Hamerton is situated within Huntingdonshire which is a non-metropolitan district of Cambridgeshire as well as being a historic county of England.

[5] The Domesday Book does not explicitly detail the population of a place but it records that there were 26 households at Hamerton.

[8] The Domesday Book does not explicitly detail the population of a place but it records that there was 18 households and eight ploughlands at Steeple Gidding in 1086.

For Hamerton the highest tier of local government is Cambridgeshire County Council which has administration buildings in Cambridge.

[13] Cambridgeshire County Council consists of 69 councillors representing 60 electoral divisions.

[14] Hamerton is part of the electoral division of Sawtry and Ellington[12] and is represented on the county council by one councillor.

The previous member of parliament was Brian Mawhinney (Conservative) who represented the constituency between 1997 and 2005.

In the period 1801 to 1901 the population of Hamerton was recorded every ten years by the UK census.