Woodbury County, IA
105,671 residents · 873 sq mi · 121.1/sq mi · 16% rural
About Woodbury County
Woodbury County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 105,941, and was estimated to be 106,649 in 2025, making it the seventh-most populous county in Iowa. The county seat and the largest city is Sioux City.
Prepper Assessment
Living in this area offers a mix of urban and rural environments, with a population density of 121.1 people per square mile, indicating a relatively populated setting. The climate features an annual mean temperature of 48.3°F, with a growing season suitable for USDA zone 7a, allowing for a range of crops. Annual rainfall at 30.3 inches supports agriculture, but the humid conditions may require careful water management for self-sufficiency.
Natural hazards present significant risks, with tornadoes ranked 96 and hail at 95 on FEMA's scale, indicating a high likelihood of severe weather events. Drought and wildfire risks are also notable, with rankings of 90 and 87 respectively. The area has a relatively low violence percentile of 10, suggesting a safer environment, but the higher population density may pose challenges for those seeking solitude. The cost of living is moderate, with median home values at $158,000 and an effective property tax rate of 1.56%.
This county may suit individuals or families looking for a balance of community and rural life, particularly those who can navigate the challenges of severe weather and are comfortable with a more populated environment. Homesteaders seeking complete isolation or those looking for a low-risk area may find the natural hazards and population density to be dealbreakers. However, the relatively affordable housing market and access to broadband may appeal to those who can manage the risks effectively.