School registration can be done completely online at




New Families-call the school for an appointment to meet the administration and tour the school


Note: new students require a conference with Mrs. Houston, Principal



St. Thomas the Apostle Catholic School

Registration Information

2018-2019 School Year




The school family of St. Thomas the Apostle Catholic School of Crystal Lake, Illinois, provides faith formation and academic excellence for all students desiring a Catholic elementary education.  The uniqueness of each child is developed and celebrated within an environment where God can be encountered.  By teaching and modeling Gospel Values, we enable our students to become socially responsible Catholic leaders of the Third Millennium.


St. Thomas the Apostle Catholic School uses the Fair Ability Tuition program.  No child will ever be denied admission based upon an inability to pay tuition.  

FairAbility Informational Meeting and School Tours-

Sunday March 4 beginning at 1:30

Registration Nights

Tuesday March 6 - 7:00 pm

Thursday March 8 - 7:00 pm

Registration is at the School

265 King St.

Crystal Lake, IL


The Enrollment Application process is online through SchoolSpeak.  The following documents need to be completed as part of the 2016-2017 registration process:


  1. Enrollment Application (Complete and submit online.)

  2. Parent Service Agreement (Complete and submit online.)

  3. Fair Ability Tuition Agreement (Complete, print, and bring to registration.)

  4. Registration fee of $175 per student (Discounted rate of $100 per student for registering March 6 or 8.) Online registration must be completed prior to Registration night.  The only documentation necessary to bring to registration is the completed Fair Ability Tuition Agreement, which is the last step of the online registration process, and a check for the registration fee and technology fee ($35 per student)


In addition to the above requirements, any student new to St. Thomas the Apostle Catholic School must also include the following items in order for the registration to be complete:


  1. ORIGINAL birth certificate.  We can make a copy and return your original.

  2. Baptismal certificate – copy is ok

  3. Transcripts

  4. Meeting with administrator and an academic screening












St. Thomas the Apostle Catholic School

265 King Street - Crystal Lake, IL 60014

Phone: 815.459.0496  Fax: 815.459.0591


Copyright © 2019 St. Thomas the Apostle Catholic School. All Rights Reserved.