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Academic offering
Curriculum IB (DP), IBCP (International Baccalaureate Career-related Programme), Advanced Placement (AP), American Curriculum
Taught languages French, Mandarin, Spanish, Thai
Typical class size 22
Strengths Sport, Performing Arts, STEM
Clubs Academic and Intellectual, Arts and Creative, Cultural and Language, Social and Hobbies, Community and Service, Leadership and Professional, Lifestyle and Wellbeing
Stages Early Years, Sixth Form, Kindergarten, Elementary, Middle School, High School
Introduction
Ruamrudee International School (RIS) is a private, Catholic international school located in Minburi, Bangkok. Founded in 1957, RIS offers education from Pre-Kindergarten to Grade 12 welcoming students of all faiths and nationalities.
The school follows a U.S.-based curriculum, offering the American high school diploma, with additional pathways through the International Baccalaureate (IB) Diploma Programme, Advanced Placement (AP) courses, and the IB Career-related Programme (IBCP).
The campus features facilities including modern science and computer labs, a performing arts center, two libraries, athletic fields, a swimming pool, fitness centers, maker spaces, and dedicated areas for early childhood education.
This campus is part ofRuamrudee International School
6 Soi Ramkhamhaeng 184, Khwaeng Min Buri, Min Buri, Bangkok 10510, Thailand
Gallery
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Vibes and Culture
The school has not added this information
The Essentials
Ruamrudee International School has 1,200 pupils, typical class sizes of 22, instruction in English.
Location
Ruamrudee International School is located on Ramkhamhaeng 184 Road in the Minburi district of eastern Bangkok. The school is situated in a residential area with convenient access to major roads such as Ramkhamhaeng and the Outer Ring Road. It offers a spacious campus away from the congestion of central Bangkok.
Stages
Ruamrudee International School is divided into Early Years, Elementary, Middle School, High School.
Type
Ruamrudee International School is a co-educational day and boarding school.
Additional learning support
RIS provides dedicated learning support through its Student Support Services, which includes specialists for English Language Development (ELD), Learning Support (LS), and counselling. Students with mild to moderate learning needs receive tailored interventions in areas such as reading, writing, executive functioning, and organization. Support is based on assessment and integrated with classroom learning where appropriate.
Country affiliation
Ruamrudee is not affiliated with any country.
Religious affiliation
Ruamrudee International School is a Catholic school founded by the Redemptorist Fathers of Thailand. While it maintains a Christian ethos, the school welcomes students of all faiths and offers religious studies as part of its values-based education.
School day structure
The school does not have publicly available information on their day structure.
Bus service
The school does offer a bus service for students through a partnership with Montri Transport Corporation, a well-established school transportation provider in Thailand.
Diving Deeper
The school has not added this information
Fees
Annual tuition at Ruamrudee International School ranges from THB 538,400 to THB 786,000 for 2026/27.
Initial Fees (One-time or annual payments): Application Fee: THB 5,000 (non-refundable; does not guarantee admission)
Semester Rate (Full-Time): THB 242,500 per semester (Total: THB 485,000 per year)
Includes meals, laundry, housekeeping, tutoring, supplies, and some weekend outings.
Family Discounts: THB 50,000 reduction in registration for each additional child.
THB 15,000 discount per semester for siblings enrolled simultaneously.
Refund Policy The re-enrollment deposit of THB 50,000 is refundable only upon graduation or withdrawal, and only if all school deadlines are met.
Application, registration, and learning resource fees are non-refundable under all circumstances.
For boarding: Full refunds are provided for semester fees only if a student withdraws 30 days before the semester start
Withdrawals after the semester begins forfeit the remaining fees
The school does not have their detailed refund policy publicly available.
Payment Methods Direct cash deposit at any Bangkok Bank or Kasikorn Bank branch using the invoice slip Direct money transfer via mobile banking, using the invoice barcode Cashier’s cheque made out to “Ruamrudee International School” (personal cheques not accepted) Visa or Mastercard (with up to 2.2% convenience fee, depending on the issuer) CitiBank or UOB cards (0% surcharge under certain terms) American Express (1.7% surcharge)
Academics
Ruamrudee International School teaches IB (DP), IBCP (International Baccalaureate Career-related Programme), Advanced Placement (AP), American Curriculum for students aged 2 to 18.
Curriculum
Ruamrudee International School offers a US-style curriculum across all grade levels, culminating in a U.S. high school diploma. In Early Childhood (incorporates the Reggio Emilia approach) and Elementary (PreK–Grade 5), the curriculum emphasizes literacy, numeracy, and inquiry-based learning, integrating specialist subjects like music, art, PE, and Thai. Middle School (Grades 6–8) builds foundational skills with core subjects, English, math, science, social studies, and offers electives including world languages, performing arts, and STEM, guided by the American Education Reaches Out (AERO) standards. High School students (Grades 9–12) follow a credit-based system and can choose from a range of Advanced Placement (AP) courses starting in Grade 9. In Grades 11–12, students may opt to pursue the full International Baccalaureate (IB) Diploma Programme or individual IB courses alongside AP and general courses. Advisory programs, service learning, and co-curricular activities are integrated at all levels.
1. Attend a school tour or open house (optional). Families can book a campus tour to explore facilities and meet faculty. This helps you decide if RIS aligns with your child’s needs .
2. Submit the online application. Go to RIS's apply now page to complete the form and pay the application fee.
3. Provide required documents. Submit the student’s passport (with visa) for immigrants, birth certificate, the past three years of school report cards (in English or certified translation), and, for Catholic students, a baptismal certificate. Thai applicants also need Thai household registration and ID.
4. Schedule assessments and interviews.
* Pre-K 2 (Early Years Campus): Developmental observation and parent interview with administrators. * Pre-K 3 & 4: Developmental screening with the school psychologist (parents have to attend). * KG & Grade 1: readiness screening and W-APT test; parents present. * Grades 2–12: MAP testing in Reading & Math plus a writing test. * ELD learners: WIDA-Screener test; Learning Support students may need psychological/educational evaluations.
5. Receive admission decision. The admissions team reviews test results and grade placement, then issues an acceptance letter with registration forms and a payment invoice.
6. Complete registration and pay fees. Finalize enrollment by submitting required forms and payment by the invoice due date. After acceptance, the parents should pay the required fees.
Scholarships
RIS offers several scholarship and tuition reduction opportunities, each with its own focus, eligibility, and requirements:
1. Griffith Scholarship * Open to both current students and new applicants, this scholarship provides up to 30% tuition reduction. It recognizes excellence in academics or visual & performing arts, and is named after Fr. Thomas Griffith, founder of the Minburi campus.
* Eligibility and application details: * Must submit the online application and portfolio documentswhich includes transcripts, certificates, artworks, and media, by March 31 annually.
* Academic applicants need a GPA of 3.75+, test scores, awards, community service, leadership, and two recommendation letters. * Visual/Performing Arts applicants (middle & high school) need a GPA of 3.25+, evidence of artistic achievement (e.g. awards, recordings, portfolio), and recommendation letters. * Career Excellence candidates (middle & high school) must show national/international achievement in a specific field, a GPA of 3.25+, supportive documentation, and recommendation letters.
* Scholarships are subject to annual review and require recipients to maintain academic and behavioral standards. Serious infractions can lead to suspension or termination. RIS may modify terms each year.
2. Diversity Scholarship * A 15% tuition reduction aimed at families from underrepresented nationalities. * Available year-round (rolling admissions) for new students whose both parents hold non-Thai passports. * Limited availability: once a nationality exceeds 10% of the student body, no further scholarships are offered to that group. * Not combinable with sibling reductions, alumni reductions, or Griffith Scholarships. Recipients must maintain good character and discipline; terms are reviewed annually.
* Reduction rates per child: * 20% if both parents are alumni or attended RIS for 6+ years. * 10% if one parent attended for 1–5 years. * Available year-round, valid through graduation or withdrawal, subject to annual review. Requires proof of alumni status via the Registrar in the Advancement Office.
4. Sibling Reduction * Aims to support families with multiple children enrolled at RIS. * Provides a 50,000THB discount on the non-refundable registration fee for each additional child. * Tuition is reduced by 15,000THB per semester for each enrolled sibling. * Only one benefit per student (scholarship or sibling reduction) is allowed.
RIS offers a variety of financial reductions including merit-based, diversity, alumni, and sibling opportunities. Each has specific eligibility criteria, application processes, and conditions. None of these can be combined, families must choose the one that best fits their situation.
Waitlist
* If classroom seats are full, applicants may be placed on a waitlist. * Being waitlisted does not guarantee a spot, it’s dependent on availability as spots open up. * The system offers fairness but does not ensure placement for all applicants. * If not waitlisted, the school will notify parents and suggest reapplying in the next cycle.
School Events
The school has not added events
FAQs
Where is Ruamrudee International School located and what ages do you accept?
Ruamrudee International School is on Ramkhamhaeng 184 Road in the Minburi district of eastern Bangkok, offering a spacious 29-acre campus away from central Bangkok. The school accepts students aged 2 to 18 and provides education from Early Years through Grade 12.
What curriculum does RIS follow and what diploma options are available?
RIS follows a U.S.-style curriculum culminating in a U.S. high school diploma and also offers Advanced Placement (AP) courses and the International Baccalaureate (IB) Diploma Programme and IBCP in Grades 11–12. Students may take AP courses from Grade 9 and may combine individual IB courses with AP or pursue the full IB Diploma.
Is RIS a day school or a boarding school and is it co-educational?
RIS is a co-educational day and boarding school. The RIS Residence at Redeemer Hall houses up to 60 boarding students in Grades 7–12, with furnished shared rooms, shared social spaces, dining and study areas.
How do I apply and what documents are required for admission?
Families submit an online application and pay the non-refundable Application Fee of THB 5,000, then provide required documents such as the student's passport (with visa) for immigrants, birth certificate, and the past three years of school report cards in English or certified translation. Additional documents may include a baptismal certificate for Catholic students, and Thai applicants must provide Thai household registration and ID; applicants will also be scheduled for assessments and interviews as appropriate.
What are the registration and learning resources fees and are they refundable?
The one-time Registration Fee is THB 200,000 and the Learning Resources Fee (books and educational materials) is THB 40,000; both are non-refundable. The Application Fee of THB 5,000 is also non-refundable, while the Re‑enrollment Deposit of THB 50,000 is refundable only upon graduation or withdrawal if all school deadlines are met.
How does the waitlist process work if a class is full?
If classroom seats are full, applicants may be placed on a waitlist and offers of placement depend on spaces that open up. Being waitlisted does not guarantee a spot and the school will notify parents about options if they are not waitlisted.
What are the boarding fees and what is the refund policy for boarding?
Boarding fees for shared rooms are THB 1,800/day for the weekly rate and THB 1,850/day for holiday/weekend stays, or THB 242,500 per semester (Total: THB 485,000 per year) for full-time semester boarding, which includes meals, laundry, housekeeping, tutoring, supplies, and some weekend outings. Full refunds for semester fees are provided only if a student withdraws 30 days before the semester start; withdrawals after the semester begins forfeit the remaining fees.
Are there family discounts or sibling reductions available?
There is a THB 50,000 reduction in the registration fee for each additional child and a THB 15,000 discount per semester for siblings enrolled simultaneously. Only one financial benefit (scholarship or sibling reduction) may be applied per student.
What payment methods are accepted and are there any card surcharges?
Payments can be made by direct cash deposit at any Bangkok Bank or Kasikorn Bank branch using the invoice slip, direct money transfer via mobile banking using the invoice barcode, or by cashier's cheque made out to “Ruamrudee International School” (personal cheques are not accepted). Visa and Mastercard incur up to a 2.2% convenience fee depending on the issuer, American Express carries a 1.7% surcharge, and CitiBank or UOB cards may have a 0% surcharge under certain terms.
How is the curriculum structured across the different school levels?
Early Childhood incorporates the Reggio Emilia approach with an emphasis on inquiry, literacy and numeracy, and specialist subjects; Elementary (PreK–Grade 5) emphasizes literacy, numeracy and inquiry with integrated specialists like music and Thai. Middle School (Grades 6–8) follows AERO-guided core subjects with electives in world languages, performing arts and STEM, while High School (Grades 9–12) uses a credit-based system with AP courses from Grade 9 and options for IB Diploma, individual IB courses or IBCP in Grades 11–12.
Can students take AP and IB courses at the same time?
Yes, students may take AP courses beginning in Grade 9 and in Grades 11–12 may choose the full IB Diploma Programme or individual IB courses alongside AP and general courses. This flexible approach allows students to build a program suited to their academic goals.
What academic enrichment programs does RIS offer, such as honors societies or tech activities?
RIS has a National Honor Society chapter for qualifying high school students (membership requires teacher recommendation and a cumulative GPA of at least 3.60 plus demonstrated leadership and service), and a Tech Club that explores robotics, coding and 3D printing. These and other co-curricular activities support inquiry, collaboration and problem-solving across grade levels.
What sports and athletic facilities are available on campus?
The campus includes an artificial turf field, an Olympic-size pool, two large multipurpose gyms, two full-sized covered gyms, squash courts and dedicated PE classrooms, supporting more than 60 sports teams. Facilities also include fitness centers and multiple courts for a wide range of athletic programs.
What arts and STEM facilities does the school have?
RIS provides state-of-the-art learning spaces including a recording studio, a culinary arts center, Makerspaces, a robotics lab, art studios, choir and music rooms, and two libraries including the Griffith Library for Grades 6–12. These facilities support performing arts, media production and hands-on STEM and industrial arts programs.
How large is the campus and how are the school buildings organized?
RIS operates on a 29-acre campus in Minburi with separate buildings for Early Years/Elementary, Middle School and High School. The campus design provides dedicated spaces for academic departments, athletics, arts and boarding accommodation.
What extracurricular clubs and activities can my child join?
Students can join a wide variety of extracurriculars including more than 60 sports teams, Model United Nations, Amnesty, Muse Club, Soi Dog, Rising Coffee, National Honor Society, Tech Club and numerous arts, service and leadership groups. Clubs cover interests in community service, arts, technology, athletics and social causes.
How does RIS facilitate student community service and outreach?
RIS runs many community-service initiatives and partnerships such as Habitat for Humanity Thailand, Camillian Home, HDF Mercy Centre, Father Ray Foundation and Cancelling Cancers, and students regularly fundraise and take part in outreach visits. Service learning is integrated across grade levels to foster empathy and civic responsibility.
What leadership opportunities are available for students?
Leadership roles include the High School Student Council, Middle School Leadership team, Athletic Leadership Club and Link Crew, which mentors new high school students. These bodies plan school events, coordinate service projects and act as student ambassadors.
What learning support services are available for students with learning difficulties?
RIS provides a Learning Support (LS) programme from Pre‑K to Grade 12, offering tailored interventions for mild to moderate learning needs in areas like reading, writing and executive functioning. Identified students receive psychological and educational evaluations and an Individual Education Plan (IEP) developed by a multidisciplinary team including parents, teachers and specialists.
How does RIS support students who need help with English?
RIS offers an English Language Development (ELD) programme with beginner to advanced levels, using small-group pull-out, push-in supports and co-teaching in mainstream classes; progress is tracked with MAP, NWEA and WIDA MODEL assessments. If required, ELD carries an additional semester fee of THB 30,000 based on assessment.
What are the tuition fees at Ruamrudee International School?
Annual tuition at Ruamrudee International School ranges from THB 538,400 to THB 786,000 depending on year group. Fees are reviewed each year, so check the school's current fee schedule before applying.
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