Letts, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Letts, Iowa had a total population of 361, the 558th largest city in Iowa, with a median household income of $76,538, which is 2% higher than the state average. The poverty rate is 3.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 3.3% — among the lowest in Iowa.
- Housing is very affordable with a home-value-to-income ratio of just 1.6x.
- Unemployment rate of 10.1% is notably above the national average.
Letts Quick Facts
How Letts 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 | 382 | 361 | -5.5% |
| Median household income | $75,625 | $76,538 | +1.2% |
| Median home value | $103,700 | $122,400 | +18.0% |
How Letts 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
Moderate diversity with one or two groups making up the majority.
State average: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Letts Rankings in Iowa
Explore Iowa Rankings
Other Cities in Louisa County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Columbus Junction | 2,110 | $63,828 | 10.3% | $125,800 |
| Wapello | 1,765 | $72,708 | 6.4% | $143,900 |
| Morning Sun | 802 | $56,350 | 11.3% | $102,200 |
| Grandview | 449 | $57,625 | 9.6% | $142,400 |
| Columbus City | 323 | $89,875 | 5.9% | $111,600 |
| Fredonia | 240 | $85,625 | 32.5% | $71,700 |
| Oakville | 204 | $63,750 | 22.1% | $77,500 |
| Cotter | 31 | N/A | 34.5% | $112,500 |
Cities Similar to Letts
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Sheldahl | 361 | $80,938 | $184,700 | 31.1% | 5.1% |
| Templeton | 351 | $75,000 | $169,300 | 16.6% | 4.6% |
| Minburn | 354 | $71,042 | $134,800 | 14.7% | 3.1% |
| Nichols | 373 | $72,813 | $134,400 | 10.0% | 5.6% |
| Fort Atkinson | 346 | $73,750 | $132,100 | 14.9% | 4.6% |
A note before these figures: with a population of 361, Letts'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
Letts is a small community located in Iowa, within Louisa County. The total population is 361. It ranks as the 558th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Letts is 33.0 years. This is 15% lower than the state median of 38.6 years. With 29.1% of the population under 18, Letts has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Letts is $76,538. This is 2% higher than the state median of $75,059. It is also 5% lower than the national median of $80,734. The poverty rate stands at 3.3%. This is 70% lower than the state poverty rate of 11.1%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 10.1%. This is 182% higher than the state rate of 3.6%. The median home value is $122,400. Housing costs are 41% lower than the state median of $208,000. With a home-value-to-income ratio of just 1.6x, Letts is one of the most affordable housing markets in the area. 86.9% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 71.7%.
Race & Ethnicity
The largest racial or ethnic group in Letts is White (non-Hispanic), making up 74.8% of the population. Hispanic or Latino residents account for 13.6%. The Black or African American population (0.3%) is well below the state average of 3.8%. The Hispanic or Latino population is significantly higher than the state average (13.6% vs 7.3%).
Education
11.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 65% 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 93.9%.
Data Sources & Methodology
All demographic data for Letts, Iowa 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 Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. 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 Letts, Iowa?
Letts, Iowa has a population of 361 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Letts, IA?
The median household income in Letts is $76,538, which is 5% lower than the national median of $80,734.
What is the poverty rate in Letts, IA?
The poverty rate in Letts is 3.3%. This means approximately 12 residents live below the federal poverty line.
What is the racial makeup of Letts, Iowa?
Letts's population is 74.8% White, 0.3% Black, 13.6% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Letts, IA?
The median home value in Letts is $122,400. The home-value-to-income ratio is 1.6x.
How educated is Letts, Iowa?
11.0% of adults (25+) in Letts hold a bachelor's degree or higher, and 1.2% hold a graduate or professional degree.