History: Founded in 1897 as this nation's first country day school

Accreditation: Association of Independent Maryland & DC Schools. Approved by the Maryland State Board of Education.

Affiliations: International Boys' Schools Coalition (IBSC)
National Association of Independent Schools (NAIS)
Global Online Academy

Campus: 68 acres

Enrollment: 1010
Upper School, grades nine–twelve, 484
Middle School, grades six–eight, 242
Lower School, grades Kindergarten–five, 284

Faculty: full-time 146; part-time 4
Upper School 61
Middle School 40
Lower School 40 full-time, 2 part-time
Athletics 7
Fellows 4
35 alumni faculty and staff
69 percent with advanced degrees
Average number of years teaching experience 18
Average number of years teaching experience at Gilman School 12

Student-Faculty Ratio: 7:1

Average Class Size: 15

Tuition and Fees, 2018-2019:
Upper School (9-12) — $30,550
Middle School (6-8) — $28,530
Lower School (2-5) — $27,865
Prep-One & First Grade — $26,645
Kindergarten — $21,320

Financial Aid Budget: Gilman School awarded just over $4.6 million in grants for the 2017-18 school year.

Students Receiving Financial Aid: 30.4 percent in Upper School; 27.1 percent in Middle School; 18.5 percent in Lower School, total of 26.4 percent.

Alumni: 8,265

Schedules:

Upper School — 8:00 a.m. - 5 p.m.
Wednesday 9:00 a.m. - 5 p.m.
(interscholastic teams stay later.)

Middle School — 8:05 a.m. - 4 p.m.
(extended day supervision available, 4 p.m. until 6:00 pm)

Lower School — 8:10 a.m. - 3:15 p.m.
(After School Program, 3:15 p.m. - 6 p.m.)