Under an Act receiving Royal Asset of Henry VIII's the parish vestry took over many manorial responsibilities.

From at least the Saxon period until the 14th century most economic activity was centred on the extensive woodlands, cultivated for firewood and pigs, and an ancient route out of London, passing through Hampstead, Golders Green, and Mill Hill, (with slight variation in its course) continued to be important until the early 19th century.

Samuel Clarke established the Pyramid and Fairy light works in Child's Hill during 1885, the first of Hendon's factories, which was joined by a number of other manufactories but it was the arrival of the trams and tubes between 1906 and 1924, that promoted the greatest growth.

By the 1930s Hendon was a recognised industrial area of London, with companies like Schweppes, Johnson's Photographic Ltd and Handley Page the aircraft manufacturers.

During the post war period demand for new housing pushed industry out of the area, and established the district as solely suburban in nature.

Its arms was: Azure on a mount in base vert a Pascal Lamb proper, on a chief or two windmill sails in saltire sable.

The supporters were: Dexter a griffin argent gorged with a mural crown gules and charged on the shoulder with a mullet sable; sinister a pegasus argent gorged with a mural crown gules and charged on the shoulder with an eagle displayed sable.