// CITY_ASSESSMENT

How smart is Athens?

Athens scores 63.7% against the DC20 smart city framework in 2026 — ranked #62 of 213 cities assessed, with every finding traceable to a public source.

Smart score

63.7%

Rank

#62 / 213

Criteria present

41 / 82

Evidence coverage

78%

Athens's smart city score by area

Data & Digital Foundation76%

9 present · 8 partial · 0 absent · 4 not assessed

Mobility53%

4 present · 8 partial · 3 absent · 1 not assessed

Environment & Resources78%

10 present · 5 partial · 1 absent · 1 not assessed

Governance & People76%

14 present · 1 partial · 4 absent · 1 not assessed

Economy & Method64%

4 present · 1 partial · 2 absent · 1 not assessed

Where Athens is strong

  • Air-Quality & Climate Monitoring
  • Resilience & Climate Adaptation
  • Digital Government / e-Services
  • Data Governance, Privacy & Ethics
  • Digital Twin

Where the gaps are

  • Integrated Multimodal Mobility (MaaS)
  • Real-time Public Transit Intelligence
  • Citizen Engagement & Participation
  • Outcome Measurement & KPIs
  • Smart Energy & Buildings

Evidence highlights

Open Data by Default · Official open data portal

Athens has an official open data portal, indicated by the URL opendata.cityofathens.gr.

https://opendata.cityofathens.gr/

Pervasive IoT Sensing · Deployed sensor networks

Athens has deployed sensor networks for utilities and transportation. The Athens Water Supply and Sewerage Company (EYDAP) has an open data portal, and the Athens Urban Transport Organization (OASA) operates a telematics system, indicating the presence of u…

https://opendata.eydap.gr/

Pervasive IoT Sensing · Public real-time sensor feeds

Athens provides public real-time sensor feeds, as evidenced by the open data portal of the Athens Water Supply and Sewerage Company (EYDAP). Additionally, the Athens Urban Transport Organization (OASA) has a telematics portal, suggesting real-time data coll…

https://opendata.eydap.gr/

Digital Twin · 3D city model / digital twin

Athens is a pilot site for several digital twin initiatives, including the DUET project's "Athens Twin" and the IMPETUS project's "Digital Twin Attica", indicating the presence of a 3D city model or digital twin.

https://www.duet-project.eu/athens-twin/

About this assessment

Athens was assessed against the 82 criteria of the DC20 smart city framework on 2026-06-26 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 — see how smart cities are measured. Scores refresh continuously as cities publish new evidence.