Buckinghamshire | |
|---|---|
Kingsbury Square inAylesbury, the county town | |
Shown within the ceremonial county ofBuckinghamshire | |
| Sovereign state | United Kingdom |
| Country | England |
| Region | South East |
| Ceremonial county | Buckinghamshire |
| Unitary Authority | 1 April 2020 |
| Seat | Aylesbury |
| Government | |
| • Type | Unitary authority |
| • Local Authority | Buckinghamshire Council |
| • Leadership | Leader and cabinet[1] |
| Area | |
• Total | 604 sq mi (1,565 km2) |
| • Rank | 14th |
| Population (2024) | |
• Total | 578,772 |
| • Rank | 8th |
| • Density | 957.8/sq mi (369.8/km2) |
| • Rank | 202nd |
| Time zone | UTC+0 (Greenwich Mean Time) |
| • Summer (DST) | UTC+1 (British Summer Time) |
| ISO 3166-2 | GB-BKM |
| ONS code | E06000060 (GSS) |
| Website | Council website |
Buckinghamshire is aunitary authority area in theceremonial county ofBuckinghamshire, England. It covers about four-fifths of area of the ceremonial county and about two-thirds of its population; theCity of Milton Keynes accounts for the remainder. As a unitary authority area, it is both anon-metropolitan county and anon-metropolitan district.
The district is administered byBuckinghamshire Council. The council was formed in 2020, following the abolition of the previouscounty council,Buckinghamshire County Council, and the four district councils covering the area.

The non-metropolitan county became a unitary authority area on 1 April 2020, following the merger of four boroughs and districtsAylesbury Vale,Chiltern,South Bucks andWycombe as part of the2019–2023 structural changes to local government in England.