Climate & Sustainability Hackathons in 2026
Explore 405 climate & sustainability hackathons in 2026. Hackathons addressing climate change, sustainability, clean energy, and environmental challenges.
Hackathons
42
Avg Prize
$10K
Organizers
54
Tuesday, October 6, 2026
Ongoing
Hack Northwest
In Person
Oct 5 – Oct 6, 2026Hack NW GroupTacoma, United States
Healthtech
Climate Tech
Edtech
Ongoing
INNOVA X 2K26 Global Online Hackathon
Online
Sep 11 – Oct 7, 2026Shree Venkateshwara Hi-Tech Engineering CollegeOnline
Artificial Intelligence
Climate Tech
Ongoing
Zinnovatio 4.0
In Person
Sep 4 – Oct 7, 2026Chandigarh University (CU), Ajitgarh, PunjabMohali, India
Edtech
Artificial Intelligence
Climate Tech
Ongoing
Python Coding Challenge in Qiskit
Online
Sep 22 – Oct 7, 2026SRM University - APOnline
Cloud
Climate Tech
Edtech
Ongoing
Agnitia 2026 : 36 Hours National Level Hackathon
In Person
Sep 7 – Oct 10, 2026Prestige Institute of Engineering, Management and Research (PIEMR), IndoreIndore, India$2K
Artificial Intelligence
Cybersecurity
Climate Tech
Ongoing
Kriyova - 24-Hours Hackathon 2026
In Person
Sep 19 – Oct 10, 2026Potti Sriramulu Chalavadi Mallikarjuna Rao College Of Engineering And Technology (PSCMRCET), Vijayawada, Andhra PradeshVijayawada, India
Climate Tech
Edtech
Cloud
Ongoing
Sustain-A-Thon 2.0 (2026)
In Person
Sep 26 – Oct 10, 2026Sharda University (SU), Greater NoidaGreater Noida, India
Edtech
Cloud
Climate Tech
Ongoing
Graphiques Innovation Challenge
Online
Aug 22 – Oct 10, 2026Hack ClubOnline
Fintech
Climate Tech
Ongoing
Climate Hack-tion
Online
Oct 1 – Oct 12, 2026Online
Climate Tech
Sustainability
Social Impact
Ongoing
Jugaad
In Person
Aug 20 – Oct 17, 2026Sant Longowal Institute of Engineering and Technology, Longowal, PunjabLaungowal, India$72
Cloud
Climate Tech
Edtech
Ongoing
SVYCA Youth for Earth (Y4E) Hackathon
In Person
Sep 20 – Oct 18, 2026Silicon Valley Youth Climate ActionStanford, United States$3K
Climate Tech
Social Impact
Artificial Intelligence
Ongoing
Climate Risk and Health Prediction Challenge
Online
Aug 18 – Oct 18, 2026Online$1K
Healthtech
Climate Tech
Health
Ongoing
SGU_HackX - 1.0
In Person
Sep 21 – Oct 23, 2026SDGI Global UniversityDasna, India$600
Edtech
Cloud
Climate Tech
Ongoing
Infothon 7.0
In Person
Sep 16 – Oct 24, 2026Vidyavardhaka College of Engineering, MysoreMysuru, India$480
Cloud
Artificial Intelligence
Climate Tech
Ongoing
From Vision to Impact: Building Web3 for Social Good — Collaborate. Innovate. Build for Good 2026
In Person
Aug 26 – Oct 25, 2026School of Computing and Information Systems, SMUTBA
Blockchain
Social Impact
Climate Tech
Ongoing
IEEE ClimateChain Global Hackathon
Online
Oct 5 – Oct 25, 2026IEEE TurkeyOnline$3K
Climate Tech
Blockchain
Artificial Intelligence
Ongoing
NextWave: A Youth Climate Data Challenge
Online
May 1 – Oct 30, 2026Online
Data Science
Climate Tech
Ongoing
BioBridge – Bio Innovation Hackathon 2026
In Person
Sep 14 – Oct 30, 2026K.S. Rangasamy College Of Technology (KSRCT), NamakkalTiruchengode, India$216
Healthtech
Climate Tech
Data Science
Ongoing
Strategy Sprint | TECHKRITI | IIT KANPUR
In Person
Sep 30 – Nov 14, 2026TechkritiKalyanpur, India
Cloud
Edtech
Climate Tech
Ongoing
Students of Global Impact
Online
Sep 7 – Nov 14, 2026International Foundation for Sustainable Peace and DevelopmentOnline
Cloud
Climate Tech
Ongoing
Solve - a - Thon | National Hackathon
In Person
Sep 15 – Nov 28, 2026Swami Rama Himalayan University (SRHU), Baksar Wala, UttarakhandDehradun, India$1K
Artificial Intelligence
Climate Tech
Edtech
Ongoing
Samadhan 2026( National Social Innovation Challenge)
In Person
Jul 31 – Dec 15, 2026UPAY (Underprivileged Advancements by Youth)Delhi, India
Social Impact
Climate Tech
Edtech
Ongoing
Hackathon 2026 Challenge
Online
Mar 1 – Dec 18, 2026TechHub Africa LLCOnline$1K
Climate Tech
IoT
Ongoing
NewYear X Thon 2K27
Online
Sep 29 – Dec 31, 2026BrainwavesOnline$60
Cloud
Edtech
Climate Tech
Ongoing
Indradhanu: PCCOE International Grand Challenge 2026
In Person
Jun 30, 2026 – Feb 14, 2027Pimpri Chinchwad College of Engineering (PCCOE), PunePune, India$2K
Artificial Intelligence
Climate Tech
Cloud
Saturday, October 10, 2026
Upcoming
Hackathon Climate U 2026
In Person
Oct 10, 2026LIDERA Community & Calouste Gulbenkian FoundationLisbon, Portugal$2K
Hackathon
Climate Tech
Upcoming
PANDORA 2.0
In Person
Oct 10 – Oct 11, 2026JSPM's WagholiJSPM's Wagholi, India$480
Artificial Intelligence
Climate Tech
Upcoming
Projet: Hack & Hire
In Person
Oct 10 – Oct 17, 2026Projet myprojet.coSingapore, Singapore
Climate Tech
Artificial Intelligence
Data Science
Upcoming
GNSS 4 Rural-Urban Divide Bridging (G4R-UDB) Hackathon
Online
Oct 10 – Oct 17, 2026SATNAV AFRICA JPOOnline
Climate Tech
Data Science
Upcoming
Vortexa 3.0
In Person
Oct 10 – Oct 11, 2026AIRSPimpri-Chinchwad, India
Artificial Intelligence
Social Impact
Climate Tech
Upcoming
Hyphen-Hacks
In Person
Oct 10 – Oct 11, 2026Lick-Wilmerding High SchoolSan Francisco, United States
IoT
Artificial Intelligence
Climate Tech
