Sopron (German: ''Ödenburg'') was an administrative county (
comitatus
''Comitatus'' was in ancient times the Latin term for an armed escort or retinue. The term is used especially in the context of Germanic warrior culture for a warband tied to a leader by an oath of fealty and describes the relations between a lo ...
) of the
Kingdom of Hungary
The Kingdom of Hungary was a monarchy in Central Europe that existed for nearly a millennium, from the Middle Ages into the 20th century. The Principality of Hungary emerged as a Christian kingdom upon the coronation of the first king Stephe ...
. Its territory is now divided between
Austria
Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...
and
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, Croa ...
. The capital of the county was
Sopron
Sopron (; german: Ödenburg, ; sl, Šopron) is a city in Hungary on the Austrian border, near Lake Neusiedl/Lake Fertő.
History
Ancient times-13th century
When the area that is today Western Hungary was a province of the Roman Empire, a ...
.
Geography
Sopron county shared borders with the
Austria
Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...
n land Lower Austria and the Hungarian counties
Moson,
Győr
Győr ( , ; german: Raab, links=no; names in other languages) is the main city of northwest Hungary, the capital of Győr-Moson-Sopron County and Western Transdanubia region, and – halfway between Budapest and Vienna – situated on one of t ...
,
Veszprém
Veszprém (; german: Weißbrunn, sl, Belomost) is one of the oldest urban areas in Hungary, and a city with county rights. It lies approximately north of the Lake Balaton. It is the administrative center of the county ( comitatus or 'megye') o ...
and
Vas. The
Lake Neusiedl
Lake Neusiedl (german: Neusiedler See), or Fertő ( hu, Fertő (tó); hr, Nežidersko jezero, Niuzaljsko jezero; sl, Nežidersko jezero; sk, Neziderské jazero; cs, Neziderské jezero) is the largest endorheic lake in Central Europe, strad ...
(Hungarian: ''Fertő tó'', German: ''Neusiedler See'') lay in the county. Its area was about 3,256 km
2 around 1910.
History
The Sopron
comitatus
''Comitatus'' was in ancient times the Latin term for an armed escort or retinue. The term is used especially in the context of Germanic warrior culture for a warband tied to a leader by an oath of fealty and describes the relations between a lo ...
arose as one of the first comitati of the Kingdom of Hungary.
In 1920, by the
Treaty of Trianon
The Treaty of Trianon (french: Traité de Trianon, hu, Trianoni békeszerződés, it, Trattato del Trianon) was prepared at the Paris Peace Conference and was signed in the Grand Trianon château in Versailles on 4 June 1920. It formal ...
the western part of the county became part of
Austria
Austria, , bar, Östareich officially the Republic of Austria, is a country in the southern part of Central Europe, lying in the Eastern Alps. It is a federation of nine states, one of which is the capital, Vienna, the most populous ...
, while the eastern part became a part of Hungary. In 1921, it was decided by referendum that the city of
Sopron
Sopron (; german: Ödenburg, ; sl, Šopron) is a city in Hungary on the Austrian border, near Lake Neusiedl/Lake Fertő.
History
Ancient times-13th century
When the area that is today Western Hungary was a province of the Roman Empire, a ...
and eight surrounding settlements would join Hungary instead of Austria.

In 1950, Sopron county merged with Győr-Moson county to form Győr-Sopron county, while a small part of Sopron county went to
Vas county. The county was renamed to
Győr-Moson-Sopron county in 1990.
Demographics
1900
In 1900, the county had a population of 279,796 people and was composed of the following linguistic communities:
Total:
*
Hungarian: 136,616 (48.8%)
*
German
German(s) may refer to:
* Germany (of or related to)
**Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ger ...
: 109,369 (39.1%)
*
Croatian
Croatian may refer to:
* Croatia
*Croatian language
*Croatian people
*Croatians (demonym)
See also
*
*
* Croatan (disambiguation)
* Croatia (disambiguation)
* Croatoan (disambiguation)
* Hrvatski (disambiguation)
* Hrvatsko (disambiguation)
* S ...
: 31,317 (11.2%)
*
Slovak: 505 (0.2%)
*
Romanian
Romanian may refer to:
*anything of, from, or related to the country and nation of Romania
**Romanians, an ethnic group
**Romanian language, a Romance language
*** Romanian dialects, variants of the Romanian language
**Romanian cuisine, traditiona ...
: 22 (0.0%)
*
Serbian: 12 (0.0%)
*
Ruthenian: 4 (0.0%)
* Other or unknown: 1,951 (0.7%)
According to the census of 1900, the county was composed of the following religious communities:
Total:
*
Roman Catholic
Roman or Romans most often refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century BC to 5th century AD
*Roman people, the people of ancient Rome
*''Epistle to the Romans'', shortened to ''Romans'', a letter ...
: 235,390 (84.1%)
*
Lutheran
Lutheranism is one of the largest branches of Protestantism, identifying primarily with the theology of Martin Luther, the 16th-century German monk and Protestant Reformers, reformer whose efforts to reform the theology and practice of the Cathol ...
: 33,924 (12.1%)
*
Jewish
Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...
: 9,736 (3,5)
*
Calvinist
Calvinism (also called the Reformed Tradition, Reformed Protestantism, Reformed Christianity, or simply Reformed) is a major branch of Protestantism that follows the theological tradition and forms of Christian practice set down by John Ca ...
: 641 (0.2%)
*
Greek Catholic The term Greek Catholic Church can refer to a number of Eastern Catholic Churches following the Byzantine (Greek) liturgy, considered collectively or individually.
The terms Greek Catholic, Greek Catholic church or Byzantine Catholic, Byzantine Ca ...
: 53 (0.0%)
*
Greek Orthodox
The term Greek Orthodox Church (Greek: Ἑλληνορθόδοξη Ἐκκλησία, ''Ellinorthódoxi Ekklisía'', ) has two meanings. The broader meaning designates "the entire body of Orthodox (Chalcedonian) Christianity, sometimes also call ...
: 26 (0.0%)
*
Unitarian
Unitarian or Unitarianism may refer to:
Christian and Christian-derived theologies
A Unitarian is a follower of, or a member of an organisation that follows, any of several theologies referred to as Unitarianism:
* Unitarianism (1565–present ...
: 15 (0.0%)
* Other or unknown: 11 (0.0%)
1910

In 1910, the county had a population of 283,510 people and was composed of the following linguistic communities:
Total:
*
Hungarian: 141,011 (49.7%)
*
German
German(s) may refer to:
* Germany (of or related to)
**Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ger ...
: 109,160 (38.5%)
*
Croatian
Croatian may refer to:
* Croatia
*Croatian language
*Croatian people
*Croatians (demonym)
See also
*
*
* Croatan (disambiguation)
* Croatia (disambiguation)
* Croatoan (disambiguation)
* Hrvatski (disambiguation)
* Hrvatsko (disambiguation)
* S ...
: 31,004 (10.9%)
*
Slovak: 397 (0.1%)
*
Romanian
Romanian may refer to:
*anything of, from, or related to the country and nation of Romania
**Romanians, an ethnic group
**Romanian language, a Romance language
*** Romanian dialects, variants of the Romanian language
**Romanian cuisine, traditiona ...
: 33 (0.0%)
*
Serbian: 15 (0.0%)
*
Ruthenian: 4 (0.0%)
* Other or unknown: 1,886 (0.7%)
According to the census of 1910, the county was composed of the following religious communities:
Total:
* Roman Catholic: 239,578 (84.5%)
*
Lutheran
Lutheranism is one of the largest branches of Protestantism, identifying primarily with the theology of Martin Luther, the 16th-century German monk and Protestant Reformers, reformer whose efforts to reform the theology and practice of the Cathol ...
: 34,820 (12.3%)
*
Jewish
Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...
: 8,192 (2,9)
*
Calvinist
Calvinism (also called the Reformed Tradition, Reformed Protestantism, Reformed Christianity, or simply Reformed) is a major branch of Protestantism that follows the theological tradition and forms of Christian practice set down by John Ca ...
: 743 (0.3%)
*
Greek Catholic The term Greek Catholic Church can refer to a number of Eastern Catholic Churches following the Byzantine (Greek) liturgy, considered collectively or individually.
The terms Greek Catholic, Greek Catholic church or Byzantine Catholic, Byzantine Ca ...
: 93 (0.0%)
*
Greek Orthodox
The term Greek Orthodox Church (Greek: Ἑλληνορθόδοξη Ἐκκλησία, ''Ellinorthódoxi Ekklisía'', ) has two meanings. The broader meaning designates "the entire body of Orthodox (Chalcedonian) Christianity, sometimes also call ...
: 50 (0.0%)
*
Unitarian
Unitarian or Unitarianism may refer to:
Christian and Christian-derived theologies
A Unitarian is a follower of, or a member of an organisation that follows, any of several theologies referred to as Unitarianism:
* Unitarianism (1565–present ...
: 27 (0.0%)
* Other or unknown: 7 (0.0%)
Subdivisions

In the early 20th century, the subdivisions of Sopron county were:
Eisenstadt
Eisenstadt (; hu, Kismarton; hr, Željezni grad; ; sl, Železno, Austro-Bavarian: ''Eisnstod'') is a city in Austria, the state capital of Burgenland. It had a recorded population on 29 April 2021 of 15,074.
In the Habsburg Empire's Kingdom ...
,
Mattersburg
Mattersburg (; formerly ''Mattersdorf'', hu, Nagymarton, Croatian: ''Matrštof'') is a town in Burgenland, Austria. It is the administrative center of the District of Mattersburg and was home to former Bundesliga football team, SV Mattersburg.
...
,
Rust
Rust is an iron oxide, a usually reddish-brown oxide formed by the reaction of iron and oxygen in the catalytic presence of water or air moisture. Rust consists of hydrous iron(III) oxides (Fe2O3·nH2O) and iron(III) oxide-hydroxide (FeO(OH), ...
and
Oberpullendorf are now in Austria.
References
{{authority control
States and territories established in the 11th century
States and territories disestablished in 1920
States and territories disestablished in 1950
Counties in the Kingdom of Hungary
Győr-Moson-Sopron County
Sopron
Eisenstadt-Umgebung District
Eisenstadt
Mattersburg District
Oberpullendorf District
Vas County