The administrative headquarters of the 24 Counties of the state are clearly marked in the Maryland County Seat Map. All the important administrative decisions of the Counties are taken in the respective County Seats. Some of the County Seats of Maryland are:
- Denton- The County of Caroline is administered by the County Seat of Denton
- Cumberland- Cumberland is the County Seat of Allegany County
- Baltimore- The County Seat of Baltimore is the administrative headquarter of the County of Baltimore
- Easton- The Talbot County is administered by the County Seat of Easton
- Rockville- The County Seat of Rockville is the administrative headquarter of Montgomery County
- Cambridge- Cambridge is the County Seat of Dorchester County
- Westminster- The Carroll County is administered by the County Seat of Westminster
- Bel Air- Bel Air is the County Seat of Harford County
- Salisbury- The County Seat of Salisbury is the administrative headquarter of Wicomico County
- Oakland- Oakland is the County Seat of Garrett County
- La Plata- The Charles County is administered by the County Seat of La Plata
- Ellicott City- Ellicott City is the County Seat of Howard County
The Maryland State Map indicates the accurate location of the County Seats.