Opening on 1 September 1887, it continues to serve both the London Underground Metropolitan line and Chiltern Railways between Marylebone and Aylesbury via Harrow-on-the-Hill.

Church Street station was the terminus of the Watford and Rickmansworth Railway (W&RR), a business venture of the Whig politician, Robert Grosvenor, 1st Baron Ebury (1801–1893).

[1] It continued to be operated as a branch line from Watford by British Rail until the passenger service was withdrawn on 3 March 1952.

[1] The station and tracks continued to be used for goods services until the line was cut back to one of the intermediate freight sidings.

The platforms and station buildings have been demolished; the site is now occupied by social housing.