// CITY_ASSESSMENT
How smart is Cardiff?
Cardiff, United Kingdom, scores 56.8% against the DC20 smart city framework in 2026 — ranked #85 of 213 cities assessed, with every finding traceable to a public source.
Smart score
56.8%
Rank
#85 / 213
Criteria present
39 / 82
Evidence coverage
65.9%
Cardiff's smart city score by area
6 present · 6 partial · 4 absent · 5 not assessed
9 present · 5 partial · 1 absent · 1 not assessed
10 present · 1 partial · 2 absent · 4 not assessed
8 present · 2 partial · 8 absent · 2 not assessed
6 present · 1 partial · 1 absent
Where Cardiff is strong
- ▸EV & Active-Travel Infrastructure
- ▸Innovation Ecosystem
- ▸Smart Water & Waste
- ▸Air-Quality & Climate Monitoring
- ▸Resilience & Climate Adaptation
Where the gaps are
- ▸City Data Platform / Urban Data Exchange
- ▸Digital Twin
- ▸Interoperability & Open Standards
- ▸Digital Inclusion & Literacy
- ▸Smart Energy & Buildings
Evidence highlights
Open Data by Default · Official open data portal
Cardiff Council maintains an official "Open data" page on its website, providing links to various datasets.
https://www.cardiff.gov.uk/ENG/Your-Council/Data-protection-and-freedom-of-information/Open-data/Pages/index.aspxOpen Data by Default · Open licensing & terms
Cardiff Council's open data page states that some datasets are available under the Open Government Licence.
https://www.cardiff.gov.uk/ENG/Your-Council/Data-protection-and-freedom-of-information/Open-data/Pages/index.aspxOpen Data by Default · High-value dataset coverage
Cardiff Council provides datasets covering several high-value categories, including Planning, Highways (transport), Finance (budget/spend), and Property (geospatial/planning related).
https://www.cardiff.gov.uk/ENG/Your-Council/Data-protection-and-freedom-of-information/Open-data/Pages/index.aspxPervasive IoT Sensing · Deployed sensor networks
Cardiff has deployed sensor networks, including data logging for water utility services and a general data hub for the city.
https://www.dwrcymru.com/en/business/our-services/efficiency-services/data-loggingAbout this assessment
Cardiff was assessed against the 82 criteria of the DC20 smart city framework on 2026-07-01 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.