The area of Vorarlberg is generally given as 2,601.67 km². However, excluding the area of the High Lake of Lake Constance, which according to the prevailing condominium theory in Austria and Germany is jointly administered by all riparian states under international law, the state area is only 2,596 km².
The country lies between Lake Constance and the Alpine Rhine in the west, the Lechtal Alps, the Arlberg and the Verwall Group in the east, the mountain ranges of the Rätikon and the Silvretta in the south and the Allgäu in the north. The mountains north of the Klostertal and the Arlberg are counted as part of the Northern Limestone Alps.
Tectonics
The country lies in the area of influence of several fracture zones caused by the drift of the African continental plate under the Eurasian continental plate. As a result, noticeable earthquakes occur time and again, both with epicentres in Vorarlberg and radiating in from abroad, especially from Switzerland. Such zones are located under the Rhine and Klostertal valleys, in the area of the Spullersee lake, as well as just below the earth's surface near Lech, and continue eastward into Tyrol in the Inntal shear zone. On average, every 30 years or so, there is a powerful quake causing minor damage to buildings in Vorarlberg. In 1965 there was a magnitude 4 quake near Dalaas, in 1992 one with magnitude 4.3 with epicentre near Feldkirch and in 1996 two similarly strong quakes under Lech and in 2016 one with M=3.6 under Klösterle. Most recently, two quakes with magnitudes of 3.9 each, felt as far away as Innsbruck and Basel, shook Vorarlberg in early 2018, originating from the Spullersee fault. Another quake from the Spullersee fault with M = 3.1 followed in April 2018. Vorarlberg is about 2⁄3 of the earthquake hazard zone 1, the western third near the Rhine valley is zone 2 ("isolated major building damage" possible).
Valley communities
The mountainous Vorarlberg is geographically structured mainly by the valleys and their rivers:
- The Rhine Valley with the Rhine and the Walgau with the Ill are the most populated areas.
Other valleys and their rivers are:
- the Montafon (Ill)
- the Klostertal (Alfenz)
- the Great Walser Valley (Lutz)
- the Brandnertal (Alvier)
- the Laternsertal (Frutz)
- the Leiblach valley (Leiblach)
- the Bregenzerwald (Bregenzer Ach)
- the Kleinwalsertal (Breitach)
- the Lechtal (Lech) in the Arlberg region
- the silver valley (Litz)
Metropolitan areas
Vorarlberg is divided into several metropolitan areas, which are mostly connected in terms of transport or planning. The most important of these metropolitan areas is the Rhine Valley, which runs from Bregenz to Feldkirch and which, with just under 240,000 inhabitants, is Vorarlberg's largest conurbation. This means that around two thirds of Vorarlberg's population is concentrated in this area in the far west of the state.
The second largest region is Walgau with around 48,000 inhabitants. Other regions are the Bregenzerwald, the Montafon, the Lake Constance region including the Leiblachtal and the Große Walsertal. The Kleinwalsertal valley is a special geographical feature, as it cannot be reached by road from Austria and is only accessible via Bavaria. Nevertheless, it belongs to the district of Bregenz as a "functional enclave".
Part of the Vorarlberg Rhine Valley and a small part of Walgau are also included in the national green zone.
Rivers and waters
Vorarlberg's main river is the Alpenrhein, which forms the state border with Switzerland along a long stretch. The Ill is the second most important river and flows through Montafon and Walgau before joining the Rhine at Meiningen. Other important watercourses are the Bregenzer Ach and the Dornbirner Ach, as they drain large parts of the mountains of the Bregenzerwald. From the Lechquellengebirge rises the Lech, which flows in a northeasterly direction to Tyrol.
The largest lake is Lake Constance, in which Vorarlberg has a share of a good 11 % (28 km) of the shore length. Other significant lakes are the Lünersee and the Kopsspeicher, however both are reservoirs of illwerke vkw.
Passports
Vorarlberg is connected to the rest of Austria in the east by three passes that are not or only conditionally passable all year round. These are the Arlberg, the Hochtannberg (actually connecting the Bregenzerachtal with the upper Lechtal) and the Bielerhöhe in the Silvretta (between the Montafon and the Paznauntal). The Flexenpass provides the connection between the upper Lechtal, the Klostertal and the Arlberg.
A pass that is not passable all year round is the Furkajoch, which connects the Rhine Valley via the Laternsertal with the inner Bregenzerwald (Damüls). Two other important inner Vorarlberg passes are the Bödele (Losenpass 1140 m) between Dornbirn or the Rhine Valley and the Bregenzerwald and the Faschinajoch, over which a state road leads from the Bregenzerwald into the Grosswalsertal and further into the Walgau.
Important mountains and mountain ranges
The highest mountain of Vorarlberg is the Piz Buin with 3312 m height. Other well-known mountains are:
- the Zimba (Rätikon)
- the Schesaplana (highest mountain of the Rätikon)
- the Rote Wand (Lechquellen mountains)
- the Three Towers (Montafon)
- the Three Sisters (near Frastanz/Feldkirch)
- the Diedamskopf and the Kanisfluh in Bregenzerwald
- the Große Widderstein (highest mountain of the Kleines Walsertal)
- the cart in Dornbirn
- the Pfänder in Bregenz
Probably the best known mountain massif is the Silvretta in the southeast of the country. Vorarlberg's largest glaciers are also located here. Another important mountain range is the Rätikon, which is also located in the south of the country on the border with Switzerland. The mountains drop steeply towards the north. In the Bregenzerwald, the mountain heights rise gradually towards the southeast up to 2650 m (Braunarlspitze). The well-known local mountain of the state capital, the Pfänder (1064 m) in the northwest of the state, rises more than 650 m above Lake Constance, but is still one of the lowest mountains in the state.
See also: List of three-thousand-metre peaks in Vorarlberg
Nature
In Vorarlberg there are a number of protected areas with different characteristics. Such areas usually serve to preserve and safeguard the beauty, uniqueness and diversity of the natural and cultural landscape. The requirements and regulations for the establishment of protected areas are correspondingly high. For example, a region to be protected may be characterised by its unspoilt nature, be home to animal and plant species worthy of protection, or contain rare minerals or fossils. Special scenic beauty" or the recreation of the population can also be important criteria. In some protected areas, (traditional) agricultural and forestry use, such as the extensive management of litter meadows and rough pastures, is a prerequisite for an award.
The areas are decided by decree of the Vorarlberg provincial government and, depending on the purpose and content of protection, are designated as nature reserves, European nature reserves, landscape protection areas, protected landscape areas, quiet zones, nature parks or biosphere parks.
In Vorarlberg there are the following protected areas
- 39 European protected areas with a total area of 24,132 ha (approx. 9.3 % of the state area)
- 25 nature reserves with a total area of 14,256 ha (approx. 5.5 % of the state area)
- 9 protected landscape areas with a total area of 4,388 ha (approx. 1.69 % of the state area)
- 3 landscape protection areas with a total area of 584 ha (approx. 0.3 % of the state area)
- 3 plant protection areas with a total area of 4,300 ha (approx. 1.6 % of the national area)
- 1 UNESCO Biosphere Park Großes Walsertal with a total area of 19,231 ha. The biosphere park is not completely enclosed as a nature reserve, but can be explored on numerous hiking and cycling trails. With the "Biosphärenpark Haus" a visitor centre was built as an educational facility and there are guided tours by the park rangers.
- 1 Nagelfluhkette Nature Park with a total area of 15,410 ha. This park is a large protected area between Allgäu and Bregenzerwald. This park also has a strong educational background and the rangers and nature park ambassadors are available for guided tours or workshops. In the information centre "AlpSeeHaus" all aspects of the Nagelfluhkette Nature Park are centrally presented to visitors.
Natural beauty and natural spectacles in Vorarlberg
Lake Lünersee (in 2019), Lake Körbersee (in 2017) and Lake Formarin (in 2015) were chosen by the TV audience and expert jury as the "most beautiful places in Austria" in the course of the TV programme "9 places, 9 treasures" of the Austrian Broadcasting Corporation.
The Zimba is one of the most famous climbing mountains in Vorarlberg with an altitude of 2643 m a.s.l. Since the shape of the mountain reminds of a horn from all sides, it is also called the Vorarlberg Matterhorn. The approaches to the climbs are not too difficult, but the climbs themselves should not be underestimated. The highest mountain is the Piz Buin in the Silvretta with 3312 m above sea level.
The Rheindelta nature reserve is the largest wetland on Lake Constance and is one of the most important breeding and resting areas for birds.
The moor landscapes near Krumbach/Bregenzerwald belong to the protected areas due to their special biodiversity and relevance for species and flood protection. They have been made accessible for (tourist) educational purposes with a hiking trail and can also be visited with a guide. The installed information stations and moor seats explain the geology and history of the moors.
One of the most spectacular natural spectacles in the Rhine Valley is the Ebnit Valley with the Rappenloch, Alploch, Schaufelschlucht gorges, the Staufensee reservoir, the Kirchle and the Gunzenach/Kobelach. The gorges can be reached via Dornbirn and are accessible from April to October, outside this time there is a risk of falling rocks.
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View from the Hohe Kugel in the direction of the Vorarlberg Rhine Valley and the Bregenz Forest
Political geography
See also: List of administrative districts of Vorarlberg and List of municipalities in Vorarlberg
The state is divided into four administrative districts of different sizes. These each bear the name of their capital. In decreasing order of area, these are Bludenz, Bregenz, Feldkirch and Dornbirn.
In addition to these administrative districts, there are the five judicial districts of Bezau, Bludenz, Bregenz, Dornbirn and Feldkirch. In general, the district courts located in the district capitals each cover the entire district. The district court of Bezau, which covers almost the entire Bregenzerwald as well as Kleinwalsertal, limits the area of the district court of Bregenz.
Vorarlberg is divided into 96 independent political municipalities consisting of a total of 107 cadastral municipalities. Five Vorarlberg municipalities have municipal law (Bludenz, Bregenz, Dornbirn, Feldkirch and Hohenems), a further twelve have been elevated to the status of market town.
The seat of the highest organs of the state, the Vorarlberg Parliament and the state government, is the state capital Bregenz. For the duration of extraordinary circumstances, the Governor of the Province could, according to the Provincial Constitution, order their relocation to another place in the territory of the Province.
Management structure
Political districts
| Political districts |
| Automotive | District | Inhabitants (as of 1 January 2021) | Area km² (as at 31 December 2019) | Density (p.e./km²) |
| BZ | Bludenz district | 064.368 | 1.287,64 | 050 |
| B | Bregenz district | 135.310 | 0863,36 | 157 |
| DO | District Dornbirn | 090.502 | 0172,36 | 525 |
| FK | District Feldkirch | 109.057 | 0278,31 | 392 |
| V | Vorarlberg | 399.237 | 2.601,67 | 153 |
Vorarlberg is divided into four political districts. These are arranged from north to south:
Although the cities of Bregenz, Dornbirn and Feldkirch would certainly have the required size, there are no statutory cities in Vorarlberg.
Neighbouring countries
Vorarlberg has a 321 km long national border, over which it is
Due to the peculiarity of international law, which is unique in Europe, that there are no jointly defined state borders outside the dump off the shore, i.e. in the so-called deep area of Lake Constance, the upper lake belongs jointly to all riparian states according to the condominium theory. Switzerland, however, lays territorial claim up to the middle of the lake and no claims beyond the middle of the lake.