| Library Name | Area / Borough | Access | Notes |
| ----------------------------- | ----------------------------- | ------ | -------------------------------------------------- |
| British Library | St Pancras, Camden | Free | National library; public reading rooms with card |
| London Library | St James’s, Westminster | Paid | Private members’ library (~£510/year) |
| Westminster Reference Library | Leicester Square, Westminster | Free | Public reference library, arts & design focused |
| Barbican Library | Barbican, City of London | Free | Public lending & music library |
| Senate House Library (UoL) | Bloomsbury, Camden | Paid* | Free for UoL students; paid memberships for others |
| Idea Store Whitechapel | Whitechapel, Tower Hamlets | Free | Modern community library |
| Wellcome Library | Euston Road, Camden | Free | Focused on medical history and health |
| Guildhall Library | City of London | Free | Historical & genealogical collections |
| Canada Water Library | Southwark | Free | Architectural landmark, full library services |
| Kensington Central Library | Kensington & Chelsea | Free | Large public lending library |
| National Art Library (V&A) | South Kensington | Free | Public, requires registration; design/art focus |
| BFI Reuben Library | South Bank, Lambeth | Free | Film & media focused, limited opening hours |
| Bishopsgate Institute Library | Liverpool Street, City | Free | Archives, radical history, and London studies |
| Cazenove Library | Stoke Newington, Hackney | Free | Local lending branch |