Rome vs Zagreb
Rome and Zagreb are level on the TRAIL Index at 58. Rome grades better on 8 measures, Zagreb on 8; the same 37 measures from public sources for both.
Scores by each organisation's criteria
- TRAIL Index: Rome 58, Zagreb 58
- OECD: Rome 57, Zagreb 57
- UN Tourism: Rome 62, Zagreb 62
- UNDRR: Rome 58, Zagreb 56
Theme by theme
- Demand and seasonality: Rome 65, Zagreb 45
- Economy and jobs: Rome 83, Zagreb 67
- Climate and hazards: Rome 45, Zagreb 60
- Water and environment: Rome 50, Zagreb 69
- Community and housing: Rome 42, Zagreb 50
- Access and continuity: Rome 67, Zagreb 67
Where Rome is stronger
- Nights in the three busiest months: 35.4 % of annual nights (country figure) (World Economic Forum, TTDI 2026 (data: UN Tourism by United Nations World Tourism Organization), 2024, 2025 moving average). Between 35 and 40: grade 2/4.
- Recovery against 2019: 110.4 % of 2019 visitor nights reached in the latest full year (EBTL / Roma Capitale / ISTAT, 2024). At or above 110: grade 4/4.
- Average length of stay: 2.3 nights per visitor (Roma Capitale, Turismo, 2024 da record storico: 51,4 milioni di presenze (data from EBTL), 2024). Between 2.2 and 2.8: grade 2/4.
- Jobs in tourism industries: 9 % of employment in accommodation and food services (country figure) (World Economic Forum, TTDI 2026 (data: Travel & Tourism Economic Impact Research by World Travel & Tourism Council; Travel & Tourism by World Travel & Tourism Council), 2026). Between 8 and 12: grade 3/4.
- Income per head: 62,803 GDP per capita, USD PPP (country figure) (World Bank WDI, 2025). At or above 60,000: grade 4/4.
- Flood hazard: medium (region figure) (World Bank GFDRR ThinkHazard, current (retrieved 2026)). Grade 2/4.
- Rent growth: 6.5 % change in rents over the last 12 months (Idealista Ufficio Studi via SimplyBiz, 'Idealista: affitti, canoni ai massimi storici a Roma nel I trimestre 2026', Q1 2025–Q1 2026). Between 6 and 10: grade 2/4.
- Access redundancy: 4 independent ways in: international airport, intercity rail, port, motorway (metro figure) (Roma Capitale & Porti di Roma e del Lazio, 2024). At or above 4: grade 4/4.
Where Zagreb is stronger
- Extreme heat days: 0.6 days a year at or above 35°C (last 5 full years) (ERA5 reanalysis via Open-Meteo, 2021–2025). At or below 5: grade 4/4.
- Tropical nights: 15.6 nights a year with a minimum at or above 20°C (last 5 full years) (ERA5 reanalysis via Open-Meteo, 2021–2025). Between 10 and 30: grade 3/4.
- Water scarcity: low (region figure) (World Bank GFDRR ThinkHazard, current (retrieved 2026)). Grade 3/4.
- Municipal waste per resident: 455 kg per resident per year (Grad Zagreb, Plan gospodarenja otpadom Grada Zagreba za razdoblje do 2029. godine (citing MZOZT), 2022). Between 450 and 550: grade 2/4.
- Green space: 74 % of the urban area that is green or tree-covered (European Environment Agency (EEA) / Zagreb Tourist Board, 2022). At or above 40: grade 4/4.
- Tourism intensity: 3.6 visitor nights per resident per year (Turistička zajednica grada Zagreba (TZGZ) & Državni zavod za statistiku (DZS), 2025). At or below 5: grade 4/4.
- Short-let density: 1.1 short-term rental listings per 100 dwellings (AirDNA & Croatian Bureau of Statistics (DZS) 2021 Census, 2026). Between 1 and 2: grade 2/4.
- Travel advisory: 1 stricter of the US and Canadian government advisory for the country, 1 (normal precautions) to 4 (do not travel) (country figure) (US State Department and Government of Canada travel advisories, 2026-09-29). At or below 1: grade 4/4.
Country context (World Economic Forum)
- Italy: #10 of 110 in the WEF Travel & Tourism Development Index 2026
- Croatia: #46 of 110 in the WEF Travel & Tourism Development Index 2026
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