This is a list of the Sites of Special Scientific Interest (SSSIs) in Lincolnshire

Lincolnshire

Lincolnshire is a county in the east of England. It borders Norfolk to the south east, Cambridgeshire to the south, Rutland to the south west, Leicestershire and Nottinghamshire to the west, South Yorkshire to the north west, and the East Riding of Yorkshire to the north. It also borders...

. Note that English Nature

English Nature

English Nature was the United Kingdom government agency that promoted the conservation of wildlife, geology and wild places throughout England between 1990 and 2006...

, the designating body for SSSIs in England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

, uses the 1974-1996 county system

Metropolitan and non-metropolitan counties of England

Metropolitan and non-metropolitan counties are one of the four levels of subdivisions of England used for the purposes of local government outside Greater London. As originally constituted, the metropolitan and non-metropolitan counties each consisted of multiple districts, had a county council and...

, and this list follows the same approach. Some sites you may expect to find here could therefore be in the Humberside list.

For other counties, see List of SSSIs by Area of Search.

• Allington Meadows
• Ancaster Valley
• Bardney Limewoods, Lincolnshire
• Baston And Thurlby Fens
• Benniworth Haven Cuttings
• Bratoft Meadows
• Calceby Marsh
  Calceby
  Calceby is a small village in Lincolnshire, England, about five miles west of Alford.The church of Saint Andrew is in ruins, the last service to take place there being in 1692.Once much larger, Calceby is mentioned in Domesday Book where it was called Calesbi...
  
  
• Candlesby Hill Quarry
  Welton le Marsh
  Welton Le Marsh is a village and civil parish about north east of the town of Spilsby and about south of the town of Alford, Lincolnshire, England. The hamlet of Boothby lies within the parish about east of Welton Le Marsh village....
  
  
• Castle Bytham Quarry
  Castle Bytham Quarry
  Castle Bytham quarry is a disused quarry located close to the centre of the village of Castle Bytham, Lincolnshire, England. It is famous for the exposure of Laeviuscula Zone ammonite fauna has allowed the dating of the Upper Lincolnshire limestone formation to the Bajocian era, and thereby dating...
  
  
• Chapel Point-wolla Bank
• Claxby Chalk Pit
  Claxby St Andrew
  Claxby St Andrew , is a village and former parish about 3 miles north of Alford, in the East Lindsey district of Lincolnshire, England....
  
  
• Cliff House
• Copper Hill
• Cowbit Wash
• Cross Drain
• Dalby Hill
• Deeping Gravel Pits
• Doddington Clay Woods
• Dole Wood
• Dunsby Wood
• Fulsby Wood
• Gibraltar Point
  Gibraltar Point
  Gibraltar Point National Nature Reserve is an area of approximately in Lincolnshire, England.The reserve is owned by Lincolnshire County Council and East Lindsey District Council and is administered by the Lincolnshire Wildlife Trust...
  
  
• Gosling's Corner
• Great Casterton Road Banks
• Greetwell Hollow Quarry
• Grimsthorpe Park
• Hainton Sheepwalk
• Harrington Hall Sand Pit
• High Barn, Oxcombe
• High Dyke
• Holywell Banks
• Honington Camp
• Hoplands Wood
• Horbling Fen
• Humber Estuary
• Hundleby Clay Pit
• Jenkins Carr
• Keal Carr
• Kingerby Beck Meadows
• Kirkby Moor
• Kirton Wood, Lincolnshire
• Langtoft Gravel Pits
• Laughton Common
• Lea Marsh
• Linwood Warren
• Little Scrubbs Meadow
• Math And Elsea Wood
• Mavis Enderby Valley
• Metheringham Heath Quarry
• Moor Closes
• Moor Farm
• Muckton Wood
• Nettleton Chalk Pit
• New England Valley
• Normanby Meadow
• Porter's Lodge Meadows
• Potterhanworth Wood
• Red Hill
• Ryhall Pasture And Little Warren Verges
• Saltfleetby-Theddlethorpe Dunes National Nature Reserve
  Saltfleetby-Theddlethorpe Dunes National Nature Reserve
  Saltfleetby-Theddlethorpe Dunes is a National Nature Reserve on the coast of Lincolnshire, England, in the parishes of Saltfleetby and Theddlethorpe...
  
  
• Sapperton & Pickworth Woods
• Scotton And Laughton Forest Ponds
• Scotton Beck Fields
• Scotton Common
• Sea Bank Clay Pits
• Silverines Meadows
• Skendleby Psalter Banks
• Sotby Meadows
• Surfleet Lows
• Swaby Valley
  Swaby
  Swaby is a civil parish and village in the East Lindsey district of Lincolnshire, England, situated about north of Spilsby, and north-west of Alford...
  
  
• Swallow Wold
• Swanholme Lakes
• Swinstead Valley
• Tattershall Carrs
• Tattershall Old Gravel Pits
• Tetford Wood
• Tetney Blow Wells
• The Hermitage
• The Wash
  The Wash
  The Wash is the square-mouthed bay and estuary on the northwest margin of East Anglia on the east coast of England, where Norfolk meets Lincolnshire. It is among the largest estuaries in the United Kingdom...
  
  
• Tortoiseshell Wood
• Troy Wood
• Tuetoes Hills
• Welton-le-wold Old Gravel Pits
• Wickenby Wood
• Willoughby Meadow
• Willoughby Wood
• Wilsford & Rauceby Warrens
• Wilsford Heath Quarry
• Winceby Rectory Pit
• Withcall And South Willingham Tunnels
• Woodhall Spa Golf Course
• Woodnook Valley