// CITY_ASSESSMENT

How smart is Sofia?

Sofia scores 27.7% against the UN ISO-aligned smart city framework in 2026 — ranked #159 of 213 cities assessed, with every finding traceable to a public source.

Smart score

27.7%

Rank

#159 / 213

Criteria present

18 / 86

Evidence coverage

34.9%

Sofia's smart city score by area

Data, Digital & Smart Foundation44%

3 present · 1 partial · 4 absent · 7 not assessed

Mobility & Transport71%

5 present · 0 partial · 2 absent · 5 not assessed

Environment, Energy & Climate67%

2 present · 4 partial · 0 absent · 7 not assessed

Infrastructure, Water & Waste60%

2 present · 2 partial · 1 absent · 6 not assessed

Health, Education, Safety & Inclusion20%

1 present · 2 partial · 7 absent · 3 not assessed

Economy, Innovation & Employment75%

2 present · 2 partial · 0 absent · 4 not assessed

Governance, Resilience & Operating Model58%

3 present · 1 partial · 2 absent · 8 not assessed

Where Sofia is strong

  • Climate Adaptation & Heat
  • Public Transport & Real-Time Information
  • Innovation & Economic Development
  • Urban Data Platform & Digital Twin
  • Solid Waste & Circular Economy

Where the gaps are

  • Digital Government Services
  • Health & Digital Health
  • Public Safety & Emergency
  • Water & Sanitation
  • Education & Digital Skills

Evidence highlights

Urban Data Platform & Digital Twin · Live city data dashboard

Sofia has an open urban data platform that provides public access to city data across various categories such as urban planning, mobility, water, building stock, green system, education, climate, social services, biodiversity, and demography.

https://urbandata.sofia.bg/

Urban Data Platform & Digital Twin · Integrated urban data platform

Sofia operates an open urban data platform that integrates and provides access to city data across numerous categories, including urban planning, mobility, water, building stock, green systems, education, climate, social services, biodiversity, and demography.

https://urbandata.sofia.bg/

Public Transport & Real-Time Information · Public transport network

Sofia operates a comprehensive public transport network, including bus, trolleybus, tram, and metro services, managed by the municipal company Center for Urban Mobility.

https://www.govserv.org/BG/Unknown/198997223526446/%D0%A6%D0%B5%D0%BD%D1%82%D1%8A%D1%80-%D0%B7%D0%B0-%D0%B3%D1%80%D0%B0%D0%B4%D1%81%D0%BA%D0%B0-%D0%BC%D0%BE%D0%B1%D0%B8%D0%BB%D0%BD%D0%BE%D1%81%D1%82

Public Transport & Real-Time Information · Real-time arrivals (GTFS-RT)

The Center for Urban Mobility's schedule page includes properties for 'isVehicleLocations' and 'isTripUpdates', indicating the availability of real-time vehicle positions and arrival predictions.

https://thetimey.com/bg/blgariya/sofiya/tsentr-za-gradska-mobilnost/razpisaniya

About this assessment

Sofia was assessed against the 86 criteria of the UN ISO-aligned smart city framework on 2026-07-06 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.