Budapest is the capital and most populous city of Hungary. Budapest is widely known for its well-kept pre-war cityscape, with a great variety of streets and landmarks in classical architecture. The culture of Budapest is reflected by Budapest's size and variety. Most Hungarian cultural movements first emerged in the city. Budapest is an important center for music, film, theatre, dance and visual art. Artists have been drawn into the city by opportunity, as the city government funds the arts with adequate financial resources. Budapest was named "City of Design" in December 2015 and has been a member of UNESCO Creative Cities Network since then.

In Budapest there are forty theatres, seven concert halls and an opera house. Outdoor festivals, concerts and lectures enrich the cultural offer of summer, which are often held in historical buildings. The largest theatre facilities are the Budapest Operetta and Musical Theatre, the József Attila Theatre, the Katona József Theatre, the Madách Theatre, the Hungarian State Opera House, the National Theatre, the Vigadó Concert Hall, Radnóti Miklós Theatre, the Comedy Theatre and the Palace of Arts, known as MUPA. The Budapest Opera Ball is an annual Hungarian society event taking place in the building of the Budapest Opera (Operaház) on the last Saturday of the carnival season, usually late February.

Several annual festivals take place in Budapest. The Sziget Festival is one of the largest outdoor music festival in Europe. The Budapest Spring Festival includes concerts at several venues across the city. The Café Budapest Contemporary Arts Festival (formerly the Budapest Autumn Festival) brings free music, dance, art, and other cultural events to the streets of the city. The Budapest Wine Festival and Budapest Pálinka Festival, occurring each May, are gastronomy festivals focusing on culinary pleasures. The Budapest Pride (or Budapest Pride Film and Cultural Festival) occurs annually across the city, and usually involves a parade on the Andrássy Avenue. Other festivals include the Budapest Fringe Festival, which brings more than 500 artists in about 50 shows to produce a wide range of works in alternative theatre, dance, music and comedy outside the mainstream. The LOW Festival is a multidisciplinary contemporary cultural festival held in Hungary in the cities Budapest and Pécs from February until March; the name of the festival alludes to the Low Countries, the region encompassing the Netherlands and Flanders. The Budapest Jewish Summer Festival, in late August, is one of the largest in Europe.

There are many symphony orchestras in Budapest, with the Budapest Philharmonic Orchestra being the preeminent one. It was founded in 1853 by Ferenc Erkel and still presents regular concerts in the Hungarian State Opera House and National Theatre. Budapest also has one of the more active jazz scenes in Central Europe.

The dance tradition of the Carpathian Basin is a unique area of the European dance culture, which is also a special transition between the Balkans and Western Europe regions. The city is home to several authentic Hungarian folk dance ensembles which range from small ensembles to professional troupes. Budapest is one of the few cities in the world with a high school for learning folk dance.

Budapest is packed with museums and galleries. The city glories in 223 museums and galleries, which presents several memories, next to the Hungarian ones as well those of universal and European culture and science. Here are the greatest examples among them: the Hungarian National Museum, the Hungarian National Gallery, the Museum of Fine Arts (where can see the pictures of Hungarian painters, like Victor Vasarely, Mihály Munkácsy and a great collection about Italian art, Dutch art, Spanish art and British art from before the 19th century and French art, British art, German art, Austrian art after the 19th century), the House of Terror, the Budapest Historical Museum, the Aquincum Museum, the Memento Park, Museum of Applied Arts and the contemporary arts exhibition Palace of Arts Budapest. In Budapest there are 837 monuments, which represent the most of the European artistic style. The classical and unique Hungarian Art Nouveau buildings are prominent.

A lot of libraries have unique collections in Budapest, such as the National Széchényi Library, which keeps historical relics from the age before the printing of books. The Metropolitan Szabó Ervin Library plays an important role in the general education of the capital's population. Other libraries: The Library of the Hungarian Academy of Sciences, Eötvös University Library, the Parliamentary Library, Library of the Hungarian Central Statistical Office and the National Library of Foreign Literature.