GSA · CONUS Per Diem

Monterey, California GSA Per Diem Rates (FY2026)

Effective date: July 1, 2026 Last updated: October 1, 2025
Lodging (per night)
$279
Peak season
M&IE (per day)
$92
Maximum per diem
$371
Lodging + M&IE

Seasonal breakdown

GSA sets seasonal lodging rates for Monterey: the nightly lodging ceiling changes during the year (it is highest in peak travel months), while the M&IE rate stays constant.

Season Lodging M&IE Max per diem
Feb 1 – Jun 30 $199 $92 $291
Jul 1 – Aug 31 $279 $92 $371
Sep 1 – Sep 30 $191 $92 $283
Oct 1 – Jan 31 $191 $92 $283

Historical rate trend

Monterey rate history — Max per diem ($/day). Query any past effective date directly via the API.

Period Lodging M&IE Max per diem
FY2026 $279 $92 $371
FY2025 $279 $92 $371
FY2024 $251 $74 $325
FY2023 $240 $74 $314
FY2022 $240 $74 $314
FY2021 $240 $76 $316
FY2020 $223 $76 $299
FY2019 $206 $76 $282
FY2018 $198 $74 $272
FY2016 $175 $74 $249
FY2015 $166 $71 $237
FY2014 $156 $71 $227

How this rate is used

This GSA per diem rate sets the maximum reimbursable lodging and meals & incidental expenses (M&IE) for federal employees and government contractors on temporary duty (TDY) travel to Monterey, California. Travel and expense systems use it as the ceiling for voucher reimbursement; contractors use it for DCAA-compliant travel cost modeling on proposals and invoices.

Get this data from the API

The exact request that returns this page's data. Change the date parameter to query any historical effective date, or pull it straight into your ERP, payroll, or expense system.

curl -H "X-API-Key: YOUR_KEY" \
  "https://api.allowancesapi.com/v1/gsa/perdiem/state/US-CA?city=Monterey"
Sample response
{
  "effective_date": "2026-07-01",
  "results": [
    {
      "destination": "Monterey",
      "lodging": 279,
      "meals_incidental": 92,
      "season_begin": "07/01",
      "season_end": "08/31",
      "state": "US-CA"
    }
  ],
  "verification_url": "https://www.gsa.gov/travel/plan-book/per-diem-rates"
}

Source & methodology

Effective period
Fiscal Year 2026 (Oct 1, 2025 – Sep 30, 2026)
Last updated
October 1, 2025

Allowances API is not affiliated with, endorsed by, or sponsored by any U.S. Government agency. All rate data is sourced from official public rate tables and re-published in a normalized format.