Education
Pre-Schools
Castilejos Aldersgate Learning Center
Tel. No.:
Address: Brgy. San Nicolas, Castillejos, Zambales

Precious Child Montessori of Castillejos
Tel. No.: (047) 602-2558
Address: Brgy. San Nicolas, Castillejos, Zambales
Guardian Angel Child Development Center
Tel. No.: (047) 602-1561
Address: 105 Rizal St., San Nicolas Castillejos, Zambales
San Nicolas Primary Shool
Tel. No.:
Address: Brgy. San Nicolas, Castillejos, Zambales
Hanniel School
Tel. No.: (047) 602-2410
Address: Brgy. Magsaysay, Castillejos, Zambales

Primary Schools
Balaybay Resettlement Elementary School
Tel. No.: 0919 995 1305
Address: Brgy. San Nicolas, Castillejos, Zambales
Castillejos Aldersgate Learning Center
Tel. No.:
Address: Brgy. San Juan, Castillejos, Zambales
Looc Elemntary School
Tel. No.: 0917 359 5093, 0917 811 2036
Address: 1128 San Agustin Road, Looc, Castillejos, Zambales
Pres. Ramon F. Magsaysay Elementary School
Tel. No.: 0998 976 3315, 0929 502 1158
Address: 1311 Olongapo-Bugallon Road, San Juan, Castillejos, Zambales
Sta. Maria Elementary School
Tel. No.: 0947 829 7654
Address: Brgy. Sta. Maria, Castillejos, Zambales
Balaybay Elementary School
Tel. No.: 0919 459 1639
Address: Balaybay, Purok 4, Castillejos, Zambales
Castillejos Elementary School
Tel. No.: 0917 532 2198
Address: Brgy. San Juan, Castillejos, Zambales
Magsaysay Elementary School
Tel. No.: 0927 433 2058
Address: Brgy. Magsaysay, Castillejos, Zambales

San Agustin Elemntary School
Tel. No.:
Address: San Agustin Road, Castillejos, Zambales

V. Gallardo Elementary School
Tel. No.: 0947 829 7654
Address: Brgy. Sta. Maria, Castillejos, Zambales
Beunavista Elementary School
Tel. No.: 0920 342 2074
Address: Brgy. Bunavista, Castillejos, Zambales
Del Pilar Elementary School
Tel. No.: 0918 468 6524
Address: Brgy. Del Pilar, Castillejos, Zambales
Nagbayan Elementary School
Tel. No.: 0928 747 1539
Address: Asada St., Nagbayan, Castillejos, Zambales

San Isidro Elementary School
Tel. No.: 0917 515 6231, 0921 755 6481
Address: Magsaysay Street, San Pablo, Castillejos, Zambales
Villaflor Elementary School
Tel. No.: 0927 934 2143
Address: National Rd., San Jose, Castillejos, Zambales

Secondary Schools
Castillejos National High School
Tel. No.: (047) 602-1680
Address: National High Way, San Roque, Castillejos, Zambales
San Agustin High School
Tel. No.: 0929 104 4462
Address: Brgy. San Agustin, Castillejos, Zambales
Jesus M. Magsaysay High School (Balaybay Resettlement)
Tel. No.:
Address: Brgy. Balaybay, Castillejos, Zambales
St. Nicholas Academy
Tel. No.: (047) 602-2261
Address: Brgy. San Juan, Castillejos, Zambales
Jesus M. Magsaysay High School Annex
Tel. No.:
Address: Brgy. San Jose, Castillejos, Zambales

Colleges
Ramon Magsaysay Technological University
Tel. No.: (047) 811-1683
Address: Brgy. San Roque, Castillejos, Zambales
Don Bosco
Tel. No.:
Address: Brgy. San Juan, Castillejos, Zambales
Vocational / Technical Schools
Sta. Maria Vocational Tech.
Tel. No.:
Address: Brgy. Sta. Maria, Castillejos, Zambales
Castillejos Skills Training Institute
Tel. No.:
Address: Brgy. San Roque, Castillejos, Zambales
Graduate Schools
Ramon Magsaysay Technological University
Tel. No.:(047) 811-1683
Address: Brgy. San Roque, Castillejos, Zambales
Castillejos Skills Training Institute
Tel. No.:
Address: Brgy. San Roque, Castillejos, Zambales