Historic house · near Hounslow · London

Osterley House

Osterley House is a historic house museum. It lies 600 m north of Hounslow. The register lists it as a Grade I listed building. Its care is managed by the National Trust.

Photo: Osterley House, Osterley Park House, London-25June2009.jpg: Jim Linwood derivative work: Snowmanradio (CC BY 2.0)

Where

600 m

north of Hounslow

Run by

National Trust

a national heritage body

Visitors a year

350K

Wikidata

How well known

Top 2%

#159 of 8,556 places we list

Warmest months

May–Sep

highs of 18–24°C

In brief

Historic house near Hounslow

One of the best-known places to visit in England, Scotland, Wales and Northern Ireland

#159 of the 8,556 museums, castles, gardens and other attractions we list, by how widely it is covered (13 Wikipedias). About ↓

Just outside Hounslow

Osterley House is 600 m north of Hounslow. Towns near it ↓

Cared for by the National Trust

One of the places the National Trust looks after; members usually get in free. About ↓

Grade I listed building

On the official list of protected heritage; Hounslow has 465 listed buildings in all, on its History page. About ↓

Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.

When to go

Aim for May to September, when Hounslow reaches 18–24°C.

Jan8° / 3°61 mm

Feb9° / 3°45 mm

Mar12° / 4°39 mm

Apr15° / 6°43 mm

May18° / 9°44 mm

Jun21° / 12°50 mm

Jul24° / 14°44 mm

Aug23° / 14°55 mm

Sep20° / 11°52 mm

Oct16° / 9°67 mm

Nov11° / 5°70 mm

Dec9° / 3°61 mm

Green months are the warmest. Typical afternoon highs and night lows in Hounslow, and rain in a month. Met Office HadUK-Grid 1991–2020 averages for Hounslow. Opening times change through the year: check before you go. Hounslow’s full climate →

About

Osterley House

Roughly 350K visitors come each year. There are Wikipedia articles on it in 13 languages. Within 15 km there are 273 more places to visit, starting with Kew Gardens (4.2 km).

Hounslow’s listed buildings and monuments →

Type: Historic house
Run by: National Trust
Listed: Grade I listed building
Visitors: 350K visitors a year
Wikipedias: Covered in 13 languages
Town: 600 m north of Hounslow
Official site: nationaltrust.org.uk/osterley-park-and-house

Facts: Wikidata (CC0) and OpenStreetMap (© OpenStreetMap contributors).

The map

Its place on the map

Osterley House sits at the orange dot; the numbered ones are listed below.

Towns near it

Where people come from

In size, Ealing comes first of the 8, with 367,271 people. The town it is in comes first, then the others whose pages list it, nearest first.

1 · 600 m south of it

Hounslow

286,591 people · 106 places to visit

2 · 1 km northeast of it

Ealing

367,271 people · 101 places to visit

3 · 3.3 km southeast of it

Richmond upon Thames

192,888 people · 128 places to visit

4 · 3.5 km northwest of it

Hillingdon

307,089 people · 31 places to visit

Compare the 8 towns

Town	Where Osterley House is	People	Places to visit
Hounslow	600 m south of it	286,591	106
Ealing	1 km northeast of it	367,271	101
Richmond upon Thames	3.3 km southeast of it	192,888	128
Hillingdon	3.5 km northwest of it	307,089	31
Wandsworth	13 km east of it	326,725	442
Bracknell	29 km west of it	78,662	5
Camberley	31 km southwest of it	36,787	17
Fairlands	32 km southwest of it	1,119	16

Make a day of it

Close to Osterley House

Choose from 273 places within 15 km, such as 4 museums, 3 historic houses and a garden.

GardenKew Gardens4.2 km away 2

Historic houseBuckingham Palace15 km away 3

Big drawMuseumVictoria and Albert Museum12 km away · 858K visitors a year (2021)4

Historic house · Historic Royal PalacesHampton Court Palace9.6 km away 5

Historic houseKensington Palace11 km away · 383K visitors a year (2015)6

Big drawMuseumNatural History Museum12 km away · 1.6M visitors a year (2021)7

MuseumMadame Tussauds14 km away 8

Big drawMuseumScience Museum12 km away · 3M visitors a year (2012)

Within 15 km, close and well known first. Numbers match the map.

Questions before you go

Where is Osterley House?

Osterley House is 600 m north of Hounslow, London.

What is Osterley House?

Historic house museum in London.

Who runs Osterley House?

National Trust, so members usually get in free; check opening times before you go.

How many people visit Osterley House?

About 350K visitors a year.

When is the best time to visit Osterley House?

May to September are the warmest months in Hounslow, with afternoon highs of 18–24°C (Met Office 1991–2020 averages).

Is Osterley House a listed building?

Yes: Grade I listed building.

What else is there to see near Osterley House?

Within 15 km: Kew Gardens (4.2 km), Buckingham Palace (15 km), Victoria and Albert Museum (12 km) and Hampton Court Palace (9.6 km).

Places: OpenStreetMap (© OpenStreetMap contributors, Open Database Licence) and Wikidata (CC0), placed in the ONS 2022 built-up area (Open Government Licence v3.0). Visitor counts are the latest Wikidata gives, with their year.

Photos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).

Photo credits (9)

Osterley House: Osterley Park House, London-25June2009.jpg: Jim Linwood derivative work: Snowmanradio, CC BY 2.0, Wikimedia Commons
Kew Gardens: Diliff, CC BY-SA 3.0, Wikimedia Commons
Buckingham Palace: Diliff, CC BY-SA 3.0, Wikimedia Commons
Victoria and Albert Museum: Diliff, CC BY-SA 3.0, Wikimedia Commons
Hampton Court Palace: Ricardalovesmonuments, CC BY-SA 4.0, Wikimedia Commons
Kensington Palace: Steve Cadman from London, U.K., CC BY-SA 2.0, Wikimedia Commons
Natural History Museum: Christine Matthews, CC BY-SA 2.0, Wikimedia Commons
Madame Tussauds: Citizen59, CC BY-SA 3.0, Wikimedia Commons
Science Museum: Shadowssettle, CC BY-SA 4.0, Wikimedia Commons

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.