List of museums in Hertfordshire

This list of museums in Hertfordshire, England contains museums which are defined for this context as institutions (including nonprofit organizations, government entities, and private businesses) that collect and care for objects of cultural, artistic, scientific, or historical interest and make their collections or related exhibits available for public viewing. Also included are non-profit art galleries and university art galleries. Museums that exist only in cyberspace (i.e., virtual museums) are not included.

Defunct museums

 * Buntingford Heritage Centre, Buntingford
 * Hitchin Museum and Art Gallery, Hitchin, closed in 2012, collections transferred to North Hertfordshire Museum
 * Kingsbury Watermill, no longer a museum, now a restaurant
 * Letchworth Museum & Art Gallery, Letchworth, closed in 2012, collections transferred to North Hertfordshire Museum