// CITY_ASSESSMENT
How smart is Chennai?
Chennai scores 30.2% against the UN ISO-aligned smart city framework in 2026 — ranked #298 of 386 cities assessed, with every finding traceable to a public source.
Smart score
30.2%
Rank
#298 / 386
Criteria present
17 / 86
Evidence coverage
40.7%
Chennai's smart city score by area
3 present · 2 partial · 1 absent · 9 not assessed
1 present · 0 partial · 0 absent · 11 not assessed
3 present · 2 partial · 0 absent · 8 not assessed
1 present · 0 partial · 2 absent · 8 not assessed
3 present · 5 partial · 1 absent · 4 not assessed
4 present · 2 partial · 1 absent · 1 not assessed
2 present · 7 partial · 0 absent · 5 not assessed
Where Chennai is strong
- ▸Food Security & Urban Agriculture
- ▸Air Quality & Monitoring
- ▸Education & Digital Skills
- ▸Innovation & Economic Development
- ▸Disaster Risk & Resilience
Where the gaps are
- ▸Digital Government Services
- ▸Energy & Smart Grid
- ▸Green Space & Biodiversity
- ▸Public Transport & Real-Time Information
- ▸Governance & Smart-City Operating Model
Evidence highlights
Open Data & Transparency · Official open data portal
The "Open Government Data (OGD) Platform India" for Tamil Nadu (tn.data.gov.in) serves as an official government-run open data portal, which is relevant to Chennai as the capital of Tamil Nadu.
https://tn.data.gov.in/Connectivity & ICT Infrastructure · Fibre / high-speed broadband coverage
The Tamil Nadu FibreNet Corporation (TANFINET) is implementing the BharatNet project to provide 1Gbps connectivity through an optical fiber network to 12,525 Village Panchayats across Tamil Nadu.
https://tanfinet.tn.gov.in/Public Transport & Real-Time Information · Public transport network
Chennai has a Metro Rail network operated by Chennai Metro Rail Limited (CMRL). The city also features railway stations such as Central Railway Station and Egmore Railway Station.
https://chennaimetrorail.org/Air Quality & Monitoring · Air-quality monitoring network
Chennai has an air-quality monitoring network, with daily air quality reports available for 5 stations from 2022 to 2024, and real-time Air Quality Index (AQI) data provided for locations such as Royapuram, Kodungaiyur, and Manali.
https://data.opencity.in/dataset/chennai-air-quality-reports-2022-2024About this assessment
Chennai was assessed against the 86 criteria of the UN ISO-aligned smart city framework on 2026-07-11 by AI agents gathering evidence from official public sources. Each criterion is marked present, partial or absent, and every finding links to where it was found. Scores refresh continuously as cities publish new evidence.