US Census Data

Miami County, Ohio

13 cities & places have their primary county here.

Population
109,549
+4.0%’19–’23
Median household income
$74,175
+21.5%’19–’23
Median home value
$209,200
+38.2%’19–’23

Miami County, Ohio counts 109,549 residents. 13 cities and places have their primary county here. At $74,175, its median household income sits above Ohio's $69,680.

Between 2019 and 2023, Miami County's population grew 4.0% from 105,371 to 109,549, while its median household income rose 21.5% from $61,041 to $74,175.

The typical home was built around 1970. 8.6% of residents live below the poverty line.

Demographics

ACS 2019–2023
Population
109,549
Median age
41.1 yrs
Median household income
$74,175
Median home value
$209,200
Median gross rent
$942
Housing units
47,028
Homeownership rate
73.4%
Bachelor's degree or higher
24.9%
Unemployment rate
3.6%

Trends

ACS 5-year · 2019–2023
Population
105,371109,549
Median household income
$61,041$74,175
Median home value
$151,400$209,200
Median gross rent
$767$942
YearPopulationMedian household incomeMedian home valueMedian gross rent
2019105,371$61,041$151,400$767
2020106,074$62,347$155,000$783
2021107,899$66,284$165,600$832
2022108,818$71,440$190,900$906
2023109,549$74,175$209,200$942

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 56,2705.7%
5 to 1718,97117.3%
18 to 248,1557.4%
25 to 3412,33511.3%
35 to 4414,25113.0%
45 to 5413,66812.5%
55 to 6414,92113.6%
65 to 7412,47311.4%
75 and over8,5057.8%

Race & ethnicity

CountShare
White (non-Hispanic)99,16790.5%
Black or African American2,1682.0%
American Indian & Alaska Native220.0%
Asian1,8611.7%
Native Hawaiian & Pacific Islander80.0%
Some other race2790.3%
Two or more races3,7503.4%
Hispanic or Latino (any race)2,2942.1%

Educational attainment (age 25+)

CountShare
No high school diploma5,4787.2%
High school graduate28,85337.9%
Some college or associate's22,84230.0%
Bachelor's degree11,31714.9%
Graduate or professional degree7,66310.1%

Commute to work

Mean travel time to work
21 min

How workers get to work

CountShare
Drove alone43,42681.1%
Carpooled3,6306.8%
Public transit1330.2%
Walked7511.4%
Bicycle1810.3%
Worked from home4,8389.0%
Other means5861.1%

Travel time

CountShare
Under 15 min16,69134.3%
15 to 29 min19,19539.4%
30 to 44 min9,08718.7%
45 to 59 min2,0094.1%
60+ min1,7253.5%

Households

Average household size
2.44
Poverty rate
8.6% (9,345 of 108,428)
CountShare
Family households29,51966.2%
Nonfamily households15,04333.8%

Housing

Median year structure built
1970

Occupancy

CountShare
Occupied44,56294.8%
Vacant2,4665.2%

Tenure (of occupied units)

CountShare
Owner-occupied32,71073.4%
Renter-occupied11,85226.6%

Units in structure

CountShare
1-unit, detached37,39379.5%
1-unit, attached1,7603.7%
2 to 4 units3,8178.1%
5 to 19 units2,5105.3%
20 or more units9512.0%
Mobile home & other5971.3%

Geography

County GEOID
39109
State
Ohio
Land area
407 sq mi
Water area
3.06 sq mi
Center point
40.0533, -84.2284

Cities & places

13

Compare with nearby counties

5

Ohio rankings

21

Other counties in Ohio

87