National Level Data
International Road Federation transport database. Global, covers most countries in the world. Provides data on transport infrastructure and transport services. (detailed data not free)
International Transport Forum. Different types of data on passenger and freight data mostly for OECD countries. (some of detailed data not free)
International Energy Agency: Transport Energy and CO2. Large collection of data related to transport, energy and climate change, mostly aggregated at regional level. See also IEA’s World Energy Outlook for country level data (detailed on-line data not free)
UN-ESCAP transport database. The objective of the Statistical Abstract of Transport in Asia and the Pacific is to facilitate exchange of transport-related data in the UNESCAP region. It consists of tables containing data for 1980-2009 and which are organized alternatively by theme/sector or country/subregion. An analysis of these data is published once every two years in the form of the publication Review of developments in transport in Asia and the Pacific.
Statistical Yearbook for Latin America and the Caribbean. Selected transport statistics for Latin America and the Caribbean.
Sustainable National Travel Data Program Study. The report, How We Travel: A Sustainable National Program for Travel Data, by the Transportation Research Board assesses the current state of travel data, including a review of transportation-related data collected by federal, state, and local government agencies and private organizations in the USA. It defines an achievable and sustainable travel data system needed to support better transport decision making.