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Southern International School

Argentina, Buenos Aires

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School Essentials

Foundational information about the school

Location

Autopista Buenos Aires-La Plata, Km 33.5, Berazategui, 1884, Buenos Aires Province, Argentina.

Levels

Initial; Primary; Secondary.

School Type

IB World School.

Country Affiliation

Argentina

Fees

Application fee

- The school charges an application/registration fee. The precise amount is published in the school's official fee schedule for the current academic year.

Tuition fees (by year group and billing frequency)

- Tuition is published as monthly installments for the academic cycle. Exact monthly amounts differ by year group (early years / primary / secondary / pre‑university) and are set in the official fee schedule for the current academic year. The school provides a full list of the monthly tuition amounts for each year group in its fee schedule.

Billing schedule and payment terms

- Tuition is billed as monthly instalments for the school year. The school requires adherence to the published due dates for each instalment.
- The school requires families to pay by automatic debit from a bank account and recommends establishing direct debit (debit automatico) for regular payments. Parents may also make payments by deposit or bank transfer to the school's bank account; when doing so they must submit proof of payment to administration within the timeframe specified by the school.
- Payments by e-cheq are accepted when made payable to “SOUTHERN INTERNATIONAL SCHOOL S.R.L.” Physical checks are not accepted by the school's administration.
- Late payment carries consequences: the school may condition or restrict a student's attendance or continued enrolment in cases of arrears, in accordance with the published payment policy.

Boarding fees (where applicable)

- The school operates as a day school; boarding is not applicable.

Other costs and additional fees

- The school's formal fee schedule lists any additional charges beyond tuition (for example examination fees, extracurricular activities, travel or excursion fees, transportation, school materials, uniforms and similar items) and specifies which items are charged separately. The precise list of additional costs and their amounts is provided in the official schedule.

Refunds and withdrawal / refund information

- Refund, withdrawal and cancellation terms (including any non‑refundable amounts and the conditions for reimbursement) are specified in the school's official fee policy. These terms are set out in the fee schedule and the published payment policy.

Fee payment options (accepted methods)

- Automatic debit from a bank account (direct debit).
- Bank deposit or bank transfer to the school's account (Banco Supervielle is listed as an option; payments made by deposit or transfer should be accompanied by scanned proof sent to administration).
- e‑cheq issued to “SOUTHERN INTERNATIONAL SCHOOL S.R.L.” (electronic cheque). Physical paper checks are not accepted.

Administrative contacts for billing and payment matters

- Administration phone: +54 11 6194 3036. Admissions contact via WhatsApp: +54 11 6184 5920. The school address for administrative correspondence is Au. Buenos Aires - La Plata Km 33.5, Berazategui (C.P. 1884).

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Note on data availability: the school publishes a detailed 2025 fee schedule that contains the exact numeric amounts for application fees, monthly tuition by year group (per month and/or per term where applicable), specific charges for extras, refund policy details and the full payment calendar. The published fee schedule could not be extracted in full for numeric values at the time of this request; the statements above reflect the billing structure, payment methods and policies as presented in the school's official fee documentation.

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The school at a glance
Instructs in Spanish, English, Italian, Portuguese
Fees ARS 5,069,400
Ages 3 - 18 years
Type Co-educational
Opened 1999
Bus Service No

The Southern International School is an IB World School in Argentina offering the IB PYP and DP, and Cambridge IGCSE. The school serves students aged 3 to 18, delivering an international education in both Spanish and English. Founded in 1999, the campus provides a tranquil, nature-rich setting where families can feel secure and private while engaging in a curriculum. A long-standing, diverse teaching staff pursues ongoing professional development to support students as they grow autonomy and independence in a rapidly changing world. The curriculum emphasizes inquiry across disciplines, with science playing a central role and learning integrated across Mathematics, Physics, Chemistry, Biology, and Environmental Science in both languages. The school also emphasizes intercultural competencies and plurilingualism as outcomes, preparing students to participate confidently in diverse communities and global society. A sports program complements academics, with athletics, hockey, football, and volleyball among offerings, along with Family Day and Sports Day.

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