Carrollton Bancorp can baby-sit your money from Babe Ruth's hometown. The institution is the holding company for Carrollton Bank, a commercial bank serving Baltimore and surrounding areas from about a dozen branches. It offers standard retail services such as checking and savings accounts, money market accounts, and IRAs. Commercial real estate and residential mortgages account for about 45% and 20%, respectively, of the bank's loan portfolio. Bank subsidiary Carrollton Financial Services sells stocks, bonds, mutual funds, and annuities; Carrollton Mortgage Services originates and sells residential mortgages.