South Amana, Iowa Demographics & Population 2026

A note before these figures: with a population of 121, South Amana'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

South Amana is a small community located in Iowa, within Iowa County. The total population is 121. It ranks as the 823rd most populous out of 1,017 Census-designated places in Iowa.

Age Demographics

The median age in South Amana is 33.2 years. This is 14% lower than the state median of 38.6 years. With 47.1% of the population under 18, South Amana has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in South Amana is $109,792. This is 46% higher than the state median of $75,059. It is also 36% higher than the national median of $80,734. The ACS records no residents below the poverty line in South Amana. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in South Amana, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $331,300. Housing costs are 59% higher than the state median of $208,000. The home-value-to-income ratio is 3.0x. 66.7% of occupied housing units are owner-occupied. This homeownership rate is 7% lower than the state average of 71.7%.

Race & Ethnicity

Every resident counted in South Amana was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.

Education

14.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 55% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.

Data Sources & Methodology

All demographic data for South Amana, 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.