Living in Washington County, Missouri

Washington County is a county in Missouri with a population of around 24,788, part of the St. Louis, MO-IL MSA metro area. The main communities are Potosi, Irondale.

Cost of Living

Median rent is $2,035/month, above the national average, with a median home price of around $167K. The county has one of the lowest unemployment rates in the country at 2.5%.

Weather and Climate

The climate brings cold winters (highs around 45°F) and hot summers (highs around 84°F). Mountains are 1-3 hours away. Natural hazard risks include earthquake risk and tornado risk.

Demographics

Washington County has middle-aged demographics, with a median age of 41 and a predominantly working-class population (10% of adults hold a bachelor's degree or higher). The county votes strongly Republican.