Biohazard, Trauma and Crime Scene Cleanup Services in Shelton, Washington

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.

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Facts about Shelton, Washington

Shelton is the county seat of Mason County, Washington, United States. Shelton is the westernmost city on Puget Sound. The population was 9,834 at the 2010 census. In terms of population, the city is ranked 161 out of approximately 500 municipalities in Washington. Shelton has council-manager form of government.


Shelton is located at 47°12′49″N 123°6′22″W (47.213702, −123.106088).

According to the United States Census Bureau, the city has a total area of 6.09 square miles (15.77 km²), of which 5.76 square miles (14.92 km²) is land and 0.33 square miles (0.85 km²) is water.


As of the census of 2010, there were 9,834 people, 3,574 households, and 2,166 families residing in the city. The population density was 1,707.3 inhabitants per square mile (659.2/km²). There were 3,847 housing units at an average density of 667.9 per square mile (257.9/km²). The racial makeup of the city was 78.9% White, 0.8% African American, 3.7% Native American, 1.1% Asian, 0.8% Pacific Islander, 9.9% from other races, and 4.9% from two or more races. Hispanic or Latino of any race were 19.2% of the population.

Serving Shelton, Washington


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

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(360) 301-7771