Nedenes District Court

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.

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 (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.

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.

Sørlandet Hospital Arendal is one of the three regional hospitals in Hospital of Southern Norway (trust). The hospital is located on Kloppene in Arendal, Aust-Agder County in Norway. There are receipts for acute somatic disorders and surgery. There are also maternity clinic, psychiatric inpatient treatment, substance abuse and addiction treatment, and a clinic for mental health (psychiatry) and addiction treatment for adults. There is also a separate department for child- and adolescent psychiatry. (BUP). . There is an ambulance station and Arendal Heliport (Air medical services) at the hospital.

Arendal Heliport, Hospital (ICAO: ENAR; Norwegian: Arendal helikopterplass, Sykehuset) is a heliport situated on the premises of Arendal Hospital in the Heimdal neighborhood of Arendal, Norway. Used exclusively for air ambulance services, it is home to a Eurocopter EC-135P2+ operated by Norsk Luftambulanse (NLA) on contract with the National Air Ambulance Service. The base is owned by Sørlandet Hospital Trust. NLA started operating a summer base in Moland outside Arendal in 1986. Local actions to receive a permanent base started in 1990, and the heliport opened the following year.

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.

Kløcker's House - Arendal Museum (Kløckers Hus, Arendal bymuseum) is a museum located centrally at Arendal in Agder, Norway. It is dedicated to the culture and history of Arendal with a special focus on the Kløcker family.

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.

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.