Washtenaw County Sheriff Department
- Information about the county sheriff's department, central dispatch, administration, crime prevention, and police services.
- http://www.ewashtenaw.org/government/sheriff/index_html

Washtenaw County Environment Department
- Recyling and composting information. Pollution and soil erosion prevention, and environmental issues.
- http://www.ewashtenaw.org/living/environmental_health_and_services/lv_eh_index.html

Washtenaw County Drain Commission
- Services, responsibilities, and contact information.
- http://www.ewashtenaw.org/government/drain_commissioner/index_html

Washtenaw County Clerk
- Vital records and genealogy research information, including location, hours and costs.
- http://www.michigan.gov/hal/0,1607,7-160-17449_18635_20736-56660--,00.html