Perhaps the most recognisable vegetable seed developed by and still produced by Kings Seeds is the Kelvedon Wonder Pea.
The Kelvedon and Tollesbury Light Railway, authorised under the Light Railways Act 1896 operated between the two villages of Kelvedon and Tollesbury to the south of Colchester in Essex, England.
Song of the Whale is operated by Marine Conservation Research Ltd of Kelvedon, UK for the registered owner IFAW Commerce Ltd, and is based at Ipswich.
Fillol's Hall or Felix Hall, Kelvedon, Essex was an English manor house.
Most of the district is the Dengie peninsula but a significant area is also the area above the Blackwater Estuary, bounded by the River Blackwater to the west until near Kelvedon, the boundary then continues south of Tiptree to the Salcott inlet on the Blackwater Estuary.