How do I calculate a Big Oak Flat trip total?

Use the GSA per diem calculator with California and this ZIP or locality selected. Lodging is per night; M&IE is 100% on full days and 75% on the first and last calendar days.

Big Oak Flat per diem rates

Q: What is the GSA per diem rate for Big Oak Flat?

GSA does not list Big Oak Flat as its own key city. ZIP 95305 maps to standard CONUS: $68 M&IE and peak lodging $110.

Tuolumne County · ZIP 95305 · FY 2026

Official travel to Big Oak Flat in Tuolumne County (sample ZIP 95305) is not its own GSA key city. GSA maps this ZIP to the standard CONUS rate for California : $68 M&IE and peak lodging $110.

First and last travel days use 75% of M&IE ($51). Lodging is a monthly maximum (before tax). Statewide default CONUS is $110 lodging + $68 M&IE when no higher locality applies.

Assigned M&IE: $68
Peak lodging: $110

Calculate Big Oak Flat per diem All CA localities

Example: 3-night trip in Big Oak Flat

Four travel days at the assigned standard CONUS caps: two at 75% M&IE and two at 100%, plus three nights at peak lodging $110.

Lodging: 3 × $110 = $330
M&IE: 2 × $51 + 2 × $68 = $238
Estimated total: $568

Frequently asked questions

What is the GSA per diem rate for Big Oak Flat?

GSA does not publish a separate key-city rate named Big Oak Flat. ZIP 95305 maps to standard CONUS: $68 M&IE and peak lodging $110.

How do I calculate a trip to Big Oak Flat?

Open the GSA calculator with this locality selected, or enter ZIP 95305. First and last days are 75% of M&IE.

Other cities in Tuolumne County

Nearby California high-cost localities

Planning aid only · ZIP maps to a GSA destination ID · Methodology