363 libraries plus 26 mobiles currently under threat or recently closed (List below “News”)
Being the list below represents around a third of  authorities in the UK, the final figure could be from 800 to 1000.

The decision to remove funding for BookStart in England is a shocking one. The impact of the bookgifting scheme for preschoolers and for those starting secondary school is a well-known one to librarians and teachers everywhere.  Its loss will be felt now and for many years to come.

Bath and Northeast Somerset – new library for Keynsham – BD Online
Birmingham – pictures of new central library – Designboom
BookTrust – complete withdrawal of funding for Bookstart/Bookedup/Booktime in England – Voices for the Library and Guardian
Buckinghamshire – Chalfont volunteers offer to share expertise – Buckinghamshire Advertiser
Gloucestershire – consultation and campaign – This is Gloucestershire
Midlothian – new public library to be part of high school plans – Scotsman
Moray – libraries are safe – Press and Journal
Northamptonshire – fears expressed over cuts – Evening Telegraph
Oxfordshire – author protest letter – Alan Gibbons
Somerset – more cuts to come – This is the West Country

Artists of the Resistance – Alan Gibbons
Cuts to services, including to libraries, is wrong – This is Bristol
Day of action planned against library closures – Guardian
MLA – criticism of Roy Clare and his reply – Private Eye (via Alan Gibbons)
(USA) Man cries as library closes – Youtube
(USA) Twelve ways libraries are good for the country – American Libraries
What is a Read-In? And why? – Voices for the Library