Steep Marsh is a village in Hampshire, England.
It is situated within the GU32 postcode district, which is within the Petersfield post town.
The full list of postcode districts within the Petersfield post town is as follows:
The Petersfield post town is within the Guildford postcode area.
Administrative Ward: Froxfield and Steep
Administrative District: East Hampshire
Administrative County: Hampshire
Country: England
UK Parliament: East Hampshire
NHS Local Health Authority: South Central
NHS Region: Southern