Tudela is a municipality in Spain, the second largest city of the autonomous community of Navarre and twice a former Latin bishopri…Tudela is a municipality in Spain, the second largest city of the autonomous community of Navarre and twice a former Latin bishopric. Its population is around 35,000. The city is sited in the Ebro valley. Fast trains running on two-track electrified railways serve the city and two freeways join close to it. Tudela is the capital of the agricultural region of Ribera Navarra, and also the seat of the courts of its judicial district.