Suffolk Constabulary is the territorial police force responsible for policing Suffolk in East Anglia, England. The force serves a population of 761,000 in a mostly rural area of 1,466 square miles, including 49 miles of coastline and the Southern part of the Broads National Park. Headquartered in Martlesham, Suffolk is responsible for Ipswich, Lowestoft, Bury St Edmunds and Felixstowe. As of March 2023, the force has a strength of approximately 1,399 police officers, 116 special constables, 917 police staff/designated officers, 33 PCSO's and 123 police support volunteers. The Chief Constable is currently Rachel Kearton, and the Police and Crime Commissioner Tim Passmore (Conservative).

Ipswich is a large port town and borough in the county of Suffolk, England. Ipswich is the county town of Suffolk and is the largest settlement in the county, followed by Lowestoft and Bury St Edmunds. It is situated in East Anglia. Ipswich is the second-largest population centre in East Anglia, Norwich being the largest. It is about 80 miles (130 km) northeast of London. In 2011 it had a population of 144,957. The Ipswich built-up area is the fourth-largest in the East of England region and the 42nd-largest in England and Wales. It includes the towns and villages of Kesgrave, Woodbridge, Bramford and Martlesham Heath.