The City of Tuguegarao is a second class city in the province of Cagayan, Philippines. It is the capital city of Cagayan & the regional capital of Region 2. It is located on the Cagayan River, near the southern border of the province, at 17°37′N, 121°43′E.
According to the 2000 census, it has a population of 120,645 people in 22,311 households.
Languages commonly spoken are Ytawes, Ybanag and Ilokano.
Tuguegarao was once the only first class municipality in the province of Cagayan. It has served as the provincial capital of Cagayan since 1893 because of the notable socio-economic progress of the town. In 1975, having adequate facilities and amenities aside from being the region's geographic center and having capabilities of serving as the administrative seat of government for the region, Tuguegarao was declared the regional capital of Region II (Cagayan Valley).