Grade I listed · Dacorum

Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north

Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north is a Grade I listed building in Dacorum, first listed on 14 May 1952. It is one of 12 Grade I entries among 911 listed buildings in Dacorum; 6% of Dacorum’s current entries were listed before it.

List entry
FieldValue
NameAshridge House, including raised terrace, walls and steps to east and south, and iron railings to north
GradeGrade I — exceptional interest
List entry number1348442
Date first listed14 May 1952
Local planning authorityDacorum
Location51.79953, -0.55968 (map)
Official recordHistoric England list entry 1348442

Planning works on this listed building?

Planium checks which consents Dacorum will require for your works on Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north, lists what the heritage statement must cover and drafts the application text.

Ask Planium what consent you need

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 Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north

NameGradeDistance
Fountain in Monks Monks' Garden at Ashridge Management CollegeII130 m
Monk's Barn, with walls, and former Cow House, AshridgeII133 m
Coach House, AshridgeII137 m
Stables and coach house at AshridgeII143 m
Grotto, tomb and souterrein at AshridgeII*155 m
Honeysuckle and Tower Cottage with attached walls and gateway, AshridgeII160 m
Fernery, attached wall to west and steps to south, AshridgeII*169 m
Ice House at Ashridge Management College (300 Metres to South South West of the Chapel)II337 m
Robin Hood HouseII643 m
Barn at Home Farm (Deer Leap Horticulture Limited) (50 Metres to North West of Home FarmhouseII673 m

Frequently asked questions

Is Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north listed?
Yes. Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north is on the National Heritage List for England as a Grade I listed building, list entry number 1348442, first listed on 14 May 1952. The full list entry with its description and map is on Historic England’s website.
Do I need consent for works to Ashridge House, including raised terrace, walls and steps to east and south, and iron railings to north?
Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Dacorum, 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.