Genealogy Trails History Group


Welcome to Baltimore County, Maryland Genealogy Trails!

This county is in need of a dedicated host!

We're looking for folks who share our dedication to putting data online and are interested in helping this project be as successful as it can be. If you are interested in joining our group, and becoming a Host for any of Florida's counties, view our Volunteer Page for further information

If you are interested in adding your families' information this website,
EMAIL US . We'll be happy to help your families' obituaries, news items and other historical data find a home here at Florida Genealogy Trails, where it will remain free for all to view.

Baltimore County map

The name of the county was derived from the barony of the Proprietor of the Maryland colony, Cæcilius Calvert, 2nd Baron Baltimore, in County Longford, Ireland. The County Seat is Towson.

It should be noted that Baltimore County does not include the City of Baltimore, which was split off as an independent city in 1851.

The origin of Baltimore County is not known, the earliest known recordof the county politically is January 12, 1659, when a writ was issued to its sheriff. Previously, Baltimore Countywas more known as a geographical entity than a political one, with its territorial limits consisting of the presentday Baltimore City, Cecil and Harford Counties, as well as parts of Carroll, Anne Arundel, Frederick, Howard and Kent Counties.

In 1674, a portion of Baltimore County, as well as a portion of Kent County, was split off to form Cecil County.In 1748, a portion of Baltimore County, as well as a portion of Prince George's County, was split off to form FrederickCounty. In 1773, Harford County was split off from Baltimore County. In 1837, a part of Baltimore County was combined with a part of Frederick County to form Carroll County. In 1851 the city of Baltimore was detached from Baltimore County.

Volunteers Dedicated to free genealogy



Court and other Legal Records

Family Bible Records

Historical Info


Recent Website Updates:
September 2016
Death Notice: Maria Bosserman

November 2014:
WORLD WAR II ARMY & ARMY AIR FORCE DEAD & MISSING CASUALTY LIST - transcribed & submitted by Peggy Thompson
Deaths: 1850 Mortality Schedule - transcribed by Camilla Jackson



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Surrounding Counties

York County, Pennsylvania (north)
Anne Arundel County, Maryland (south)
Carroll County, Maryland (west)
Harford County, Maryland (east)
Howard County, West Virginia (southwest)
Baltimore City, Maryland (independent city, surrounded by Baltimore County except to the south)