---
title: "International Hackathon Competition for Secondary School Students on the Theme of Smart City Development"
date: 2026-11-03T00:00:00+00:00
end_date: 2026-11-05T00:00:00+00:00
location: "Barcelona, ES"
format: onsite
type: competition
level: open
prize: N/A
tags: "smart-cities, ai, sustainability, mobility, social-impact"
url: "https://www.mladezprokraj.eu/en"
canonical: "https://hackathonhub.eu/events/international-hackathon-competition-for-secondary-school-students-on-the-theme-of-smart-city-development-barcelona-2026"
---

# International Hackathon Competition for Secondary School Students on the Theme of Smart City Development

**Date:** 2026-11-03 — 2026-11-05  
**Location:** Barcelona, ES  
**Format:** onsite  
**Type:** competition  
**Level:** open  
**Tags:** smart-cities, ai, sustainability, mobility, social-impact

HackaTEEN 2026 is an international hackathon competition for secondary school students aged 12 to 18, dedicated to the theme of Smart City Development. The event takes place as part of the Smart City Expo World Congress in Barcelona and aims to inspire young people for innovation, technology, and sustainability. Participants can win prizes, including participation in the URBIS Challenge HackaTEEN 2027 in the Czech Republic, and will have the opportunity to present their solutions to an international audience.

[Register or learn more](https://www.mladezprokraj.eu/en)

[View on Hackathon Hub](https://hackathonhub.eu/events/international-hackathon-competition-for-secondary-school-students-on-the-theme-of-smart-city-development-barcelona-2026)