Agency, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Agency, Missouri had a total population of 871, the 399th largest village in Missouri, with a median household income of $106,000, which is 50% higher than the state average. The poverty rate is 1.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 50% above the state average — one of the wealthiest communities in Missouri.
- An exceptionally low poverty rate of 1.3% — among the lowest in Missouri.
- Housing is very affordable with a home-value-to-income ratio of just 2.4x.
Agency Quick Facts
How Agency Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 808 | 871 | +7.8% |
| Median household income | $101,513 | $106,000 | +4.4% |
| Median home value | $218,800 | $251,800 | +15.1% |
How Agency Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Agency Rankings in Missouri
Explore Missouri Rankings
Other Cities in Buchanan County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| St. Joseph | 71,236 | $57,956 | 17.7% | $154,200 |
| Gower | 1,799 | $83,750 | 10.9% | $213,200 |
| De Kalb | 518 | $94,028 | 7.7% | $137,500 |
| Easton | 336 | $61,250 | 6.7% | $150,000 |
| Rushville | 260 | $60,938 | 11.5% | $73,800 |
| Faucett | 114 | N/A | 12.3% | $242,300 |
| Lewis and Clark Village | 101 | $93,750 | 22.8% | $160,700 |
Cities Similar to Agency
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Bloomsdale | 841 | $101,736 | $244,000 | 31.8% | 9.0% |
| Horine | 781 | N/A | $213,400 | 0.0% | 18.9% |
| Lake St. Clair | 872 | $81,397 | $227,800 | 28.1% | 0.0% |
| Benton | 826 | $86,023 | $254,300 | 35.9% | 3.7% |
| Stewartsville | 844 | $80,972 | $133,000 | 17.0% | 9.3% |
A note before these figures: with a population of 871, Agency's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Agency is a small community located in Missouri, within Buchanan County. The total population is 871. It ranks as the 399th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Agency is 37.8 years. This is 3% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Agency is $106,000. This is 50% higher than the state median of $70,702. It is also 31% higher than the national median of $80,734. The poverty rate stands at 1.3%. This is 90% lower than the state poverty rate of 12.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.9%. This is 27% lower than the state rate of 4.0%. The median home value is $251,800. Housing costs are 9% higher than the state median of $230,300. With a home-value-to-income ratio of just 2.4x, Agency is one of the most affordable housing markets in the area. 97.6% of occupied housing units are owner-occupied. This homeownership rate is 43% higher than the state average of 68.1%.
Race & Ethnicity
Agency has a predominantly White (non-Hispanic) population, comprising 92.1% of all residents. Hispanic or Latino residents account for 3.8%.
Education
24.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.8%.
Data Sources & Methodology
All demographic data for Agency, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Agency, Missouri?
Agency, Missouri has a population of 871 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Agency, MO?
The median household income in Agency is $106,000, which is 31% higher than the national median of $80,734.
What is the poverty rate in Agency, MO?
The poverty rate in Agency is 1.3%. This means approximately 11 residents live below the federal poverty line.
What is the racial makeup of Agency, Missouri?
Agency's population is 92.1% White, 0.0% Black, 3.8% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Agency, MO?
The median home value in Agency is $251,800. The home-value-to-income ratio is 2.4x.
How educated is Agency, Missouri?
24.0% of adults (25+) in Agency hold a bachelor's degree or higher, and 7.6% hold a graduate or professional degree.