Euboea (regional unit)

Euboea (Greek: Περιφερειακή ενότητα Εύβοιας) is one of the regional units of Greece. It is part of the administrative region of Central Greece. It consists of the islands of Euboea and Skyros, as well as a 260 km² area on the Greek mainland. Its land area is 4,167.449 km², whereas the total land area of the municipalities actually on the island Euboea is 3,684.848 km², which includes that of numerous small offshore islets (Petalies Islands) near Euboea's southern tip.

Euboea Περιφερειακή ενότητα Εύβοιας
Regional unit
Municipalities of Euboea
Euboea Euboea within Greece
Coordinates: 38°30′N 24°0′E
Country	Greece
Administrative region	Central Greece
Seat	Chalcis
Area
• Total	4,167 km2 (1,609 sq mi)
Population  (2021)[1]
• Total	210,778
• Density	51/km2 (130/sq mi)
Time zone	UTC+2 (EET)
• Summer (DST)	UTC+3 (EEST)
Postal code	34x xx
Area code(s)	222x0
Vehicle registration	ΧΑ
Website	www.naevias.gr

Administration

The Euboea regional unit is subdivided into 8 municipalities, numbered in the picture in the infobox. These are:^[2]

• Chalcis (Chalkida, 1)
• Dirfys-Messapia (2)
• Eretria (3)
• Istiaia-Aidipsos (4)
• Karystos (5)
• Kymi-Aliveri (6)
• Mantoudi-Limni-Agia Anna (7)
• Skyros (8)

Prefecture

As a part of the 2011 Kallikratis government reform, the former Euboea Prefecture (Greek: Νομός Εύβοιας) was transformed into a regional unit within the Central Greece region, without any change in boundaries. At the same time, the municipalities were reorganised, according to the table below.^[2]

New municipality	Old municipalities	Seat
Chalcis (Chalkida)	Chalcis	Chalcis
	Lilantia
	Nea Artaki
	Anthidona
	Avlida
Dirfys-Messapia	Dirfys	Psachna
	Messapia
Eretria	Eretria	Eretria
	Amarynthos
Istiaia-Aidipsos	Aidipsos	Istiaia
	Artemisio
	Istiaia
	Lichada
	Oreoi
Karystos	Karystos	Karystos
	Kafireas
	Marmari
	Styra
Kymi-Aliveri	Kymi	Aliveri
	Avlon
	Dystos
	Konistres
	Tamyneoi
Mantoudi-Limni-Agia Anna	Elymnioi	Mantoudi
	Kireas
	Nileas
Skyros	Skyros	Skyros

Note: the former municipalities of Anthidona and Avlida are on the mainland, attached to the northeastern part of Boeotia. Skyros is an island by itself.

Provinces

• Chalkida Province - Chalkida
• Istiaeotis Province - Istiaia
• Karystiaea Province - Karystos

Note: Provinces no longer hold any legal status in Greece.

Population

Historical population

Year	Pop.	±%
1991[3]	202,131	—
2001[3]	207,305	+2.6%
2011[3]	210,815	+1.7%
2021[1]	210,778	−0.0%