Industry Average Success Rate on appeal: 10-15%.
Statewide in 2014, of the cases disposed of by written opinion at the Appellate Level, 7,999 were affirmed (appeal lost), 870 were reversed (appeal won), and 286 were dismissed (usually means abandoned or lost).
For more information on California court statistics, see: http://www.courts.ca.gov/documents/2014-Court-Statistics-Report.pdf
• A success includes settlements on appeal; such settlements are not included in the statistics quoted for matters disposed by written opinion.
Michael Rooney is Licensed in 9th Circuit Court of Appeals, California Court of Appeals, and the California Supreme Court.