Sioux
Iowa

What stands out

What stands out about Sioux County: life expectancy is among the longest in America (83.1 years), unemployment is in the bottom 2% of American counties (1.9%), and violent crime is in the bottom 2% of American counties (2.8 per 1,000). Within Iowa it ranks 1st of 99 counties for life expectancy.

Where you are

You live in Sioux County, Iowa. 35,815 people live here with you. The population grew 0.3% last year, and more Americans moved out than in (net -245).

Iowa cut its income tax to a flat 3.8% in 2025 and stopped taxing retirement income for residents 55 and over in 2023, including pensions, 401(k) and IRA withdrawals. It still has an inheritance tax, but that is being phased out and ends for deaths after 2024. Winters are long and the state's economy still moves with corn, soybean and hog prices.

Money

The typical household here brings in $81,914 a year, higher than 89% of American counties. Employers pay an average wage of $55,762. Unemployment runs 1.9%, lower than 98% of American counties. 13% of workers work from home.

Iowa takes 3.8% of that median income in state income tax, about $3,113 a year.

Home

The median home costs $312K, pricier than 72% of American counties, about 2.3 years of the median household's income. A two-bedroom rents for around $825 a month. Property tax is 1.20% of home value, roughly $2,653 a year on that median home, higher than 73% of American counties. 79% of households own rather than rent.

Safety and health

Violent crime here is 2.8 per 1,000 residents, lower than 98% of American counties.

A child born here can expect to live 83.1 years, longer than almost every county in America. There are 46 active physicians in the county, about 12.8 per 10,000 people. Medicare rates the local hospitals 3.0 of 5 stars. 8.1% of people under 65 have no health insurance.

School

Local students test at grade level 3.22 where 3.0 is national grade level, higher than 86% of American counties. 92% of adults finished high school.

Neighbors and politics

In 2024 your neighbors voted Republican by 67 points, among the most lopsided counties in the country. 79% of eligible voters turned out. Under Iowa law you can carry a concealed handgun without a permit, abortion is banned with narrow exceptions, and marijuana is medical only.

Weather and risk

The year averages 48°F, highs near 60 and lows near 37, colder than 80% of American counties. About 29 inches of rain and snow fall a year. FEMA puts natural-hazard risk at 67 out of 100, riskier than 67% of American counties; the county has had 15 federal disaster declarations since 1953.

Getting around, going out

Home internet averages 99 Mbps down, slower than 88% of American counties. There is 1 airport in the county, counting general aviation. For a night or a weekend out: 0.8 full-service restaurants per 1,000 people.