D3 is a state road in western parts of

Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , map_caption = , capit ...

connecting

Rijeka Rijeka ( , , ; also known as Fiume hu, Fiume, it, Fiume ; local Chakavian: ''Reka''; german: Sankt Veit am Flaum; sl, Reka) is the principal seaport and the third-largest city in Croatia (after Zagreb and Split). It is located in Primor ...

on the

Adriatic The Adriatic Sea () is a body of water separating the Italian Peninsula from the Balkans, Balkan Peninsula. The Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) ...

coast to

Zagreb Zagreb ( , , , ) is the capital (political), capital and List of cities and towns in Croatia#List of cities and towns, largest city of Croatia. It is in the Northern Croatia, northwest of the country, along the Sava river, at the southern slop ...

Karlovac Karlovac () is a city in central Croatia. According to the 2011 census, its population was 55,705. Karlovac is the administrative centre of Karlovac County. The city is located on the Zagreb- Rijeka highway and railway line, south-west of Zagre ...

and

Varaždin ) , image_photo = , image_skyline = , image_flag = Flag of Varaždin.svg , flag_size = , image_seal = , seal_size = , image_shield = Grb_Grad ...

, as well as to

Goričan Goričan ( hu, Muracsány) is a municipality in Međimurje County, Croatia. Goričan is the only village belonging to the municipality. Its population in the 2011 census was 2,823. Of the entire population, 2,763 people identified themselves as Cr ...

border crossing to

Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia a ...

. Furthermore, the D3 road is used as a parallel road to a number of motorways in Croatia, namely the A4 motorway north of

, the

A1 motorway A1, A-1, A01 or A.1. may refer to: Education * A1, the Basic Language Certificate of the Common European Framework of Reference for Languages * Language A1, the former name for "Language A: literature", one of the IB Group 1 subjects * A1, a ...

between Zagreb and

Bosiljevo 2 interchange The Bosiljevo 2 interchange ( hr, Čvor Bosiljevo 2) is a trumpet interchange southwest of Karlovac, Croatia, near the eponymous village. The interchange is the northern terminus of the A6 motorway and it connects the A6 route to the A ...

south of

and finally the A6 motorway between Bosiljevo 2 interchange and

and it connects to nearly all motorway interchanges on that route either directly or via connecting roads. The road is long. The D3 state road is concurrent in parts of its route with other state roads, most notably the D1 between Zagreb and Karlovac, as well as some sections of the A4 (south of

Popovec Popovec is a village in Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , m ...

interchange) and the A3 (between

Ivanja Reka Ivanja Reka is a neighborhood located in the eastern part of the Peščenica - Žitnjak city district of Zagreb, Croatia. Its main thoroughfare is the Slavonska Avenue. The nearby Ivanja Reka interchange The Ivanja Reka interchange ( hr, Čvor ...

and

Lučko Lučko is a settlement in the Novi Zagreb - zapad district of the City of Zagreb, located south of the Sava and southwest of the city center. Lučko is located near the Lučko interchange that connects the A1 motorway, the Zagreb bypass and the ...

interchanges) motorways. The A3 and A4 motorway sections that are

concurrent Concurrent means happening at the same time. Concurrency, concurrent, or concurrence may refer to: Law * Concurrence, in jurisprudence, the need to prove both ''actus reus'' and ''mens rea'' * Concurring opinion (also called a "concurrence"), a ...

with the D3 state road are also a part of Zagreb bypass and are not tolled. The road, as well as all other state roads in Croatia, is managed and maintained by

Hrvatske ceste Hrvatske ceste (lit. ''Croatian roads'') is a Croatian state-owned company pursuant to provisions of the Croatian Public Roads Act ( hr, Zakon o javnim cestama enacted by the Parliament of the Republic of Croatia. The tasks of the company are def ...

, a state-owned company.

Traffic volume

Traffic is regularly counted and reported by

, operator of the road.

Road junctions and populated areas

Maps

Sources

{{State roads in Croatia D003 D003 D003 D003 D003 D003 D003