| County |
County Seat |
Created |
Formed From |
Named For |
Host |
|
Mailing List |
| Allegany |
Cumberland |
1789 |
Washington County |
From the Lenape Indian word oolikhanna, which means "beautiful stream" |
ADOPTABLE |
 |
Mailing
List |
| Anne Arundel |
Annapolis |
1650 |
St Mary's |
Anne Arundell was the maiden name of the wife of Cęcilius Calvert,
2nd Baron Baltimore. Between 1654 and 1658 it was known as Providence
County by Puritan settlers |
ADOPTABLE |
 |
Mailing
List |
| Baltimore City |
Baltimore |
1851 |
Baltimore County |
Cęcilius Calvert, 2nd Baron Baltimore, first proprietor of the Maryland
colony |
ADOPTABLE |
 |
Mailing
List |
| Baltimore County |
Towson |
1659 |
Unorganized |
Cęcilius Calvert, 2nd Baron Baltimore, first proprietor of the Maryland
colony |
ADOPTABLE |
 |
Mailing
List |
| Calvert |
Prince Frederick |
1658 |
Patuxent |
The Calvert Family |
ADOPTABLE |
 |
Mailing
List |
| Caroline |
Denton |
1773 |
Dorchester and Queen Anne's |
Lady Caroline Eden, daughter of Charles Calvert, 5th Baron Baltimore |
ADOPTABLE |
 |
Mailing
List |
| Carroll |
Westminster |
1837 |
Baltimore and Frederick |
Charles Carroll of Carrollton, a representative to the Continental
Congress and signatory of the Declaration of Independence |
ADOPTABLE |
 |
Mailing
List |
| Cecil |
Elkton |
1672 |
Baltimore and Kent |
Cecil is an Anglicized form of the first name of Cęcilius Calvert,
2nd Baron Baltimore |
ADOPTABLE |
 |
Mailing
List |
| Charles |
LaPlata |
1658 |
Unorganized |
Charles Calvert, 3rd Baron Baltimore, second proprietor of the Maryland
colony |
ADOPTABLE |
 |
Mailing
List |
| Dorchester |
Cambridge |
1668 |
Unorganized |
Dorchester in Dorset, England; the Earl of Dorset was a friend of
the Calvert family |
ADOPTABLE |
 |
Mailing
List |
| Frederick |
Frederick |
1748 |
Prince George's |
Frederick Calvert, 6th Baron Baltimore, final proprietor of the Maryland
colony |
ADOPTABLE |
 |
Mailing
List |
| Garrett |
Oakland |
1872 |
Allegany |
John Work Garrett, president of the Baltimore and Ohio Railroad |
ADOPTABLE |
 |
Mailing
List |
| Harford |
Bel Air |
1773 |
Baltimore |
Henry Harford, illegitimate son of Frederick Calvert, 6th Baron Baltimore |
ADOPTABLE |
 |
Mailing
List |
| Howard |
Ellicott City |
1851 |
Anne Arundel and Baltimore |
John Eager Howard, an American Revolutionary War officer and governor
of Maryland |
ADOPTABLE |
 |
Mailing
List |
| Kent |
Chestertown |
1642 |
Unorganized |
Kent County, England |
ADOPTABLE |
 |
Mailing
List |
| Montgomery |
Rockville |
1776 |
Frederick |
Richard Montgomery, an American Revolutionary War general |
ADOPTABLE |
 |
Mailing
List |
| Patuxent |
Defunct |
1654 |
Unorganized |
Patuxent Tribe, a branch of Algonquins |
Renamed Calvert County |
Defunct |
|
| Potomac |
Defunct |
1654 |
St Mary's |
|
Renamed St Mary's County |
Defunct |
|
| Prince George's |
Upper Marlboro |
1696 |
Calvert and Charles |
Prince George of Denmark, husband to Queen Anne I of Great Britain |
ADOPTABLE |
 |
Mailing
List |
| Providence |
Defunct |
1654 |
Anne Arundel |
Called such by the Quakers |
Renamed Anne Arundel |
Defunct |
|
| Queen Anne's |
Centreville |
1706 |
Talbot |
Anne I, Queen of Great Brittain |
ADOPTABLE |
 |
Mailing
List |
| St Mary's |
Leonardtown |
1637 |
Unorganized |
Virgin Mary |
ADOPTABLE |
 |
Mailing
List |
| Somerset |
Princess Anne |
1666 |
Unorganized |
Mary, Lady Somerset, sister-in-law of Cęcilius Calvert, 2nd Baron
Baltimore |
ADOPTABLE |
 |
Mailing
List |
| Talbot |
Easton |
1662 |
Kent |
Grace, Lady Talbot, sister of Cęcilius Calvert, 2nd Baron Baltimore |
ADOPTABLE |
 |
Mailing
List |
| Washington |
Hagerstown |
1776 |
Frederick |
George Washington |
ADOPTABLE |
 |
Mailing
List |
| Wicomico |
Salisbury |
1867 |
Somerset and Worcester |
The Wicomico River; in Lenape, wicko mekee indicated "a place where
houses are built," possibly in reference to a settlement |
ADOPTABLE |
 |
Mailing
List |
| Worcester |
Snow Hill |
1742 |
Somerset |
Mary Arundell, the wife of Sir John Somerset, son of the 1st Marquess
of Worcester, and sister of Anne Arundell, wife of Cęcilius Calvert,
2nd Baron Baltimore |
ADOPTABLE |
 |
Mailing
List |