Biohazard, Trauma and Crime Scene Cleanup Services in Warrenton, Missouri

Bio-One is always prepared to remedy situations that arise from unexpected events such as death, traumatic injury, and hazardous situations. We deploy our teams quickly so you can focus on all the other necessary arrangements to begin the healing process.

Contact Us

Facts about Warrenton, Missouri

Warrenton is a city in Warren County, Missouri, United States. The population was 7,880 according to the 2010 Census. It is the county seat of Warren County. Warrenton is located in the St. Louis Metropolitan Statistical Area. Warrenton's slogan is "A City for All Seasons."


Warrenton had its start in the 1830s as a planned community which was to hold the county seat. The community took its name from Warren County. A post office called Warrenton has been in operation since 1836. The Ernst Schowengerdt House and Warren County Courthouse and Circuit Court Building are listed on the National Register of Historic Places.


Warrenton is located at 38°48′57″N 91°8′25″W (38.815951, -91.140164). According to the United States Census Bureau, the city has a total area of 8.46 square miles (21.91 km²), of which, 8.37 square miles (21.68 km²) is land and 0.09 square miles (0.23 km²) is water.


As of the census of 2010, there were 7,880 people, 2,927 households, and 1,969 families residing in the city. The population density was 941.5 inhabitants per square mile (363.5/km²). There were 3,196 housing units at an average density of 381.8 per square mile (147.4/km²). The racial makeup of the city was 93.9% White, 2.1% African American, 0.6% Native American, 0.7% Asian, 0.1% Pacific Islander, 0.9% from other races, and 1.8% from two or more races. Hispanic or Latino of any race were 3.7% of the population.

Serving Warrenton, Missouri


Bio-One services all types of trauma, distressed property, and biohazard scenes in communities throughout St. Louis Area. We partner with local authorities, communities, emergency services personnel, victim services groups, hoarding task forces, apartment complexes, insurance companies and others to provide the most efficient and superior service possible.

We are your crime scene cleaners dedicated to assisting law enforcement, public service agencies and property owners/managers in restoring property that has been contaminated as a result of crime, disaster or misuse.

  • We have fielded thousands of calls and recovered just about any situation out there in a professional and compassionate matter. 
  • We are Licensed, Bonded, and Insured.
  • We maintain strict adherence to OSHA rules and regulations to ensure the safety of our workers, the public, and of you and your family.
  • We are proud to have a great working relationship with the Police, Fire, and most Insurance Agencies.

out of 12 ratings