All Saints' Church is in Queens Road, Hertford, Hertfordshire, England. It is an active Anglican parish church in the deanery of Hertford and Ware, the archdeaconry of Hertford, and the diocese of St Albans. It is the civic church of the town and of the county. The church is recorded in the National Heritage List for England as a designated Grade II* listed building. It is the largest church in Hertfordshire, other than St Albans Cathedral, and can seat up to 1,000 people.