San Mariano at a glance
- San Mariano has a population of about 12,000.
- It's part of the Cagayan Valley.
- Quezon City, the largest city in the Philippines, is about 279 km away.
- The nearest bigger city is Ilagan, about 23 km away.
- Towns nearby: Naguilian (19 km), San Manuel (40 km) and Alicia (41 km).