Dental Hygienist Pay in Texas – TX. Tweet. The average dental hygienist salary in Texas is $69,000. The national average is also $69,000. The Bureau of Labor and Statistics lists $28.05 as the hourly median wage for dental hygienist.Because many dental hygienists work part-time, most are paid hourly.ental Hygienist Pay in Texas – TX. Tweet. The average dental hygienist salary in Texas is $69,000. The national average is also $69,000. The Bureau of Labor and Statistics lists $28.05 as the hourly median wage for dental hygienist. Because many dental hygienists work part-time, most are paid hourly.