The archives of the Trust have been placed at Middlesex University (ref. MDXRT). "The Runnymede Collection comprises books, pamphlets, journals, newsletters, bulletins, press cuttings and working files. The Trust's original working research files contain correspondence, press releases, reports, journal articles and other documents. Subject areas include immigration, deportation, citizenship and nationality, race and racism, politics and race relations, far-right political groups in Britain and abroad, employment, housing, inner cities, social services, health and the National Health Service, education, policing, crime and racially motivated crime, prisons, ethnic minorities and the legal system, demography and the ethnic population in Britain, migrants and ethnic issues in Europe and the European Community, women from ethnic groups in Britain, the media and ethnic minorities, human rights." (source: online collection-level catalogue).

The UK Web Archiving Consortium is archiving the website on a regular basis.

The collection is located at the Cat Hill campus at Middlesex University. Access is by appointment only.

online collection-level catalogue; Several finding aids are also available from Middlesex University website. The Books and pamphlets are in the process of being catalogued on the Middlesex University Library Catalogue. Some of the books and pamphlets are available for searching on-line at http://library.mdx.ac.uk. A hard copy listing is available for the journals. Hard copy and automated listings are being compiled for the press cuttings and files.

There is some information about the archives available from the Runnymede Trust website. There are also minor references to the Trust in A2A and in AIM25.