2025 GSA Per Diem Rates for St. Mary's County, Maryland
Note: These per diem rates are for next year. Click here to view 2024 per diem rates.
St. Mary's County Per Diems for December 2025:
Lodging:
$110.00 / nightMeals & Incidentals:
$68.00 / dayThese per diem rates are set by the GSA and are used by Federal and local governments as well as many private-sector companies to reimburse employees for business travel expenses incurred within St. Mary's County, Maryland (county borders are highlighted on the Maryland map).
Generally, you will be entitled to one Lodging per-diem of up to $110.00 to cover your actual hotel costs and one Meals & Incidentals per-diem payment of $68.00 to cover food and incidentals like parking costs for each full day of travel within St. Mary's County. 75% of the normal M&IE per diem rates are generally issued for your first and last days of travel.
Click to Find a Per-Diem Rate Hotel in Maryland
Cities in the St. Mary's County Per Diem Area
In the Continental United States (CONUS), per diems are assigned on a county-by-county basis. These rates apply to all cities, towns, and other areas that fall within the borders of St. Mary's County.
The St. Mary's County per diem rates listed on this page apply to business travel in the following cities: Patuxent River Naval Air Station Hollywood Lexington Park Leonardtown California Mechanicsville Avenue St. Marys County Scotland Saint Marys City and other unincorporated areas within St. Mary's County boundaries.