Geography Eldersburg is located in the southeastern portion of Carroll County at (39.400802, −76.951475). It is bordered to the east by Baltimore County and to the south by Howard County, except where it is bordered by the town of Sykesville.
Geography Eldersburg is located in the southeastern portion of Carroll County at (39.400802, −76.951475). It is bordered to the east by Baltimore County and to the south by Howard County, except where it is bordered by the town of Sykesville.