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Boone County, Iowa Demographics 2026

Boone County, Iowa has a population of 26,668, the 23rd most populous county in Iowa. The median household income is $83,531 and the median home value is $212,400. The poverty rate is 6.2%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Boone County Quick Facts

Population 26,668
Median Household Income $83,531
Median Home Value $212,400
Poverty Rate 6.2%
Unemployment Rate 1.5%
Median Age 42.4 years
Homeownership Rate 80.0%
Affordability Ratio 2.5x
Bachelor's Degree+ 28.5%
High School Graduation 95.1%
Cities/Places 9
Population 26,668 23rd of 99
Median Income $83,531 11% higher than state
Poverty Rate 6.2%
Unemployment 1.5%

How Boone County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population26,66926,668-0.0%
Median household income$79,741$83,531+4.8%
Median home value$191,200$212,400+11.1%

Economy & Housing

Household Income Distribution

Under $25K 11.9%
$25K-$50K 16.9%
$50K-$100K 30.2%
$100K+ 41.1%
Detailed income brackets
Under $10K
3.0%
$10K-$15K
1.9%
$15K-$20K
2.4%
$20K-$25K
4.5%
$25K-$30K
2.5%
$30K-$35K
3.5%
$35K-$40K
4.6%
$40K-$45K
2.4%
$45K-$50K
3.9%
$50K-$60K
5.2%
$60K-$75K
10.6%
$75K-$100K
14.4%
$100K-$125K
13.7%
$125K-$150K
9.4%
$150K-$200K
10.3%
$200K+
7.6%

Employment

1.5% Unemployment Rate State: 3.6%|National: 5.2%
66.3% Labor Force Participation

Housing Overview

Owner 80.0%
Renter 20.0%
Affordability Index Very Affordable
2.5x home value to income ratio
Median gross rent $845/mo 12.1% of median household income annually

People & Demographics

Diversity Index

14out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 31 | National average: 61

Education

Cities & Places in Boone County

CityPopulationMedian IncomePovertyHome Value
Boone12,424$69,2228.3%$173,000
Madrid2,808$89,8446.3%$185,600
Ogden1,859$70,2689.3%$166,000
Boxholm168$49,37522.0%$86,500
Luther159$100,9380.0%$191,700
Fraser148$69,0634.7%$147,500
Pilot Mound132$58,7504.5%$75,000
Beaver51$73,7505.9%$56,300
Berkley5N/A0.0%N/A

Population Overview

Boone County is located in Iowa with a total population of 26,668. It is the 23rd most populous county out of 99 in Iowa. The county encompasses 9 Census-designated places.

Age Demographics

The median age in Boone County is 42.4 years. This is 10% higher than the state median of 38.6 years.

Economy, Income & Housing

The median household income in Boone County is $83,531. This is 11% higher than the state median of $75,059. It is also 3% higher than the national median of $80,734. The poverty rate stands at 6.2%. This is 44% lower than the state poverty rate of 11.1%. The unemployment rate is 1.5%. This is 58% lower than the state rate of 3.6%. The median home value is $212,400. Housing costs are 2% higher than the state median of $208,000. With a home-value-to-income ratio of just 2.5x, Boone County is one of the most affordable housing markets in the area. 80.0% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 71.7%.

Race & Ethnicity

Boone County has a predominantly White (non-Hispanic) population, comprising 92.9% of all residents. Hispanic or Latino residents account for 2.9%. The Black or African American population (1.1%) is well below the state average of 3.8%. The Hispanic or Latino population (2.9%) is well below the state average of 7.3%. The Asian population (0.2%) is well below the state average of 2.5%.

Education

28.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 9% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.1%.

Data Sources & Methodology

All figures for Boone County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Iowa and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Boone County, Iowa?

Boone County has a population of 26,668, making it the 23rd most populous county in Iowa.

What is the median income in Boone County?

The median household income in Boone County is $83,531 with a poverty rate of 6.2%.

How many cities are in Boone County, Iowa?

Boone County contains 9 Census-designated places.