2nd most populous of 95
With 729,505 residents in 2024, Davidson County ranks 2nd by population among Tennessee's 95 counties and is home to 10.1% of the state's residents.

Davidson County has the largest immigrant share in Tennessee (15.0% foreign-born) and the largest economy ($116.9 billion GDP).
Davidson County is home to 729,505 people (2024 estimate) on 503 square miles of land. This page brings together official U.S. Census Bureau population estimates since 2000, the components of change—births, deaths and migration—American Community Survey indicators on income, housing, poverty and education, BEA economic accounts and BLS unemployment.
Pick an indicator to see its long-run evolution.
U.S. Census Bureau: intercensal estimates 2000–2009, Vintage 2020 (2010–2019) and Vintage 2024 (2020–2024), July 1.
| Indicator | Value | Year and source |
|---|---|---|
| Population estimate | 729,505 | 2024 · U.S. Census Bureau |
| Population, 2010 Census | 626,681 | 2010 · U.S. Census Bureau |
| Population, 2000 | 570,439 | July 1, 2000 · Census intercensal |
| Change since 2000 | +27.9% | 2000–2024 · Census |
| International migration | +8,789 | 2024 · Census Vintage 2024 |
| Domestic migration | −2,741 | 2024 · Census Vintage 2024 |
| Birth rate | 14.0 per 1,000 | 2024 · calculated |
| Death rate | 7.9 per 1,000 | 2024 · calculated |
| Population rank in Tennessee | 2nd of 95 | 2024 · calculated |
| Per capita personal income | $99,647 | BEA, 2024 · official |
| Gross domestic product | $116.9 billion | BEA, current dollars, 2024 · official |
| Median household income | $77,853 | ACS 2020–2024 5-year · official |
| Poverty rate | 13.9% | ACS 2020–2024 5-year · official |
| Bachelor’s degree or higher | 48.4% | Age 25+, ACS 2020–2024 5-year · official |
| Foreign-born residents | 15.0% | ACS 2020–2024 5-year · official |
| Median home value | $417,400 | ACS 2020–2024 5-year · official |
| Median gross rent | $1,582/month | ACS 2020–2024 5-year · official |
| Median age | 34.6 years | ACS 2020–2024 5-year · official |
| Households | 324,907 | ACS 2020–2024 5-year · official |
| Owner-occupied homes | 52.8% | ACS 2020–2024 5-year · official |
Comparable indicators for Davidson County, Tennessee and the United States.
| Indicator | County | Tennessee | U.S. | Reference |
|---|---|---|---|---|
| Population change 2020–2024 | +1.9% | +4.6% | +2.6% | Census Vintage 2024 |
| Birth rate (per 1,000) | 14.0 | 11.5 | 10.6 | 2024 |
| Death rate (per 1,000) | 7.9 | 11.0 | 9.1 | 2024 |
| Net migration rate (per 1,000) | 8.3 | 10.5 | 8.2 | 2024 |
| Population density (/mi²) | 1448.9 | 175.3 | 96.3 | 2024 |
| Per capita personal income | $99,647 | $66,504 | $73,204 | BEA, 2024 |
| Median household income | $77,853 | $69,595 | $80,734 | ACS 2020–2024 5-year |
| Poverty rate | 13.9% | 13.8% | 12.5% | ACS 2020–2024 5-year |
| Bachelor’s degree or higher | 48.4% | 31.1% | 35.7% | Age 25+, ACS 2020–2024 5-year |
| Foreign-born residents | 15.0% | 6.1% | 14.1% | ACS 2020–2024 5-year |
| Median home value | $417,400 | $286,700 | $332,700 | ACS 2020–2024 5-year |
| Median gross rent | $1,582/month | $1,189/month | $1,413/month | ACS 2020–2024 5-year |
| Median age | 34.6 years | 38.9 years | 38.9 years | ACS 2020–2024 5-year |
| Owner-occupied homes | 52.8% | 66.9% | 65.2% | ACS 2020–2024 5-year |
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With 729,505 residents in 2024, Davidson County ranks 2nd by population among Tennessee's 95 counties and is home to 10.1% of the state's residents.
Its population went from 570,439 in 2000 to 729,505 in 2024, a change of +27.9%, compared with +26.7% for Tennessee as a whole.
In the year to July 2024 the county recorded 10,197 births and 5,758 deaths, so births outnumbered deaths by 4,439.
Annual Census estimates since 2000 put the county's highest population in 2024, at 729,505.
Davidson County has about 1448.9 residents per square mile of land, ranking 1st of 95 counties; Tennessee averages 175.3.
With a median household income of $77,853 (ACS 2020–2024 5-year), the county ranks 9th of 95 Tennessee counties; the state median is $69,595.
Its economy produced $116.9 billion of GDP in 2024 (BEA), 1st largest among 95 Tennessee counties.
Real GDP grew 4.1% in 2024, adjusted for inflation (BEA, chained 2017 dollars).