According to a survey conducted by Martindale Nolo Research, the average total cost is $4,000-$5,000 (based on minimum and maximum hourly fees) for Texans who don't have any contested issues in their divorce.The average rises to $6,000-$7,000 when there’s one dispute that’s settled, and $10,000-$12,000 for two or more disputes resolved without trial. When contested issues must be resolved in court, the average costs were even higher: $13,000-$17,000 for trial on one issue and $18,000-$23,000 for trial on two or more issues.