1925
The black iron fence surrounding the school was installed.

1926
Plans for a new Junior school were made with a price tag of $50,000. 

1928
The house of Dr. B. K Wilbur was purchased by the school.  An assembly room 35 feet by 65 feet, made to seat 250 people, was adjoined to the house.
 
 

Enrollment at the school had reached 475 boys, with 220 students in the upper four forms.
 

The plan, of which Ryan Memorial Gym was a part, was to have the main building face County Line Road, with the Junior School adjoining it. The only entrance to the school was to be a tree lined walk. However, after the new gym was built, there was not enough money left to finish the plan.

1930
Construction of a new gymnasium, financed mostly by a generous gift of $150,000 by Joseph B. Ryan, started in October.
 
 
 
 
 
 

Ryan Memorial Gym

1931
The beautiful new gymnasium, a structure of magnifcance, had been completed in the Fall of 1931. It had a basketball court, stands which seated a thousand, an apparatus room, locker rooms, three squash courts, and a seventy-five foot swimming pool.

During the great depression, Haverford was aided by contributions which were sent in response to pamphlets asking for help.

1934
Haverford celebrated it's 50th anniversary with an enrollment of 494 students.

Cornelius Brett Boocock is named associate headmaster, as it became evident that Dr. Wilson would soon retire.

Mr. Boocock, previously a member of the faculty at Brooklyn Polytechnic Preparatory School, headmaster of Troy Country Day, and later Collegiate School in New York, becomes headmaster.
 
 

1940
Under Mr. Boocock, enrollment reaches 554 boys. Two hundred and fifty in the Junior School, and three hundred and four in the Senior School.