Nashville has a consolidated city-county government which includes seven smaller municipalities in a two-tier system. The population of Nashville-Davidson County stood at 619,626 as of 2007, while the population of the balance was 590,807, according to United States Census Bureau estimates. The 2007 population of the entire 13-county Nashville Metropolitan Statistical Area was 1,521,437, making it the largest metropolitan area in the state.
According to the 2007 American Community Survey, the population of the Nashville-Davidson metropolitan government (balance) was 65.6% White (60.2% non-Hispanic-White alone), 28.9% Black or African American, 0.6% American Indian and Alaska Native, 3.3% Asian, 0.0% Native Hawaiian and Other Pacific Islander, 2.6% from some other race and 0.9% from two or more races. 7.3% were Hispanic or Latino of any race.
The data below is for all of Metropolitan Nashville-Davidson County, including other incorporated cities within the consolidated city-county (such as Belle Meade and Berry Hill). See Nashville-Davidson (balance) for demographic data on Nashville-Davidson County excluding separately incorporated cities.
As of the census of 2000, there were 569,891 people, 237,405 households, and 138,169 families residing in the city. The population density was 1,134.6 people per square mile (438.1/km²). There were 252,977 housing units at an average density of 503.7/sq mi (194.5/km²). The racial makeup of the city was 66.99% White, 25.92% African American, 0.29% Native American, 2.33% Asian, 0.07% Pacific Islander, 2.42% from other races and 1.97% from two or more races. Hispanic or Latino of any race were 4.58% of the population. Metropolitan Nashville-Davidson County's estimated population for 2007 is 619,626 people.
There were 237,405 households out of which 26.7% had children under the age of 18 living with them, 39.9% were married couples living together, 14.3% had a female householder with no husband present, and 41.8% were non-families. 33.4% of all households were made up of individuals and 8.2% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.96.
In the city the population was spread out with 22.2% under the age of 18, 11.6% from 18 to 24, 34.0% from 25 to 44, 21.1% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 93.8 males. For every 100 females age 18 and over, there were 90.8 males.
The median income for a household in the city was $39,797, and the median income for a family was $49,317. Males had a median income of $33,844 versus $27,770 for females. The per capita income for the city was $23,069. About 10.0% of families and 13.0% of the population were below the poverty line, including 19.1% of those under age 18 and 10.5% of those age 65 or over.
Because of its relatively low cost of living and large job market, Nashville has become a popular city for immigrants. Nashville’s foreign-born population more than tripled in size between 1990 and 2000, increasing from 12,662 to 39,596. Large groups of Mexicans, Kurds, Vietnamese, Laotians, Cambodians, Arabs, and Somalis call Nashville home, among other groups. Nashville has the largest Kurdish community in the United States, numbering approximately 11,000. About 60,000 Bhutanese refugees are being admitted to the U.S. and some of them will resettle in Nashville. During the Iraqi election of 2005, Nashville was one of the few international locations where Iraqi expatriates could vote. The American Jewish community in Nashville dates back over 150 years ago, and numbers about 6,500 (2001).
Nashville is centrally located at the crossroads of three Interstate Highways: I-40, I-24, and I-65. Interstate 440 is a bypass route connecting I-40, I-65, and I-24 south of downtown Nashville. Briley Parkway connects the north side of the city and its interstates.
The Metropolitan Transit Authority provides bus transit within the city, out of a newly built hub station downtown. Routes utilize a hub and spoke method. Expansion plans include use of Bus rapid transit for new routes, with the possibility for local rail service at some point in the future.
Nashville is considered a gateway city for rail and air traffic for the Piedmont Atlantic MegaRegion.
The city is served by Nashville International Airport, which was a hub for American Airlines between 1986 and 1995 and is now a mini-hub for Southwest Airlines.
Although it is a major rail hub, with a large CSX Transportation freight rail yard, Nashville is one of the largest cities in the U.S. not served by Amtrak.
Nashville launched a passenger commuter rail system called the Music City Star on September 18, 2006. The only currently operational leg of the system connects the city of Lebanon to downtown Nashville at the Nashville Riverfront. Legs to Murfreesboro and Gallatin are currently in the feasibility study stage. The system plan includes seven legs connecting Nashville to surrounding suburbs.
Notable bridges in the city are: