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COUNTY

Montgomery County

Ohio · 539,598 residents (2025 est.) · 461 sq mi
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Part of the Dayton metro area
The short version

Montgomery County is a county of 536,096 people in Ohio. Home values have more than doubled since 2000, reaching $180,900. 5% of residents were born outside the United States. Density works out to 1,162 people per square mile. Renters pay $1,026 a month at the median. 31% of adults hold a bachelor's degree or higher.

At a glance
Lower income
below the US median
US median: $82,259
Mid-age
median age 38.8
US median: 38.9
Average education
31% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
536,096
−4%since 2000
from 559,062 in 2000
539,598 in 2025 (Census Bureau estimate)
1990 – 2025
Population density
1,162 / sq mi
Unchangedsince 2009
from 1,167 / sq mi in 2009
US average: 281
Median age
38.8
+7%since 2000
from 36.4 in 2000
US average: 38.9
Land area
461 sq mi
Population, 1990 – 2024
527K540K553K565K578K19902000201020202024Montgomery County
2024536K
1990201020202024
Age distribution, 2024
Under 55.9%(31,396)
US avg: 5.6%
5 to 96.3%(33,896)
US avg: 6%
10 to 146.1%(32,654)
US avg: 6.4%
15 to 196.3%(33,996)
US avg: 6.6%
20 to 246.6%(35,405)
US avg: 6.5%
25 to 3413.9%(74,486)
US avg: 13.7%
35 to 4412.2%(65,355)
US avg: 13.2%
45 to 5411.3%(60,568)
US avg: 12.2%
55 to 6412.8%(68,729)
US avg: 12.7%
65 to 7410.8%(57,935)
US avg: 10.2%
75 to 845.6%(29,881)
US avg: 5.1%
85 and over2.2%(11,795)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$66,139
−10%inflation adjusted, since 2000
from $40,156 in 2000
US average: $82,259
1990 – 2024
Per capita income
$38,450
+77%since 2000
from $21,743 in 2000
US average: $44,673
Households earning $100K+
44.4%
+18.8 ptssince 2009
from 25.6% in 2009
US average: 53.3%
Poverty rate
15.0%
+3.7 ptssince 2000
from 11.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.459
+2%since 2010
from 0.450 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade13%
US avg: 9.9%
Information10.7%
US avg: 10.8%
Finance & insurance6.7%
US avg: 5.9%
Professional, scientific, technical6.1%
US avg: 5.1%
Other services5.8%
US avg: 6.7%
Wholesale trade5.1%
US avg: 6.9%
Public administration4.1%
US avg: 4.8%
Transportation & warehousing1.9%
US avg: 2.2%
Arts, entertainment, food1.5%
US avg: 1.9%
Education & health services0.6%
US avg: 0.9%
Agriculture, forestry, fishing0.3%
US avg: 1.6%
Construction0.2%
US avg: 1.2%
Manufacturing0.1%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$180,900
+5%inflation adjusted, since 2000
from $94,800 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,026
+7%inflation adjusted, since 2000
from $525 in 2000
US average: $1,442
Owner-occupied
62.5%
−2.2 ptssince 2000
from 64.7% in 2000
37.5% rent
Vacancy rate
8.5%
−3.5 ptssince 2009
from 12.0% in 2009
US average: 10.0%
Persons per household
2.24 people
−4%since 2009
from 2.33 people in 2009
US average: 2.54
Owner cost-burdened
18.5%
−7.6 ptssince 2009
from 26.1% in 2009
US average: 22.9%
Renter cost-burdened
44.3%
−3.6 ptssince 2009
from 47.8% in 2009
US average: 47.4%
Afford Score
2.7
+2%since 2009
from 2.7 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
44
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic75.9%(424,183)
Black19.8%(110,454)
Hispanic / Latino1.3%(7,096)
Asian1.3%(7,267)
Other0%
2024
White, non-Hispanic67.7%(362,682)
Black20.4%(109,097)
Hispanic / Latino4.2%(22,744)
Asian2.2%(12,029)
Other5.5%(29,544)
Diversity Score
62
+23%since 2009
from 50 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
44
−8%since 2020
from 48 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican1.9%(9,921)
Central American0.8%(4,257)
Puerto Rican0.7%(3,582)
South American0.3%(1,763)
Salvadoran0.3%(1,341)
Honduran0.2%(1,314)
Guatemalan0.2%(888)
Spaniard0.1%(637)
Ecuadorian0.1%(553)
Cuban0.1%(552)
Colombian0.1%(436)
Dominican0.1%(328)
+ 9 more hispanic origin groups with data
Panamanian0.1%(325)
Peruvian0.1%(272)
Venezuelan0%(184)
Nicaraguan0%(118)
Chilean0%(113)
Uruguayan0%(91)
Argentine0%(71)
Bolivian0%(43)
Asian origin
Asian Indian0.8%(4,057)
Chinese0.4%(2,170)
Filipino0.3%(1,660)
Vietnamese0.2%(1,147)
Korean0.1%(686)
Kazakh0.1%(516)
Thai0.1%(307)
Japanese0.1%(283)
Pakistani0.1%(276)
Nepalese0%(190)
Cambodian0%(149)
Taiwanese0%(104)
+ 6 more asian origin groups with data
Laotian0%(34)
Burmese0%(25)
Uzbek0%(22)
Malaysian0%(18)
Pacific Islander origin
Samoan0%(90)
Guamanian0%(63)
Chamorro0%(42)
Ancestry
German20.2%(108,320)
Irish11.8%(63,324)
English11.6%(62,345)
American5.2%(28,068)
Italian3.2%(17,124)
Scottish2.1%(11,274)
French1.8%(9,443)
Polish1.6%(8,398)
Dutch0.9%(4,844)
Arab0.8%(4,540)
Scotch-Irish0.8%(4,279)
+ 50 more ancestry groups with data
Hungarian0.7%(3,879)
Welsh0.6%(3,261)
Swedish0.5%(2,585)
British0.4%(2,154)
Norwegian0.4%(1,899)
Greek0.3%(1,709)
Russian0.3%(1,450)
Swiss0.3%(1,445)
Czech0.2%(1,157)
West Indian0.2%(1,155)
Slovak0.2%(983)
Danish0.2%(962)
Lithuanian0.2%(890)
Lebanese0.1%(777)
Turkish0.1%(766)
Nigerian0.1%(731)
Finnish0.1%(639)
Ghanaian0.1%(630)
Austrian0.1%(577)
Canadian0.1%(572)
Jamaican0.1%(565)
Palestinian0.1%(545)
Ukrainian0.1%(534)
Iraqi0.1%(430)
Croatian0.1%(426)
Romanian0.1%(415)
Portuguese0.1%(392)
Belgian0.1%(377)
Egyptian0.1%(364)
Iranian0.1%(304)
Slovene0.1%(284)
Haitian0%(258)
Ethiopian0%(223)
Jordanian0%(189)
Armenian0%(181)
Serbian0%(177)
Somali0%(139)
Moroccan0%(133)
Brazilian0%(126)
Latvian0%(120)
Australian0%(104)
Macedonian0%(103)
Syrian0%(96)
Kenyan0%(94)
Barbadian0%(82)
Israeli0%(32)
Guyanese0%(26)
Bulgarian0%(13)
Section 05

Education

Bachelor's degree or higher
31.3%
+8.5 ptssince 2000
from 22.8% in 2000
US average: 35.6%
High school or higher
92.6%
+9.2 ptssince 2000
from 83.5% in 2000
US average: 89.6%
Graduate degree
12.9%
+4.4 ptssince 2000
from 8.5% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
21.9 min
+69%since 2000
from 13.0 min in 2000
US average: 26.5
Drive alone to work
76.2%
−6.4 ptssince 2009
from 82.6% in 2009
US average: 68.9%
Carpooled to work
7.7%
−1.1 ptssince 2009
from 8.8% in 2009
US average: 8.5%
Public transit
1.2%
−1.5 ptssince 2009
from 2.7% in 2009
US average: 3.2%
Worked from home
12.0%
+9.3 ptssince 2009
from 2.6% in 2009
US average: 15.0%
Walked to work
2.0%
−0.4 ptssince 2009
from 2.4% in 2009
US average: 2.4%
Biked to work
0.2%
−0.1 ptssince 2009
from 0.2% in 2009
US average: 0.4%
No vehicle available
8.5%
−0.7 ptssince 2009
from 9.2% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
5.7%
−4.7 ptssince 2011
from 10.4% in 2011
US average: 5.2%
Labor force participation
63.4%
+0.5 ptssince 2011
from 62.8% in 2011
US average: 63.5%
Women 20-64 in the labor force
76.8%
+2.6 ptssince 2020
from 74.2% in 2020
US average: 74.6%
Self-employed
12.1%
Unchangedsince 2009
from 12.1% in 2009
US average: 13.1%
Management & professional
40.7%
+6.3 ptssince 2009
from 34.4% in 2009
US average: 42.5%
Section 08

People & community

Male
48.4%
+0.4 ptssince 2009
from 48.0% in 2009
Female
51.6%
−0.4 ptssince 2009
from 52.0% in 2009
Foreign born
5.3%
+2.3 ptssince 2009
from 3.0% in 2009
US average: 14.1%
Veterans
8.4%
−4.1 ptssince 2009
from 12.5% in 2009
US average: 6.2%
With a disability
15.2%
+0.2 ptssince 2012
from 15.0% in 2012
US average: 13.3%
Uninsured
6.5%
−5.8 ptssince 2013
from 12.3% in 2013
US average: 8.4%
Broadband at home
90.6%
+13.0 ptssince 2017
from 77.6% in 2017
US average: 91.0%
Computer in household
94.6%
+4.0 ptssince 2020
from 90.6% in 2020
US average: 95.5%
Same house as last year
85.9%
+2.9 ptssince 2020
from 83.0% in 2020
US average: 87.7%
English only at home
92.7%
−1.5 ptssince 2016
from 94.3% in 2016
US average: 77.7%
Spanish at home
2.9%
+1.1 ptssince 2016
from 1.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married38.4%(80,498)
Married46.8%(98,066)
Widowed3.2%(6,747)
Divorced11.6%(24,312)
Women 15+
Never married32.8%(74,958)
Married43.4%(99,119)
Widowed9.2%(20,974)
Divorced14.6%(33,476)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
6.5%
−5.8 ptssince 2013
from 12.3% in 2013
US average: 8.4%
Employer-based
54.0%
−0.7 ptssince 2020
from 54.7% in 2020
US average: 54.8%
Direct-purchase
10.8%
+0.2 ptssince 2020
from 10.6% in 2020
US average: 13.8%
Medicare
19.7%
+0.4 ptssince 2020
from 19.3% in 2020
US average: 18.4%
Medicaid
23.4%
Unchangedsince 2020
from 23.4% in 2020
US average: 20.9%
VA health care
2.9%
+0.1 ptssince 2020
from 2.8% in 2020
US average: 2.2%
Any private
64.8%
−0.5 ptssince 2020
from 65.3% in 2020
US average: 67.1%
Any public
41.3%
+0.2 ptssince 2020
from 41.1% in 2020
US average: 36.7%

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)26.2%(9,131)
US avg: 26.4%
Gulf War (1990s)26.7%(9,326)
US avg: 24.3%
Vietnam era32.3%(11,272)
US avg: 33.1%
Korean War3.6%(1,261)
US avg: 4.5%
World War II0.9%(308)
US avg: 1%

Share of the 34,904 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
Drill deeper

Places similar to Montgomery County

Sedgwick County
Pop 538,433
Guilford County
Pop 562,234
Summit County
Pop 538,376
Baltimore
Pop 569,997
Places similar to Montgomery County
Head to head

Compare Montgomery County to nearby counties

MONTGOMERY COUNTY VS
Preble County
Income$69,223+5%
Home value$180,900same
Population40,664−92%
SEE FULL COMPARISON →
MONTGOMERY COUNTY VS
Miami County
Income$76,817+16%
Home value$229,100+27%
Population112,634−79%
SEE FULL COMPARISON →
MONTGOMERY COUNTY VS
Greene County
Income$87,309+32%
Home value$252,200+39%
Population174,322−68%
SEE FULL COMPARISON →
MONTGOMERY COUNTY VS
Warren County
Income$110,132+67%
Home value$349,400+93%
Population257,181−52%
SEE FULL COMPARISON →
Frequently asked

How many people live in Montgomery County, Ohio?

Montgomery County, Ohio has about 536,096 residents according to the 2024 American Community Survey.

What is the median household income in Montgomery County, Ohio?

The typical household in Montgomery County, Ohio earns about $66,139 a year. Half of households make more than that, and half make less.

Is Montgomery County, Ohio expensive?

In Montgomery County, Ohio, the median home is worth about $180,900, and the typical rent is about $1,026 a month.

How educated are people in Montgomery County, Ohio?

About 31.3% of adults age 25 and over in Montgomery County, Ohio hold a bachelor's degree or higher.

What is the poverty rate in Montgomery County, Ohio?

About 15.0% of people in Montgomery County, Ohio live below the federal poverty line.

Has Montgomery County, Ohio grown since 1990?

Yes, Montgomery County, Ohio has shrunk since 1990. The population has lost about 37,713 residents, a change of about -7 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →