What is the population of the city where the North Hertfordshire council is based?
33,600
Title: Letchworth
Passage: Letchworth, officially Letchworth Garden City, is a town in Hertfordshire, England, with a population of 33,600.  It is a former civil parish.
Title: North Hertfordshire League
Passage: The North Hertfordshire League was a football competition based in England.  It had two divisions including the North Hertfordshire League Premier Division, which sat at level 13 of the English football league system and was a feeder to the Hertfordshire Senior County League.
Title: North Hertfordshire
Passage: North Hertfordshire is a local government district in Hertfordshire, England.  Its council is based in Letchworth.
Letchworth North Hertfordshire