Per diem rates
Chicago, IL per diem rates
Official FY2026 GSA per diem for Chicago (Cook / Lake County), Illinois. Lodging is capped at $142.00–$234.00 per night depending on the season, and meals & incidentals are $92.00 per day ($69.00 on your first and last travel day).
Chicago rate table
| Months | Lodging (per night) |
|---|---|
| Jan–Mar | $142.00 |
| Apr–Jun | $234.00 |
| Jul–Aug | $202.00 |
| Sep–Nov | $223.00 |
| Dec–Dec | $142.00 |
| M&IE (per day) | $92.00 · $69.00 first/last day |
Lodging changes by month here — the calculator uses the right rate for each night of your trip.
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Per diem tripFY 2026 rates
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Other Illinois per diem rates
Rates from the GSA FY2026 dataset. PerDiemWise is an independent tool, not affiliated with the GSA.