Grade II listed · Harrow

The Grotto Located Within the Grounds of the Former Grove Estate

The Grotto Located Within the Grounds of the Former Grove Estate is a Grade II listed building in Harrow, first listed on 10 October 2003. It is one of 265 Grade II entries among 289 listed buildings in Harrow; 93% of Harrow’s current entries were listed before it.

List entry
Field	Value
Name	The Grotto Located Within the Grounds of the Former Grove Estate
Grade	Grade II — special interest
List entry number	1390752
Date first listed	10 October 2003
Local planning authority	Harrow
Location	51.62996, -0.32148 (map)
Official record	Historic England list entry 1390752

Planning works on this listed building?

Planium checks which consents Harrow will require for your works on The Grotto Located Within the Grounds of the Former Grove Estate, 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 II buildings are of special interest and make up over 90% of listed buildings in England. Most alterations, extensions and many internal changes still need listed building consent from the council.

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 The Grotto Located Within the Grounds of the Former Grove Estate

Name	Grade	Distance
Wall to West and North of Springbok House	II	465 m
13, Little Common	II	482 m
Boundary Wall Approximately 120 Yards Long Running West South West from Western Corner of Garden Cottage	II	483 m
Springbok House (formerly known as Warren House)	II	484 m
The Old Brewery House	II	485 m
The Rookery Including Stables	II	507 m
Garden Cottage	II	517 m
36-43, Little Common	II	528 m
Parson'S Cottage and Attached Outbuidings to Rear	II	549 m
Wall Fronting Road Between Numbers 2 and 3	II	593 m

Frequently asked questions

Is The Grotto Located Within the Grounds of the Former Grove Estate listed?

Yes. The Grotto Located Within the Grounds of the Former Grove Estate is on the National Heritage List for England as a Grade II listed building, list entry number 1390752, first listed on 10 October 2003. The full list entry with its description and map is on Historic England’s website.

Do I need consent for works to The Grotto Located Within the Grounds of the Former Grove Estate?

Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Harrow, 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.