Expert Witness Services in Ann Arbor, MI

Ann Arbor venue facts

County

Washtenaw County, Michigan

Trial court of general jurisdiction

Circuit Court

Sources: Michigan Courts, Trial Courts: the circuit court handles civil cases with claims of more than $25,000 and felony cases, and its family division handles divorce, paternity, adoption and juvenile cases; the district court handles civil cases with claims up to $25,000, misdemeanors, traffic violations and, in a division, small claims; the probate court handles wills, estates, trusts, guardianships and treatment orders for mentally ill persons; the Court of Claims is part of the Michigan Court of Appeals (reviewed 2026-10-12); Michigan Supreme Court Learning Center, Learn About Trial Courts: the trial courts include the Circuit Court, the Probate Court, the District Court and the Court of Claims (reviewed 2026-10-12); Michigan Courts, Court of Claims: a statewide, limited jurisdiction court for civil actions against the State of Michigan and its agencies, among them highway defect and medical malpractice claims, located in the Court of Appeals (reviewed 2026-10-12); Michigan Legislature, Revised Judicature Act, circuit court jurisdiction: original jurisdiction of all civil claims and remedies except where exclusive jurisdiction is given to another court (reviewed 2026-10-12); Michigan Courts, About the Michigan Supreme Court: the Supreme Court is Michigan's court of last resort (reviewed 2026-10-12)

Appellate court

Michigan Court of Appeals

Federal districts

Eastern District of Michigan; Western District of Michigan

Forums and agencies in Michigan

Workers' compensation claims arising in Michigan are heard before the Michigan Workers' Disability Compensation Agency; the Michigan Bureau of Services for Blind Persons / Rehabilitation Services is Michigan's public vocational rehabilitation agency. Attorneys confirm the governing rule for their case.

Sources: Michigan Department of Labor and Economic Opportunity, Workers' Disability Compensation Agency (reviewed 2026-09-11)

Commuting flows, Washtenaw County

In the 2016-2020 American Community Survey commuting flows, the largest flows of workers into Washtenaw County came from Wayne County (30,286 workers), Livingston County (13,708) and Oakland County (9,158), and the largest flows out of Washtenaw County went to Wayne County (22,693 workers), Oakland County (6,894) and Livingston County (2,095).

Sources: U.S. Census Bureau, 2016-2020 American Community Survey, county-to-county commuting flows (Table 1) (reviewed 2026-09-13)