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Curriculum American Curriculum, Bespoke Curriculum, British Curriculum
Taught languages Spanish, English, French, German
Typical class size 19
Strengths STEM, Performing Arts, Languages
Clubs Academic and Intellectual, Arts and Creative, Cultural and Language
Stages Infant/Toddler Care, Early Years, Primary School, Secondary School
Introduction
Base International School in La Moraleja, Alcobendas, is a private international school for ages 1 to 18. It is part of Affinitas Education, a network of bilingual schools. The school offers IB (MYP and DP) as well as American and British curricula, plus a bespoke option. Preschool to High School pathways are provided through either the Spanish Bachillerato or the IB Diploma Programme. From Year 10, students follow an Academic and Career Guidance Plan to identify interests, choose Bachillerato, and plan university pathways. Each stage has its own campus building and outdoor area; facilities include small-class classrooms, a theatre, art rooms, a radio studio, an on-site dining hall, and sports facilities with courts and a swimming pool. Extracurriculars include robotics and programming in English. The school promotes multilingualism, with English as a core medium and French or German as additional languages. Stays Abroad and leadership programs support learning in a supportive community.
C. del Camino Ancho, 10, 28109 Alcobendas, Madrid, Spain
Gallery
The school has not added photos
Vibes and Culture
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The Essentials
Colegio Base has 685 pupils, typical class sizes of 19, instruction in Spanish, English.
Location
The Base International School is located on a multi-building campus in La Moraleja, Alcobendas, Madrid, Spain. The campus sits in La Moraleja, one of the greenest and most peaceful areas of Alcobendas, far from the noise and congestion of the city. The street address is C. del Camino Ancho, 10, 28109 Alcobendas, Madrid.
Stages
Preschool (1–6 years old); Primary (6–12 years old); Secondary (12–16 years old); National Baccalaureate (16–18 years old); International Baccalaureate (16–18 years old).
Type
Private, international school. Base International School is part of Affinitas Education, a network of bilingual and international schools.
Pupil Nationality Mix
30 nationalities represented in the school.
Additional learning support
A Guidance and psychopedagogy department supports learning and personal development, offering speech therapy, academic and career guidance, and emotional support from Preschool through Bachillerato. The school focuses on prevention, assessment, and addressing any learning or developmental needs.
Country affiliation
Spain
School day structure
Extended hours are available in the morning and afternoon: 7:30–9:30 and 17:00–18:30, depending on the stage.
Bus service
School transport across Madrid operates on 19 bus routes reaching areas such as Chamartín, Chamberí, Salamanca, Arturo Soria, Sanchinarro, Tres Cantos, and Pozuelo. SMS notifications are sent in case of incidents, and students are accompanied safely from their front door to the classroom.
Diving Deeper
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Fees
Annual tuition at Colegio Base ranges from EUR 6,813 to EUR 14,312 for 2026/27.
Application & reservation fees
- Initial enrolment (one‑time, paid at first registration; non‑refundable and not deductible): - EUR 600 (Infant) - EUR 720 (Primary) - EUR 730 (Secondary) - EUR 730 (Bachillerato). - Reservation of place for returning families (one‑time; invoiced in mid‑May; not refundable): EUR 630.
Tuition fees (monthly; escolaridad — billed per month)
Notes: the published monthly amounts are divided into ten monthly payments (September to June) for most year groups; 2º Bachillerato (Spanish and IB) is billed over nine monthly payments (September to May). All amounts below are shown as monthly fees.
- Infant (full day): EUR 630 per month. - Infant (morning schedule only): EUR 490 per month (available only for children in the first cycle of Infant—ages 1–2). - Primary: - Years 1–2 Primary: EUR 800 per month. - Years 3–4 Primary: EUR 820 per month. - Years 5–6 Primary: EUR 830 per month. - Secondary (ESO): - Years 1–2 ESO: EUR 890 per month. - Years 3–4 ESO: EUR 910 per month. - Bachillerato (National route): - 1º Bachillerato Nacional: EUR 1,030 per month. - 2º Bachillerato Nacional: EUR 1,145 per month (billed over nine months: September to May). - International Baccalaureate (IB Diploma Programme): - 1º IB (Programme Year 1): EUR 1,300 per month. - 2º IB (Programme Year 2): EUR 1,445 per month (billed over nine months: September to May).
Billing schedule and payment terms
- Annual tuition is normally divided into ten equal monthly instalments (September through June) for each billed concept. 2º Bachillerato (both Spanish and IB) is divided into nine monthly instalments (September through May). - Reservation of place for the next academic year is invoiced in mid‑May; the reservation amount is returned in September to families who continue at the school; families who do not notify non‑renewal by the stated deadline may forfeit the reservation/refund or be charged the September instalment as set out in the school's enrolment terms. - The initial enrolment fee (matrícula) is paid once at first registration and is non‑refundable and not deductible from future fees.
Boarding fees
- Boarding is not offered / no boarding fees are listed in the school's published fee schedule.
Other services and additional fees
- School meals and catering: - Half‑board (meal plus snack): EUR 245 per month. - Single day meal: EUR 20 per occasion. - Bachillerato (meal and snack — 2 days per week): EUR 125 per month. - Snack / bocadillo: EUR 45 per month. - Extended hours (7:30–9:00 and 17:00–18:30): provided free of charge for Infant and for the rest of the stages (as published). - School transport (bus): - Regular transport (1 route): EUR 150 per month. - Transport (2 routes): EUR 235 per month. - Bachillerato transport: EUR 100 per month (1 route) / EUR 150 per month (2 routes). - Special‑zone transport: EUR 110 per month (1 route) / EUR 150 per month (2 routes). - Other one‑off or annual costs: - Psychological report (when required by the school's protocols): EUR 100. - Annual medical check / recognition: EUR 68. - Annual school accident insurance and healthcare service: EUR 107 (per annum, all courses). - Graduation photograph (class photo/orla): EUR 25. - Yearbook: EUR 50. - Sibling registration fees / concessions: - Matriculation for the second sibling: EUR 400 (second‑child registration fee). - Matriculation for the third and subsequent siblings: published as exempt / free from the matriculation fee (as indicated in the school's fee schedule).
Refund information
- The initial enrolment fee (matrícula) is explicitly non‑refundable and not deductible. - The reservation fee charged in mid‑May for returning families is non‑refundable if the family does not notify non‑renewal within the published deadline; for families who continue, the reservation amount is refunded in September (per the published enrolment terms and deadlines).
Fee payment options
- The school's published fee schedule and prices document lists fees, billing periods and non‑refund rules but does not specify public details of accepted payment methods (for example: bank transfer, direct debit, or card payment) within the fee schedule itself. For payment method arrangements and to confirm available payment channels, contact the school's admissions or finance office directly.
Academics
Colegio Base teaches American Curriculum, Bespoke Curriculum, British Curriculum for students aged 1 to 18.
Curriculum
Base International School offers Preschool, Primary, Secondary (ESO), and High School through either the Spanish Bachillerato or the International Baccalaureate Diploma Programme. The school provides an international curriculum that fosters critical thinking and global awareness, with a student-centered approach and small class sizes. From Year 10 (4º ESO), Base implements an Academic and Career Guidance Plan to help students identify interests, choose the most suitable Bachillerato, and plan university pathways. The campus in La Moraleja, Alcobendas hosts dedicated facilities for each stage, including sports, theatre, art, and an on-site dining hall. Extracurricular activities include robotics and programming in English. Base is part of Affinitas Education, an international network of bilingual and international schools.
Student Teacher Ratio
Small class sizes.
Exam Results
100% pass rate in EvAU (university entrance exams) 2024. EvAU average score is 8.25. 30 nationalities represented in the school. Highest EvAU score achieved is 13.475 (out of 14).
Higher Education Progression
Base students are admitted to leading universities worldwide. Common fields of study include Engineering, Sciences, Economics, International Relations, Law, and creative disciplines.
Gifted and Talented
Base provides personalised support to help each student develop their talents. A Guidance and Psychopedagogy Department supports learning and personal development from Preschool through Bachillerato, including academic and career guidance. Extracurriculars span athletics, arts, and technology to foster student talents.
Wellbeing
The school has not added this information
Parent Experience
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Facilities
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Extra-Curricular Activities
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Languages
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Reputation
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Admissions
Admissions
1. Complete the contact form to start the admissions process. It lets Base get to know you and send personalised information tailored to your family. You will receive essential communications about the program and admissions timelines. This initial step sets the stage for a personalised follow-up.
2. Interview with admissions team. An interview with the admissions team follows. The interview provides an opportunity to discuss your child's needs, understand Base's educational approach, and view the campus. A tour of the school is included to help you experience the environment firsthand, and feedback about fit and next steps is provided after the meeting.
3. Submit the required documents. This formalises your interest and helps secure a place for your child with the support of our team. The admissions staff guide you through the documents needed and ensure everything is in order for review. Once documents are received and reviewed, you will be advised on the next steps.
4. Welcome to Base International School! A Family Coordinator guides you through onboarding and supports you throughout the school year. The onboarding includes introductions and scheduling and ongoing assistance to help your family settle into school life and engage with the community.
School Events
The school has not added events
FAQs
What does Colegio Base offer?
Base International School in La Moraleja, Alcobendas, is a private international school for ages 1 to 18. It is part of Affinitas Education, a network of bilingual schools. The school offers IB (MYP and DP) as well as American and British curricula, .
What age range?
Ages 1-18.
What are the fees?
Annual fees: EUR 10,532 to EUR 16,732.
How many students?
Approximately 685 students.
Co-educational?
Yes.
SEN support?
Not specifically mentioned.
Where?
In Spain.
Languages?
English and Spanish are typically offered.
Transport?
Contact school.
What makes it special?
Base International School in La Moraleja, Alcobendas, is a private international school for ages 1 to 18. It is part of Affinitas Education, a network.
