The University of Texas at Houston –
School of Dentistry

 Bachelor of Science in Dental Hygiene

Prerequisite Courses: 62 credit hours of pre-requisite coursework, including Communication, Natural Sciences, Humanities & Visual and Performing Arts, History, Mathematics, etc.

Observation Hours:  A minimum of 20 shadowing hours from a DENTAL HYGIENIST. Shadowing a dentist will not count towards the applicant’s application

Letters of Recommendation: 3 LORs are required in this institution. (2 professors + 1 employer or 3 professors)

GPA: All courses must have a grade of C or higher. A minimum requirement of 2.5 GPA.

Interview: Invitation-only for potential candidates. 

Additional Requirements:
  • Laboratory times are required to be in person. 
  • Applicants are required to take a CASPER test. $60 fee. Applicants are allowed to take the exam once per admission cycle. 
  • Personal Statement
  • Deliver official transcripts to the institution’s address.
  • TSIA must be completed.
  • Courses that are 5 years old or more must be retaken. 
  • If the applicant did not attend high school in the U.S., it is required to take the TOEFL test. (Unless the applicant possesses an associate's degree or a U.S.-accredited institution.)

Application through Centralized Application Service (ADEA AADSAS).

The University of Texas Health Science Center – San Antonio

 Entry-Level Bachelor’s Degree Program

Pre-requisite courses: 60 credit hours of pre-requisite coursework, including Communication, Life & Physical Science, Creative Arts, History, Mathematics, etc.

Observation Hours: A minimum of 16 shadowing hours from a DENTAL HYGIENIST. Shadowing a dentist will not count towards the applicant’s application.

Letter of Recommendation: 2 written LORs are required in this institution.

GPA: All courses must have a grade of C or higher. A minimum of 2.7 GPA.

Interview: Up to 40 applicants can be invited for an interview. The candidate will have the opportunity to meet with other dental hygiene students and write an essay.

Additional Requirements:
  • Applicants must submit all their documents and information to ADEA DHCAS by the due date.
  • Personal Statement
  • Deliver official transcripts to ADEA DHCAS.
  • Required TOEFL score for international applicants.
  • $60 application fee.



Pre-requisite courses: At least 60 credit hours of pre-requisite coursework, including Communication, Biology, Chemistry, Social Behaviors, History, Mathematics, etc.

Observation Hours: A minimum of 16 shadowing hours from a DENTAL HYGIENIST. Shadowing a dentist will not count towards the applicant’s application.

Letter of Recommendation: 3 written LORs are required in this institution. (Dental Hygienist, College Professor, and an individual the applicant has known for some time, such as an employer.) 

GPA: All courses must have a grade of C or higher. A minimum of 3.0 GPA.

Interview: Invitation-only for potential candidates. Approximately 160 applicants apply, and 30 are accepted each year.

Additional Requirements:
  • Courses that are 10 years old or more must be retaken. 
  • Require 2 years of the same foreign language in high school OR 8 semester hours in college.
  • TSI must be completed.
  • Personal Statement
  • Photograph sized 2x2
  • Email official high school transcript.
  • Deliver official college transcripts to the institution’s address.
  • $35 application fee

Texas A&M University Baylor College of Dentistry – Dallas

 Bachelor of Science in Dental Hygiene

Texas Women’s University

Bachelor Science in Dental Hygiene

Pre-requisite courses: 57 credit hours of pre-requisite coursework, including Communication, Life & Physical Science, Creative Arts, History, Mathematics, etc.

Observation Hours: Hours are optional. However, the institution encourages applicants to have observation hours.

Letter Of Recommendation: Not enough information. However, it is still highly encouraged to shadow a dental hygienist.

GPA: All courses must have a grade of C or higher. A minimum of 3.0 GPA.

Interview: Invitation-only for potential candidates. Approximately 60 applicants are invited, and 32 students are admitted each year.

Additional Requirements:
  • Science courses that are 5 years old or more must be retaken. 
  • The HESI exam is required within 12 months of applying. (2 Attempts only.)
  • Personal Statement
  • Deliver official college transcripts to the institution’s address.
  • English language proficiency is required for all applicants.
  • $50 for domestic applicants; $75 for international applicants.

Houston Community college

 Associate of Applied Science in Dental Hygiene

Pre-requisite courses: BIOL 2301 (formerly BIOL 2401) & BIOL 2101, CHEM 1305, ENGL 1301, SOCI 1301 (EDUC 1300 is required if new to college or transferring to HCC with less than 12 credits.)

Additional Bonus courses: PSYC 2301, BIOL 2302 (formerly BIOL 2402) & BIOL 2102, BIOL 2320 (formerly BIOL 2420) & BIOL 2120, SPCH 1318, PHIL 2306

Observation Hours: Not required since Fall 2025. However, it is still highly encouraged to shadow a dental hygienist.

Letter of Recommendation: Not enough information.

GPA: All courses must have a grade of C or higher. A minimum of 2.0 GPA.

Interview: Invitation-only for potential candidates. Approximately 120 applicants apply, and 18 are accepted each year.

Additional Requirements:
The HESI exam is required in this institution. $75 fee. It is required to take the exam at the HCC Coleman College Testing Center. (2 Attempts only.)
Science courses that are 5 years old or more must be retaken. 
Personal Statement
Deliver official college transcripts to the institution’s address.
TSIA2 must be completed.

texas Hygiene school requirements

List of dental hygiene schools

https://tsbde.texas.gov/licensing/hygienists/texas-dental-hygiene-schools/