Infrastructure and capital

In this section we offer global statistical information on transport infrastructures in Spain, data on rolling stock, and investments in technology and innovation.

Graph of the evolution of investment in public transport infrastructure. Total investments. The content of the image is in Spanish. Chart content in Spanish

Evolution of investment in publicly owned transport infrastructure by mode of transport. Of the total number of administrations in the years 2000 to 2019.

Relevant information

Basic infrastructure


In 2019, the length of the road network in Spain reached 165.443 kilometres, of which 17,377 kilometres corresponded to high-capacity roads.


15.519 kilometres made up the ADIF and ADIF-AV rail infrastructure network in 2020, of which 9,883 kilometres were electrified.


46 airports and 2 heliports make up the Aena network, with 149,452 metres of expansion in 2020.


In 2020, the State-owned Port System was made up of 28 Port Authorities, which managed 384,579 linear metres of quays.

Rolling stock


In 2019, the national vehicle fleet consisted of 34.434.791 vehicles, of which 134.898 were authorised for passenger transport and 488.649 for freight transport.

Technological capital

R&D and innovation

Companies in the transport and storage sector invested 77 million euros in R&D in 2019.