Biohazard, Trauma and Crime Scene Cleanup Services in
Putnam County, Illinois

Facts About Putnam County, Illinois

Putnam County is the least extensive county in the U.S. state of Illinois. According to the 2010 census, it had a population of 6,006. The county seat is Hennepin. The county was formed in 1825 out of Fulton County and named after Israel Putnam, who was a general in the American Revolution. Putnam County is part of the Ottawa-Peru, IL Micropolitan Statistical Area.


According to the U.S. Census Bureau, the county has a total area of 172 square miles (450 km²), of which 160 square miles (410 km²) is land and 12 square miles (31 km²) (7.0%) is water. It is the smallest county in Illinois by area.


As of the 2010 United States Census, there were 6,006 people, 2,509 households, and 1,734 families residing in the county. The population density was 37.5 inhabitants per square mile (14.5/km²). There were 3,074 housing units at an average density of 19.2 per square mile (7.4/km²). The racial makeup of the county was 96.6% white, 0.5% black or African American, 0.2% Asian, 0.1% American Indian, 1.4% from other races, and 1.1% from two or more races.

Those of Hispanic or Latino origin made up 4.2% of the population. In terms of ancestry, 46.5% were German, 16.7% were Irish, 16.3% were Italian, 10.9% were Polish, 10.1% were English, 5.1% were Swedish, and 3.5% were American.

Of the 2,509 households, 27.7% had children under the age of 18 living with them, 57.6% were married couples living together, 7.2% had a female householder with no husband present, 30.9% were non-families, and 26.0% of all households were made up of individuals. The average household size was 2.39 and the average family size was 2.85. The median age was 45.2 years.


Bio-One services all types of trauma, distressed property, and biohazard scenes in communities throughout Illinois. 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.

Contact Us

+1 (708) 476-4763 (Click to Call)
  • 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.

Areas We Serve

Serving Putnam County, Illinois