Miami County, Kansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 14th-largest in Kansas
The population of Miami County, Kansas is 34,625 as of the 2023 American Community Survey, making it the 14th-largest county in Kansas. The median household income is $88,000, the median home value is $277,700, and the median age is 41.8.
The population of Miami County has grown 8.7% since 2010 (32,882 → 35,737), a +0.60% annualized rate.
34,625
Population
+0.60%
Annual growth
60
People / sq mi
$88,000
Median Income
$277,700
Median Home Value
Miami County covers 576 sq mi of land at 60.1 people per square mile.
About Miami County, KS
Miami County is a county in Kansas with a population of 34,625. It ranks #14 among counties in Kansas by population. The median age is 41.8, older than the national median. The population is 49.9% male and 50.1% female.
The median household income in Miami County is $88,000, above the US median of $74,580. 4.8% of residents live below the federal poverty level. Home values sit at a median of $277,700, with monthly rent averaging $1,101. The homeownership rate of 77.6% is higher than the national rate of 64.8%.
Educational attainment in Miami County reflects 32.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 12.5% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 30.4 minutes each way.
Miami County Population History (2010-2024)
The county of Miami County had a population of 32,882 in 2010 and 35,737 in 2024, a 8.7% growth over 14 years. The peak was 35,737 in 2024. Average annual growth rate: 0.60%.
35,737
Population (2024)
32,882
Population (2010)
35,737
Peak (2024)
0.60%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 32,882 |
| 2011 | 32,743 |
| 2012 | 32,681 |
| 2013 | 32,850 |
| 2014 | 32,889 |
| 2015 | 32,782 |
| 2016 | 32,960 |
| 2017 | 33,450 |
| 2018 | 33,714 |
| 2019 | 34,244 |
| 2020 | 34,219 |
| 2021 | 34,641 |
| 2022 | 34,759 |
| 2023 | 35,333 |
| 2024 | 35,737 |
Race & Ethnicity
| White | 92.0% |
| Black or African American | 1.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.3% |
| Two or More Races | 0.0% |
Age & Sex
41.8
Median Age
50.1%
Female
49.9%
Male
17.4%
Age 65+
Age Distribution
Children (under 15): 19.4% · Seniors (65+): 17.4%
Income & Poverty
| Median household income | $88,000+$15,361 vs state |
| Mean household income | $106,267 |
| Per-capita income | $41,736 |
| Poverty rate | 4.8%-2.9% vs state |
| Unemployment rate | 1.8% |
| Employment-to-population | 63.6% |
Top Industries by Employment
The largest employment sector in Miami County is professional & business services, accounting for 23.3% of workers.
How residents commute
0.0%
Drive alone
1.3%
Carpool
77.5%
Public transit
12.5%
Work from home
30.4 min
Avg commute
Housing
$277,700+$74,300 vs state
Median home value
$1,101
Median rent
77.6%
Homeownership rate
14,090
Total housing units
96.0%
Occupied
4.0%
Vacant
22.4%
Renter-occupied
Social & access
93.5%
With health insurance
93.9%
With broadband internet
37.0%
Foreign-born
7.0%
Veterans (18+)
12.6%
With a disability
97.4%
Speak language other than English at home
Education
94.8%
High School+
32.1%
Bachelor's+
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Part of Kansas
Metro areas in Kansas
County rankings
Frequently Asked Questions
Miami County, Kansas has a population of 34,625 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 14th-largest county in Kansas. Population density is 60 people per square mile.
The population of Miami County has grown 8.7% since 2010 (32,882 → 35,737), a +0.60% annualized rate.
The median household income in Miami County, Kansas is $88,000, with mean (average) household income of $106,267 and per-capita income of $41,736. 4.8% of residents live below the federal poverty level.
In Miami County, the largest racial and ethnic groups are White (92.0%), Hispanic or Latino (2.3%), Black or African American (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Miami County, Kansas is 41.8 years. Residents are 50.1% female and 49.9% male.
The median home value in Miami County is $277,700 and median monthly rent is $1,101. 77.6% of occupied housing units are owner-occupied. The county has 14,090 total housing units, 4.0% of which are vacant.
The largest employment sector in Miami County, Kansas is professional, scientific, and management services, employing 23.3% of workers. The unemployment rate is 1.8%.
Wichita is among the largest cities associated with Miami County, Kansas, with a population of 396,488.
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Statewide data for Kansas
Population, race, income, age, and trends across Kansas
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.