Per diem rates
Princeton / Trenton, NJ per diem rates
Official FY2026 GSA per diem for Princeton / Trenton (Mercer County), New Jersey. Lodging is capped at $138.00 per night, and meals & incidentals are $86.00 per day ($64.50 on your first and last travel day).
Princeton / Trenton rate table
| Months | Lodging (per night) |
|---|---|
| All year | $138.00 |
| M&IE (per day) | $86.00 · $64.50 first/last day |
Calculate a trip to Princeton / Trenton
Per diem tripFY 2026 rates
Pick your travel dates to see the itemised per diem.
Saved trips
·
Save a calculated trip and it'll stay here on this device — handy for recurring routes and expense reports.
Other New Jersey per diem rates
Rates from the GSA FY2026 dataset. PerDiemWise is an independent tool, not affiliated with the GSA.