The "Nicolae Iorga" Theoretical High School is an educational institution with a long history, located in Sector 1 of Bucharest. Founded in 1928 as "Sandu Aldea" Mixed School no. 4, it has gone through various transformations and names over the years, reflecting its adaptability to the educational needs of the community. Currently, the high school offers both secondary and high school, ensuring educational continuity for its students.

The institution boasts modern laboratories, classrooms equipped with computers and video projectors, as well as sports fields. Most classrooms have internet connections, facilitating access to digital educational resources. The school's library, with over 12,000 volumes, provides students with a place to study and deepen their knowledge. Students also benefit from medical services in the general medical and dental surgeries, as well as career guidance and personal development counseling.

In terms of academic performance, the secondary school recorded an admission average of 8.97 and a baccalaureate average of 8.94 in 2024, with a pass rate of 99.5%. These results reflect the institution's commitment to educational excellence and the dedication of its faculty.