Sioux Rapids city, Iowa Demographics & Population 2026

Population Overview

Sioux Rapids city is a small community located in Iowa, within Buena Vista County. The total population is 831. It ranks as the 340th most populous out of 1,018 cities and towns in Iowa.

Age Demographics

The median age in Sioux Rapids city is 46.0 years. This is 19% higher than the state median of 38.6 years. With 28.9% of the population under 18, Sioux Rapids city has a notably young demographic profile, suggesting a family-oriented community. 11.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Sioux Rapids city is $56,307. This is 23% lower than the state median of $73,147. Compared to the national median of $78,538, household income here is 28% lower. The poverty rate stands at 5.9%. This is 46% lower than the state poverty rate of 11.0%. The unemployment rate is 0.3%. This is 93% lower than the state rate of 3.6%. The median home value is $84,400. Housing costs are 57% lower than the state median of $195,900. With a home-value-to-income ratio of just 1.5x, Sioux Rapids city is one of the most affordable housing markets in the area. 81.8% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 71.5%.

Race & Ethnicity

The largest racial or ethnic group in Sioux Rapids city is White (non-Hispanic), making up 79.9% of the population. Hispanic or Latino residents account for 16.6%. The Black or African American population (0.6%) is well below the state average of 3.8%. The Hispanic or Latino population is significantly higher than the state average (16.6% vs 7.0%).

Education

14.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 52% lower than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.6%.

Data Sources & Methodology

All demographic data for Sioux Rapids city, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,018 Census-designated places in Iowa. For official data, visit data.census.gov.