Kløcker's House - Arendal Museum

Trinity Church (Norwegian: Trefoldighetskirken) is a parish church of the Church of Norway in Arendal Municipality in Agder county, Norway. It is located in the central part of the town of Arendal. It is the church for the Trefoldighet parish. It is also the seat of the Arendal prosti (deanery) in the Diocese of Agder og Telemark. The red, brick, neo-Gothic church was built in a cruciform basilica design in 1888 using plans drawn up by the architect Christian Fürst. The church seats about 850 people.

Arendal (Urban East Norwegian pronunciation: [ˈɑ̂ːɳɖɑːɫ] ) is a municipality in Agder county in southeastern Norway. Arendal belongs to the region of Sørlandet. The administrative centre of the municipality is the city of Arendal (which is also the seat of Agder county). Some of the notable villages in Arendal include Rykene, Eydehavn, Færvik, Strengereid, Kongshavn, Kilsund, Brattekleiv, Torsbudalen, Longum, Saltrød, Staubø, Vrengen, and Kolbjørnsvik. The offices of UNEP/GRID-Arendal are also located in the city of Arendal.The 270-square-kilometre (100 sq mi) municipality is the 273rd largest by area out of the 356 municipalities in Norway. Arendal is the 24th most populous municipality in Norway with a population of 45,891. The municipality's population density is 179.9 inhabitants per square kilometre (466/sq mi) and its population has increased by 5.9% over the previous 10-year period.

Arendal (Urban East Norwegian pronunciation: [ˈɑ̂ːɳɖɑːɫ] ) is a city in Agder county, Norway. The city is the administrative centre of the municipality of Arendal and the seat of the County Governor of Agder. The city also includes a small area in the neighbouring municipality of Grimstad as well. In Norway, Arendal is considered a by which can be translated as either a "town" or "city" in English. The 27.14-square-kilometre (6,710-acre) city has a population (2019) of 37,815 and a population density of 1,393 inhabitants per square kilometre (3,610/sq mi). The city does cross municipal boundaries due to its growth over the years. In 2019, 0.09 square kilometres (22 acres) of the city with 112 residents were located in neighbouring Grimstad municipality. This area was mostly north of the Fevik area in Grimstad, south of the city centre.The offices of UNEP/GRID-Arendal are located in the town of Arendal. There are several churches in the city of Arendal including Trinity Church, Bjorbekk Church, Barbu Church and Stokken Church.

Arendal Airport, Rådhuskaien (Norwegian: Arendal flyvehavn, Rådhuskaien) was a water aerodrome in Arendal, Norway, which operated between 1935 and 1939. Situated at Rådhuskaien, it served the scheduled coastal seaplane service operated by Norwegian Air Lines.

Arendal Town hall (Norwegian: Arendal rådhus og kulturhus) is located in the middle of downtown Arendal, Norway. The building's two theater halls have been given names from the two lighthouses outside Arendal, Store Torungen Lighthouse and Lille Torungen Lighthouse. Central to the building is a large hall, and surrounding this hall are communal offices. In front of the Town hall lies Sam Eydes plass, and surrounding the block are bus and taxi stops. The building is designed by the architect company LPO Arkitektur & Design AS in Oslo. The building's largest theater and concert hall, Store Torungen, has 700 seats. The chairs can be pushed back into the rear wall, which gives place to 1300 standing people. A smaller hall, Lille Torungen, has 150 seats.

Aust-Agder County Municipality (Norwegian: Aust-Agder fylkeskommune) was the regional governing administration of the old Aust-Agder county in Norway. The county municipality was established on 1 January 1976 when the law was changed to allow elected county councils in Norway. The county municipality was dissolved on 1 January 2020, when Aust-Agder was merged with the neighboring Vest-Agder county, creating the new Agder county which is led by the Agder County Municipality. The main responsibilities of the county municipality included the running of eight upper secondary schools with about 4,500 pupils. It was also in charge of county-wide regional planning, county roads, public transport, dental care, culture, and cultural heritage. The administrative centre of the county is the town of Arendal. Stein Ytterdahl was the last County Governor of Aust-Agder (from 2016 until its dissolution in 2020, there was one county governor for both Aust-Agder and Vest-Agder counties). The Governor was the representative of the King and Government of Norway in the county, functioning as the connection between the state and the municipalities.

Arendal Station (Norwegian: Arendal stasjon) is the terminus railway station of the Arendal Line, located in Arendal, Norway. The station opened on 23 November 1908 and is served by the Go-Ahead Norge.

The Grimstad Line (Norwegian: Grimstadbanen) was a 22-kilometer (14 mi) long railway line between Grimstad and Rise in Norway. The line was a branch of the Arendal Line, which is in turn a branch of the Sørland Line. Opened as the Grimstad–Froland Line on 14 September 1907, it was originally a private railway. The line was nationalized and taken over by the Norwegian State Railways in 1912. The railway was originally built with 1,067 mm (3 ft 6 in) narrow gauge, but was converted to standard gauge in 1936. Because of the cumbersome transfers, the line had few passenger and little freight. It was closed and demolished in 1961.

Kolbjørnsvik is a village in Arendal municipality in Agder county, Norway. The village is located on the northern part of the island of Hisøya, across the harbour from the town of Arendal. The village of His and the Hisøy Church lie about 2 kilometres (1.2 mi) south of Kolbjørnsvik. The former municipality of Hisøy had its municipal government located in this village. Today, the village is considered to be part of the town of Arendal, so separate population statistics are not kept.

Aust-Agder District Court (Norwegian: Aust-Agder tingrett) was a district court in Agder county, Norway. The court was based in the town of Arendal. The court existed from 2004 until 2021. It had jurisdiction over the eastern part of the county which included the municipalities of Grimstad, Arendal, Froland, Åmli, Tvedestrand, Vegarshei, Risør, and Gjerstad. Cases from this court could be appealed to Agder Court of Appeal.The court was a court of first instance. Its judicial duties were mainly to settle criminal cases and to resolve civil litigation as well as bankruptcy. The administration and registration tasks of the court included death registration, issuing certain certificates, performing duties of a notary public, and officiating civil wedding ceremonies. Cases from this court were heard by a combination of professional judges and lay judges.

Nedenes District Court (Norwegian: Nedenes tingrett) was a district court in Aust-Agder county, Norway. The court was based in the town of Arendal. The court existed from 1852 until 2004. It had jurisdiction over the municipalities of Arendal, Froland and Åmli. Cases from this court could be appealed to Agder Court of Appeal. The court was a court of first instance. Its judicial duties were mainly to settle criminal cases and to resolve civil litigation as well as bankruptcy. The administration and registration tasks of the court included death registration, issuing certain certificates, performing duties of a notary public, and officiating civil wedding ceremonies. Cases from this court were heard by a combination of professional judges and lay judges.

Barbu Church (Norwegian: Barbu kirke) is a parish church of the Church of Norway in Arendal Municipality in Agder county, Norway. It is located in the Barbu area of the town of Arendal. It is the church for the Barbu parish which is part of the Arendal prosti (deanery) in the Diocese of Agder og Telemark. The brown, brick church was built in a long church design in 1880 using plans drawn up by the architect Jacob Wilhelm Nordan. The church seats about 500 people.