; illustrative samples excluded.
- Source: Chicago Data Portal — FOIA Request Log (7avf-ek45). Refreshed automatically about every 24 hours; figures above are as of 2026-11-03.
- Shares are of all records in the dataset; totals and medians use only records with a stated min metric / volume.
- Organization-level data only. Informational; verify individual records at the official source.
Cite this study
Zalwin Research, "Chicago IL FOIA Request Log Pulse statistics" (data as of 2026-11-03), https://zalwin.com/research/ilfoiarequestlogpulse
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