Montgomery County is home to 234,153 people in Tennessee. Since 2000 the county has risen by half, up 99,385 people. The median age is 31.9, younger than the US median of 38.9. Few US counties rank higher on income. The foreign-born share is 7%. 81% were living in the same home a year earlier.
At a glance
Lower income
median household income $75,613, below the US median
US median: $82,259
Younger
median age 31.9
US median: 38.9
Average education
31% hold a bachelor's degree
US average: 36%
Less affordable
home values up 82%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Montgomery County
What changed most since 1990
Population100,498 → 234,153(+133%)US over the same years: +35%
Median home value (2024 dollars)$139,684 → $280,200(+101%)US over the same years: +67%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)58.3%(17,587)
US avg: 26.4%
Gulf War (1990s)39.9%(12,031)
US avg: 24.3%
Vietnam era12.6%(3,810)
US avg: 33.1%
Korean War0.7%(220)
US avg: 4.5%
World War II0%(0)
US avg: 1%
Share of the 30,166 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Montgomery County, decade by decade
Montgomery County population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
100,498
$61,365
$139,684
16.5%
45.9
2000
134,768
$71,010
$153,930
19.3%
57.2
2010
172,331
$70,389
$186,151
22.3%
63.5
2020
220,069
$73,787
$212,107
29.4%
73.8
2024
234,153
$75,613
$280,200
31.1%
74.0
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
How many people live in Montgomery County, Tennessee?
Montgomery County, Tennessee has about 234,153 residents according to the 2024 American Community Survey.
What is the median household income in Montgomery County, Tennessee?
The typical household in Montgomery County, Tennessee earns about $75,613 a year. Half of households make more than that, and half make less.
Is Montgomery County, Tennessee expensive?
In Montgomery County, Tennessee, the median home is worth about $280,200, and the typical rent is about $1,308 a month.
How educated are people in Montgomery County, Tennessee?
About 31.1% of adults age 25 and over in Montgomery County, Tennessee hold a bachelor's degree or higher.
What is the poverty rate in Montgomery County, Tennessee?
About 11.3% of people in Montgomery County, Tennessee live below the federal poverty line.
Has Montgomery County, Tennessee grown since 1990?
Yes, Montgomery County, Tennessee has grown since 1990. The population has added about 133,655 residents, a change of about 133 percent over that period.