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
Among US counties, Miami County stands out first on household income: a median of $88,000, above the US median of $78,538. Miami County is a county in Kansas with a population of 34,625. It ranks #14 among counties in Kansas by population.
Earnings sit at the high end: a median household income of $88,000, above the US median of $78,538. Poverty is relatively low for US counties at 4.8%, below the national 12.4%. The median home value is $277,700, with typical rent around $1,101.
College attainment is above the local norm at 32.1%, below the national 35.0%. A solid 12.5% of workers are based at home, below the national 14.0%, and the average commute runs about 30 minutes each way.
Taken together, the income and housing figures place Miami County firmly in the higher-cost, higher-earning tier of US counties — a profile that tends to track dense job markets and competitive housing.
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+
Largest cities in Kansas
Other counties in Kansas
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.