There are currently no operational narrow-gauge railway lines in Croatia. In some cities there are still metre-gauge tram networks.
Metre gauge Osijek–Donji Miholjac, 51 km, closed 1970.
Bosnian gauge Parenzana railway, Trieste (Italy) – Capodistria–Koper (Slovenia)–Parenzo (Poreč, Croatia). Dismantled, in formerly Italian territory. Single track, 122,88 km. Samoborček railway, Zagreb–Samobor via Podsused. Single track, 19 km. Later extended to Bregana, now dismantled. The former Steinbeis railway starting in Knin and crossed the border to Bosnia and Herzegovina, replaced with the standard-gauge "Unska pruga" route in 1948. railway, Split–Sinj, dismantled 1963 Railway from Gabela to Zelenika Branch: Uskoplje–Dubrovnik–Gruž
Decauville Raša (Štalije)–Mine, single track, ~ 7 km Plomin Luka to mine, single track, ~12 km
Metre-gauge trams Current Osijek tram system Zagreb Tramway Former Dubrovnik tram Opatija tram Trams in Pula Trams in Rijeka