COUNTY · 1990 CENSUS
Miami County
Ohio · 93,182 residents · 406.581 sq mi
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The short version
Miami County has roughly average household income, with a median household income of $31,425. Population has declined 6% since 2000. Median home value is $64,200.
At a glance
Average income
near the US median
US median: $30,130
Mid-age
median age 34.3
US median: 33.0
Less educated
14% hold a bachelor's degree
US average: 20%
More affordable
home values down 25%, inflation adjusted
US median home: $93,722
Section 01
Population & growth
Population, 1990 – 2024
2024110K
Age distribution, 1990
Under 57%(6,560)
5 to 97.5%(7,014)
10 to 147.7%(7,172)
15 to 197.4%(6,853)
20 to 246.1%(5,690)
25 to 3415.4%(14,308)
35 to 4415.4%(14,363)
45 to 5411.8%(11,005)
55 to 649.1%(8,453)
65 to 747.5%(6,960)
75 to 843.9%(3,644)
85 and over1.2%(1,160)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$31,425
−6%inflation adjusted, since 2000
vs $44,109 in 2000
US average: $30,130
1990 – 2024
Section 03
Housing
$64,200
−25%inflation adjusted, since 2000
vs $112,300 in 2000
US average: $93,722
1990 – 2024
RELATED:See current rent listings in Miami County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic95.3%(94,262)
Black1.9%(1,923)
Hispanic / Latino0.7%(721)
Asian0.8%(770)
Other0%
1990
White, non-Hispanic97.1%(90,470)
Black1.9%(1,737)
Hispanic / Latino0.4%(371)
Asian0.7%(615)
Other0.4%(360)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry
Detailed origin tables are available for 2024; showing 2024 data.
Hispanic origin
Mexican1.1%(1,215)
Puerto Rican0.5%(566)
Dominican0.2%(193)
South American0.2%(191)
Ecuadorian0.1%(105)
Spaniard0.1%(69)
Central American0.1%(57)
Salvadoran0%(51)
Peruvian0%(38)
Cuban0%(36)
Colombian0%(30)
Chilean0%(10)
Asian origin
Japanese0.7%(773)
Asian Indian0.5%(508)
Filipino0.3%(306)
Chinese0.2%(194)
Vietnamese0.1%(104)
Pakistani0%(45)
Thai0%(43)
Laotian0%(33)
Korean0%(22)
Ancestry
German27.9%(30,779)
English13.4%(14,732)
Irish12.1%(13,297)
American7.7%(8,455)
French3%(3,318)
Italian2.9%(3,246)
Scottish1.5%(1,678)
Polish1.4%(1,546)
Dutch1.3%(1,382)
Hungarian0.7%(766)
Welsh0.7%(726)
Scotch-Irish0.6%(632)
+ 32 more ancestry groups with data
Swiss0.5%(601)
French Canadian0.4%(409)
British0.4%(399)
Russian0.4%(389)
Swedish0.3%(295)
Norwegian0.2%(261)
Lithuanian0.2%(243)
Croatian0.2%(225)
Ukrainian0.2%(194)
Subsaharan African0.2%(169)
Portuguese0.1%(165)
Arab0.1%(110)
Lebanese0.1%(110)
Slovak0.1%(102)
Czech0.1%(89)
Turkish0.1%(89)
Canadian0.1%(73)
Greek0.1%(71)
Austrian0.1%(57)
Slovene0%(33)
West Indian0%(32)
Jamaican0%(32)
Danish0%(31)
Australian0%(30)
Finnish0%(29)
Bulgarian0%(26)
Serbian0%(23)
Romanian0%(21)
Iranian0%(18)
Belgian0%(15)
Macedonian0%(11)
Nigerian0%(11)
Section 05
Education
High school or higher
76.6%
−6.1 ptsvs 2000
vs 82.7% in 2000
US average: 75.2%
Section 06
Commute & transportation
Section 07
Work & employment
No data for the years selected.
Section 08
People & community
No data for the years selected.
Marital status (2024)
Men 15+
Never married29.4%(12,984)
Married57.6%(25,470)
Widowed3.2%(1,400)
Divorced9.9%(4,384)
Women 15+
Never married22.3%(10,109)
Married54.8%(24,894)
Widowed9.8%(4,462)
Divorced13.1%(5,933)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper
Places similar to Miami County
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Pop 125,583
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Pop 106,649
LaSalle County
Pop 107,773
Rockdale County
Pop 98,416
Places similar to Miami CountyHead to head
Compare Miami County to nearby counties
MIAMI COUNTY VS
Shelby County
Income$73,978+135%
Home value$208,100+224%
Population48,065−57%
SEE FULL COMPARISON →
MIAMI COUNTY VS
Montgomery County
Income$66,139+110%
Home value$180,900+182%
Population539,598+379%
SEE FULL COMPARISON →
MIAMI COUNTY VS
Darke County
Income$64,486+105%
Home value$173,200+170%
Population51,520−54%
SEE FULL COMPARISON →
MIAMI COUNTY VS
Champaign County
Income$75,556+140%
Home value$204,000+218%
Population38,820−66%
SEE FULL COMPARISON →
Frequently asked
How many people live in Miami County, Ohio?
Miami County, Ohio has about 93,182 residents according to the 1990 Census.
What is the median household income in Miami County, Ohio?
The typical household in Miami County, Ohio earns about $31,425 a year. Half of households make more than that, and half make less.
Is Miami County, Ohio expensive?
In Miami County, Ohio, the median home is worth about $64,200, and the typical rent is about $382 a month.
How educated are people in Miami County, Ohio?
About 14.1% of adults age 25 and over in Miami County, Ohio hold a bachelor's degree or higher.
What is the poverty rate in Miami County, Ohio?
About 8.4% of people in Miami County, Ohio live below the federal poverty line.
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Explore from here
23 census tracts (top 20 by population)
Census Tract 3801Census Tract 3653.02Census Tract 3151Census Tract 3550.01Census Tract 3653.01Census Tract 3501.01Census Tract 3651.02Census Tract 3401Census Tract 3901Census Tract 3650.02Census Tract 3001Census Tract 3450Census Tract 3150.01Census Tract 3153Census Tract 3651.01Census Tract 3201Census Tract 3150.02Census Tract 3650.01Census Tract 3301Census Tract 3501.0211 ZIP codes
ZIP 45373ZIP 45356ZIP 45371ZIP 45383ZIP 45318ZIP 45359ZIP 45337ZIP 45326ZIP 45312ZIP 45339ZIP 45361Up the hierarchy
All counties in OhioDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024