
The Brenner Pass ( , shortly ; ) is a
mountain pass
A mountain pass is a navigable route through a mountain range or over a ridge. Since mountain ranges can present formidable barriers to travel, passes have played a key role in trade, war, and both Human migration, human and animal migration t ...
over the
Alps
The Alps () are some of the highest and most extensive mountain ranges in Europe, stretching approximately across eight Alpine countries (from west to east): Monaco, France, Switzerland, Italy, Liechtenstein, Germany, Austria and Slovenia.
...
which forms the
border between Italy
Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
and
Austria
Austria, formally the Republic of Austria, is a landlocked country in Central Europe, lying in the Eastern Alps. It is a federation of nine Federal states of Austria, states, of which the capital Vienna is the List of largest cities in Aust ...
. It is one of the
major passes of the Eastern Alpine range and has the lowest altitude among Alpine passes of the area.
Dairy cattle graze in alpine pastures throughout the summer in valleys beneath the pass and on the mountain slopes. At lower altitudes, farmers log pine trees, plant crops and harvest hay for winter fodder. Many of the high pastures are at an altitude of over ; a small number stand high in the mountains at around .
The central section of the Brenner Pass covers a four-lane motorway and railway tracks connecting
Bozen/Bolzano in the south and
Innsbruck
Innsbruck (; ) is the capital of Tyrol (federal state), Tyrol and the List of cities and towns in Austria, fifth-largest city in Austria. On the Inn (river), River Inn, at its junction with the Wipptal, Wipp Valley, which provides access to the ...
to the north. The village of Brenner consists of an outlet shopping centre (supermarkets and stores), fruit stores, restaurants, cafés, hotels and a gas station. It has a population of 400 to 600 ().
Etymology
Older, obsolete theories suggested a connection of the name ''Brenner'' with the ancient tribe of the
Breuni or the
Gaulish
Gaulish is an extinct Celtic languages, Celtic language spoken in parts of Continental Europe before and during the period of the Roman Empire. In the narrow sense, Gaulish was the language of the Celts of Gaul (now France, Luxembourg, Belgium, ...
chieftain
Brennus, but since the pass name appears for the first time only in the 14th century, a more recent etymology is far more likely.
"Prenner'' was originally the name of a nearby farm, which was named after its former owner. The farm of a certain ''Prennerius'' is mentioned in documents in 1288; a certain ''Chunradus Prenner de Mittenwalde'' is mentioned in 1299. The German word ''Prenner'' probably refers to somebody who uses
slash-and-burn
Slash-and-burn agriculture is a form of shifting cultivation that involves the cutting and burning of plants in a forest or woodland to create a Field (agriculture), field called a swidden. The method begins by cutting down the trees and woody p ...
techniques for land clearing. A name for the pass itself appears for the first time in 1328 as ''ob dem Prenner'' (German for ''above the Prenner'').
History
Roman Empire

The
Romans regularised the mountain pass at Brenner, which had already been under frequent use during the prehistoric eras since the most recent Ice Age. The Brenner Pass, however, was not the first trans-Alpine Roman road to become regularised under the Roman Empire.
The first Roman road to cross the Alpine range,
Via Claudia Augusta
The Via Claudia Augusta is an ancient Roman road, which linked the valley of the Po River with Rhaetia (encompassing parts of modern Eastern Switzerland, Northern Italy, Western Austria, Southern Germany and all of Liechtenstein) across the Alp ...
, connected
Verona
Verona ( ; ; or ) is a city on the Adige, River Adige in Veneto, Italy, with 255,131 inhabitants. It is one of the seven provincial capitals of the region, and is the largest city Comune, municipality in the region and in Northeast Italy, nor ...
in northern Italy with
Augusta Vindelicorum
Augsburg ( , ; ; ) is a city in the Bavarian part of Swabia, Germany, around west of the Bavarian capital Munich. It is a university town and the regional seat of the Swabia with a well preserved Altstadt (historical city centre). Augsburg ...
(modern-day
Augsburg
Augsburg ( , ; ; ) is a city in the Bavaria, Bavarian part of Swabia, Germany, around west of the Bavarian capital Munich. It is a College town, university town and the regional seat of the Swabia (administrative region), Swabia with a well ...
) in the Roman province of
Raetia
Raetia or Rhaetia ( , ) was a province of the Roman Empire named after the Rhaetian people. It bordered on the west with the country of the Helvetii, on the east with Noricum, on the north with Vindelicia, on the south-west with Transalpine ...
. Via Augusta was completed in 46–47 AD; the route took its course along the
Adige valley to the neighbouring
Reschen Pass
Reschen Pass (, ; ) is a mountain pass across the main chain of the Alps, connecting the Upper Inn Valley in the northwest with the Vinschgau region in the southeast. Since 1919, the border between South Tyrol, Italy and Tyrol, Austria has app ...
(west of the Brenner Pass), then descended into the
Inn valley before rising to
Fern Pass towards Augsburg.
The Roman road that physically crossed over the Brenner Pass did not exist until the 2nd century AD. It took the "eastern" route through the
Puster Valley
The Puster Valley ( ; , ) is one of the largest longitudinal valleys in the Alps that runs in an east-west direction between Lienz in East Tyrol, Austria, and Mühlbach near Brixen in South Tyrol, Italy. The South Tyrolean municipalities of th ...
and descended into Veldidena (modern-day
Wilten
Innsbruck (; ) is the capital of Tyrol (federal state), Tyrol and the List of cities and towns in Austria, fifth-largest city in Austria. On the Inn (river), River Inn, at its junction with the Wipptal, Wipp Valley, which provides access to the ...
), where it crossed the
Inn and into
Zirl and arrived at Augsburg via
Füssen
Füssen () is a Town#Germany, town in Bavaria, Germany, in the district of Ostallgäu, situated one kilometre from the Austrian border. The town is known for violin manufacturing and as the closest transportation hub for the Neuschwanstein and Sc ...
.
The
Alamanni
The Alemanni or Alamanni were a confederation of Germanic tribes
*
*
*
on the Upper Rhine River during the first millennium. First mentioned by Cassius Dio in the context of the campaign of Roman emperor Caracalla of 213 CE, the Alemanni c ...
(Germanic tribe) crossed the Brenner Pass southward into modern-day Italy in 268 AD, but they were stopped in November of that year at the
Battle of Lake Benacus. The Romans kept control over the mountain pass until the end of their empire in the 5th century.
Holy Roman Empire
During the
High Middle Ages
The High Middle Ages, or High Medieval Period, was the periodization, period of European history between and ; it was preceded by the Early Middle Ages and followed by the Late Middle Ages, which ended according to historiographical convention ...
, Brenner Pass was a part of the important ''
Via Imperii
Via Imperii (Imperial Road) was one of the most important of a class of roads known collectively as imperial roads (') of the Holy Roman Empire. This old trade route ran in a south–north direction from Venice on the Adriatic Sea and Verona i ...
'', an
imperial road
In medieval times, imperial roads () were designated routes in the Holy Roman Empire that afforded protection to travellers in return for tolls collected for the emperor.
The ''Reichsstraßen'' came under royal jurisdiction ('' Königsbann'') a ...
linking the
Kingdom of Germany
The Kingdom of Germany or German Kingdom ( 'kingdom of the Germans', 'German kingdom', "kingdom of Germany", ) was the mostly Germanic language-speaking East Frankish kingdom, which was formed by the Treaty of Verdun in 843. The king was elec ...
north of the Alps with the Italian
March of Verona
March is the third month of the year in both the Julian and Gregorian calendars. Its length is 31 days. In the Northern Hemisphere, the meteorological beginning of spring occurs on the first day of March. The March equinox on the 20 or 21 ...
. In the
Carolingian
The Carolingian dynasty ( ; known variously as the Carlovingians, Carolingus, Carolings, Karolinger or Karlings) was a Frankish noble family named after Charles Martel and his grandson Charlemagne, descendants of the Arnulfing and Pippinid c ...
''Divisio Regnorum'' of 806, the Brenner region was called ''per alpes Noricas'', the transit through the
Noric Alps. From the 12th century, the Brenner Pass was controlled by the
Counts of Tyrol within the
Holy Roman Empire
The Holy Roman Empire, also known as the Holy Roman Empire of the German Nation after 1512, was a polity in Central and Western Europe, usually headed by the Holy Roman Emperor. It developed in the Early Middle Ages, and lasted for a millennium ...
. Emperor
Frederick Barbarossa
Frederick Barbarossa (December 1122 – 10 June 1190), also known as Frederick I (; ), was the Holy Roman Emperor from 1155 until his death in 1190. He was elected King of Germany in Frankfurt on 4 March 1152 and crowned in Aachen on 9 March 115 ...
made frequent use of the Brenner Pass to cross the Alps during his imperial expeditions into
Italy
Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
. The 12th-century Brenner Pass accommodated mule trains and carts.
Modernisation of the Brenner Pass started in 1777, when a carriage road was laid out at the behest of Empress
Maria Theresa
Maria Theresa (Maria Theresia Walburga Amalia Christina; 13 May 1717 – 29 November 1780) was the ruler of the Habsburg monarchy from 1740 until her death in 1780, and the only woman to hold the position suo jure, in her own right. She was the ...
.
Austrian Empire
Modernisation further took place under the
Austrian Empire
The Austrian Empire, officially known as the Empire of Austria, was a Multinational state, multinational European Great Powers, great power from 1804 to 1867, created by proclamation out of the Habsburg monarchy, realms of the Habsburgs. Duri ...
and the
Brenner Railway, which was completed in stages from 1853 to 1867. It became the first trans-Alpine railway without a major tunnel and at high altitude (crossing the Brenner Pass at 1,371 m). Completion of the railway enabled the Austrians to move their troops more efficiently; they had hoped to secure their territories of
Venetia and
Lombardy
The Lombardy Region (; ) is an administrative regions of Italy, region of Italy that covers ; it is located in northern Italy and has a population of about 10 million people, constituting more than one-sixth of Italy's population. Lombardy is ...
(south of the Alps), but lost them to Italy following the
Second Italian War of Independence
The Second Italian War of Independence, also called the Sardinian War, the Austro-Sardinian War, the Franco-Austrian War, or the Italian War of 1859 (Italian: ''Seconda guerra d'indipendenza italiana''; German: ''Sardinischer Krieg''; French: ...
in 1859 and
Austro-Prussian War
The Austro-Prussian War (German: ''Preußisch-Österreichischer Krieg''), also known by many other names,Seven Weeks' War, German Civil War, Second War of Unification, Brothers War or Fraternal War, known in Germany as ("German War"), ''Deutsc ...
in 1866.
Recent history
At the end of
World War I
World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
in 1918, the control of the Brenner Pass became shared between Italy and Austria under the
Treaty of Saint-Germain-en-Laye (1919)
The Treaty of Saint-Germain-en-Laye () was signed on 10 September 1919 by the victorious Allies of World War I on the one hand and by the Republic of German-Austria on the other. Like the Treaty of Trianon with Kingdom of Hungary (1920–1946 ...
. The
Treaty of London (1915) secretly awarded Italy the territories south of the Brenner Pass for supporting the Entente Powers. Welschtirol/Trentino, along with the southern part of the
County of Tyrol
The (Princely) County of Tyrol was an Imperial State, estate of the Holy Roman Empire established about 1140. After 1253, it was ruled by the House of Gorizia and from 1363 by the House of Habsburg. In 1804, the County of Tyrol, unified with th ...
(now
South Tyrol
South Tyrol ( , ; ; ), officially the Autonomous Province of Bolzano – South Tyrol, is an autonomous administrative division, autonomous provinces of Italy, province in northern Italy. Together with Trentino, South Tyrol forms the autonomo ...
), was transferred to Italy, and Italian troops occupied Tyrol and arrived at the Brenner Pass in 1919 to 20.

During
World War II
World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
,
Adolf Hitler
Adolf Hitler (20 April 1889 – 30 April 1945) was an Austrian-born German politician who was the dictator of Nazi Germany from 1933 until Death of Adolf Hitler, his suicide in 1945. Adolf Hitler's rise to power, He rose to power as the lea ...
and
Benito Mussolini
Benito Amilcare Andrea Mussolini (29 July 188328 April 1945) was an Italian politician and journalist who, upon assuming office as Prime Minister of Italy, Prime Minister, became the dictator of Fascist Italy from the March on Rome in 1922 un ...
met at the Brenner Pass to celebrate their
Pact of Steel
The Pact of Steel (, ), formally known as the Pact of Friendship and Alliance between Germany and Italy (, ), was a military and political alliance between Germany and Italy, signed in 1939.
The pact was initially drafted as a tripartite milita ...
on 18 March 1940. Later, in 1943, following the
Italian armistice with the Allies, the Brenner Pass
was annexed by
Nazi Germany
Nazi Germany, officially known as the German Reich and later the Greater German Reich, was the German Reich, German state between 1933 and 1945, when Adolf Hitler and the Nazi Party controlled the country, transforming it into a Totalit ...
, shifting the border with the
Italian Social Republic
The Italian Social Republic (, ; RSI; , ), known prior to December 1943 as the National Republican State of Italy (; SNRI), but more popularly known as the Republic of Salò (, ), was a List of World War II puppet states#Germany, German puppe ...
, the Nazi puppet state headed by Mussolini, much further south. In 1945, the area was occupied by the
US Army
The United States Army (USA) is the primary land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of the United Stat ...
and returned to Italy after the end of the war. The Brenner Pass was part of the
ratlines that were used by senior Nazis fleeing the allies after the German surrender in 1945.
Following World War II, the pass once again formed the border between Italy and the newly independent Republic of Austria, and maintained its importance as a key trade route. On 1 January 1995 the
Schengen Agreement
The Schengen Agreement ( , ) is a treaty which led to the creation of Europe's Schengen Area, in which internal border checks have largely been abolished. It was signed on 14 June 1985, near the town of Schengen, Luxembourg, by five of the t ...
entered into force in Austria, a treaty Italy ratified on 26 October. As a consequence, border checks were abolished in the Brenner Pass for goods and people between the two countries. On 19 November 1995 the border barrier between Italy and Austria at Brenner was officially abolished, with a commemoration attended by Austrian Minister of the Interior Karl Schlögl, Italian Minister of the Interior
Giorgio Napolitano
Giorgio Napolitano (; 29 June 1925 – 22 September 2023) was an Italian politician who served as President of Italy from 2006 to 2015, the first to be re-elected to the office. In office for 8 years and 244 days, he was the longest-serving pre ...
, and the governors of
Innsbruck
Innsbruck (; ) is the capital of Tyrol (federal state), Tyrol and the List of cities and towns in Austria, fifth-largest city in Austria. On the Inn (river), River Inn, at its junction with the Wipptal, Wipp Valley, which provides access to the ...
and
Bolzano
Bolzano ( ; ; or ) is the capital city of South Tyrol (officially the province of Bolzano), Northern Italy. With a population of 108,245, Bolzano is also by far the largest city in South Tyrol and the third largest in historical Tyrol. The ...
.
Motorway
The motorway
E45 (European designation; in Italy
A22, in Austria the
A13),
Brenner Autobahn/Autostrada del Brennero, begins in
Innsbruck
Innsbruck (; ) is the capital of Tyrol (federal state), Tyrol and the List of cities and towns in Austria, fifth-largest city in Austria. On the Inn (river), River Inn, at its junction with the Wipptal, Wipp Valley, which provides access to the ...
, runs through the Brenner Pass,
Bozen/Bolzano,
Verona
Verona ( ; ; or ) is a city on the Adige, River Adige in Veneto, Italy, with 255,131 inhabitants. It is one of the seven provincial capitals of the region, and is the largest city Comune, municipality in the region and in Northeast Italy, nor ...
and finishes outside
Modena
Modena (, ; ; ; ; ) is a city and ''comune'' (municipality) on the south side of the Po Valley, in the Province of Modena, in the Emilia-Romagna region of northern Italy. It has 184,739 inhabitants as of 2025.
A town, and seat of an archbis ...
. It is one of the most important routes of north–south connections in Europe.
After the signing of the
Schengen Agreement
The Schengen Agreement ( , ) is a treaty which led to the creation of Europe's Schengen Area, in which internal border checks have largely been abolished. It was signed on 14 June 1985, near the town of Schengen, Luxembourg, by five of the t ...
in 1992 and Austria's subsequent entry into the
European Union
The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are Geography of the European Union, located primarily in Europe. The u ...
in 1995, customs and immigration posts at the Brenner Pass were removed in 1997. However, Austria reinstituted border checks in 2015 as a response to the
European migrant crisis
The 2015 European migrant crisis was a period of significantly increased movement of refugees and Human migration, migrants into Europe, mostly from the Middle East. An estimated 1.3 million people came to the continent to request Right of asyl ...
. In April 2016, Austria announced it would build a 370-meter long fence at the Pass but clarify that "it would be used only to "channel" people and was not a barrier."
The
Europabrücke
__NOTOC__
The Europa Bridge or Bridge of Europe (''Europabrücke'') is a bridge carrying the A13 Brenner Autobahn (and European route E45) over the Wipp valley just south of Innsbruck, Tyrol, Austria. The bridge spans the Sill River, and f ...
(''Europe Bridge''), located roughly halfway between
Innsbruck
Innsbruck (; ) is the capital of Tyrol (federal state), Tyrol and the List of cities and towns in Austria, fifth-largest city in Austria. On the Inn (river), River Inn, at its junction with the Wipptal, Wipp Valley, which provides access to the ...
and the Brenner Pass, is a large concrete bridge carrying the six-lane
Brenner Autobahn over the valley of
Sill River (Wipptal). At a height of and span of , the bridge was celebrated as a masterpiece of engineering upon its completion in 1963. It is a site where bungee-jumping from the bridge has become a popular tourist attraction.
The ever-increasing freight and leisure traffic, however, has been causing long
traffic jams at busy times even without border enforcements. The Brenner Pass is the only major mountain pass within the area; other nearby alternatives are footpaths across higher mountains at an altitude of above . As a result, air and
noise pollution
Noise pollution, or sound pollution, is the propagation of noise or sound with potential harmful effects on humans and animals. The source of outdoor noise worldwide is mainly caused by machines, transport and propagation systems.Senate Publi ...
have generated heavy debate in regional and European politics. , about 1.8 million trucks crossed the Europa Bridge per year.
Railway
In order to ease the road traffic, there are plans to upgrade the
Brenner Railway from Verona to Innsbruck with a series of tunnels, including the
Brenner Base Tunnel underneath Brenner. The official groundbreaking of the tunnel took place in 2006 (with survey tunnels drilled in the same year), but substantial work did not begin until 2011. Funding issues have delayed the tunnel's scheduled date of completion from 2022 to no earlier than 2032.
See also
*
List of highest paved roads in Europe
This is a list of the highest paved roads in Europe. It includes roads that are at least long and whose culminating point is at least above sea level. This height approximately corresponds to that of the highest settlements in Europe and to th ...
*
List of mountain passes
This is a list of mountain passes.
Africa Egypt
* Halfaya Pass (near Libya)
Lesotho
* Moteng Pass
* Mahlasela pass
* Sani Pass
Morocco
* Tizi n'Tichka
South Africa
* Eastern Cape Passes
* Western Cape Passes
* Northern Cape Passes
* K ...
*
Principal passes of the Alps
References
External links
*
Webcam Brenner Pass
{{Authority control
Austria–Italy border crossings
Mountain passes of South Tyrol
Mountain passes of the Alps
Mountain passes of Tyrol (federal state)
Rhaetian Alps
International transport in Europe