$12,200. Age: If you are age 65 or older, you may increase your standard deduction by $1,550 if you file single or head-of-household. If you are married filing jointly and you OR your spouse is 65 or older, you may increase your standard deduction by $1,200.
Davidson County is a county located in the U.S. state of Tennessee. As of the 2010 census, the population was 626,681, making it the second-most populous county in Tennessee. Its county seat is Nashville, the state capital.
Nashville/Davidson County Population Data. Population estimates by age, race, and gender are available by clicking the link below. All population estimates here are based on the latest census data, and on estimates from the Tennessee Department of Health. Socio-Demographic Changes between 2000 Census and 2005-2009 ACS in Nashville Davidson Metropolitan County.