Grade I listed · North Hertfordshire

Church of St Mary (C of E)

Church of St Mary (C of E) is a Grade I listed building in North Hertfordshire, first listed on 27 May 1968. It is one of 26 Grade I entries among 1,734 listed buildings in North Hertfordshire; 11% of North Hertfordshire’s current entries were listed before it.

List entry
FieldValue
NameChurch of St Mary (C of E)
GradeGrade I — exceptional interest
List entry number1347110
Date first listed27 May 1968
Local planning authorityNorth Hertfordshire
Location51.97160, -0.33174 (map)
Official recordHistoric England list entry 1347110

Planning works on this listed building?

Planium checks which consents North Hertfordshire will require for your works on Church of St Mary (C of E), lists what the heritage statement must cover and drafts the application text.

What the grade means for works

Grade I buildings are of exceptional interest — only about 2.5% of listed buildings in England. Any application for listed building consent is notified to Historic England, and alterations are scrutinised closely.

The protection covers the whole building, inside and out, plus fixtures and attached structures. Typical works that need consent: replacing windows or doors, removing walls or historic fabric, changing roof coverings, installing solar panels or external insulation, and adding extensions.

Listed buildings near Church of St Mary (C of E)

Frequently asked questions

Is Church of St Mary (C of E) listed?
Yes. Church of St Mary (C of E) is on the National Heritage List for England as a Grade I listed building, list entry number 1347110, first listed on 27 May 1968. The full list entry with its description and map is on Historic England’s website.
Do I need consent for works to Church of St Mary (C of E)?
Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from North Hertfordshire, in addition to any planning permission or building regulations approval. Like-for-like repairs often do not, but confirm with the council’s conservation officer before you start.
Source: National Heritage List for England, © Historic England 2026, via planning.data.gov.uk. Contains Ordnance Survey data © Crown copyright and database right. Licensed under the Open Government Licence v3.0. Retrieved 12 October 2026. Local authority assigned from the list entry point. This page is a summary — the legal record is the official list entry.