The UK Postcode Database

WD17 3AH

a postcode in Hertfordshire

Introduced in October 2000
WD17 3AH Normal (geographic) postcodes Large user postcodes

The nearby postcodes map only shows currently active postcodes. Postcode markers will cluster if they are close together, which may happen in densly populated built-up areas or where single premises have multiple postcodes.

Streets Associated with WD17 3AH

Cassiobury Drive - 22 properties, USRN 42403196

Street names are those nearest to properties in this postcode, they are not necessarily the postal address

Coordinates

Latitude: 51.6657 / 51°39'56"N

Longitude: -0.4166 / 0°24'59"W

UTM Reference: 30U 678656 5727014

OS Easting: 509604

OS Northing: 197507

OS Grid: TQ096975

Location Encoding

Mapcode Local: GBR 3D.MN8

Mapcode Global: VHFSL.QDMF

Open Location Code: 9C3XMH8M+79

Maidenhead Locator System: IO91tp09

Demographics

Urban/Rural Indicator: A1

  • major urban conurbation
  • a very large city or conurbation

ONS Population Classification: 5a2

  • Ethnically Diverse Suburb-an Professionals
  • Outer Suburbs
  • Suburban Empty Nesters

Index of Multiple Deprivation (IMD): 32633 / 32844

  • 10th decile
  • least deprived

Demographics are based on the LSOA containing this postcode and not necessarily this postcode alone

Sun and Moon Times for WD17 3AH on Thursday 9 July 2026

Nautical twilight begins (First light) 02:59
Civil twilight begins (Dawn) 04:08
Sunrise 04:54
Transit (sun is at its highest) 13:06
Sunset 21:18
Civil twilight ends (Dusk) 22:05
Nautical twilight ends (Nightfall) 23:14
Hours of daylight today04:24 to 21:48
Hours of darkness tonight
(lighting-up time)
21:48 to 04:25
Moon Phase Waning Crescent
Moon Sets 15:21
Moon Rises 23:46

For a full sun and moon calendar for WD17 3AH, go to The Time and Place

Residential Property Sales in WD17 3AH

DateAddressProperty TypeTenurePrice
23 July 2020 133 Cassiobury Drive, Watford WD17 3AH Detached Freehold £1,350,000
13 July 2017 115 Cassiobury Drive, Watford WD17 3AH Detached Freehold £1,310,000
24 August 2015 129 Cassiobury Drive, Watford WD17 3AH Detached Freehold £1,650,000
17 October 2014 121 Cassiobury Drive, Watford WD17 3AH Detached Freehold £665,000
14 April 2014 133 Cassiobury Drive, Watford WD17 3AH Detached Freehold £950,000
25 February 2013 119 Cassiobury Drive, Watford WD17 3AH Detached Freehold £830,000
11 July 2012 145 Cassiobury Drive, Watford WD17 3AH Detached Freehold £550,000
27 January 2012 143 Cassiobury Drive, Watford WD17 3AH Detached Freehold £590,000
2 March 2011 109 Cassiobury Drive, Watford WD17 3AH Detached Freehold £755,000
23 July 2007 147 Cassiobury Drive, Watford WD17 3AH Detached Freehold £725,000
28 October 2005 123 Cassiobury Drive, Watford WD17 3AH Semi-detached Freehold £730,000
1 March 2005 141 Cassiobury Drive, Watford WD17 3AH Detached Freehold £525,000
28 September 2004 129 Cassiobury Drive, Watford WD17 3AH Detached Freehold £894,000
7 July 2004 123 Cassiobury Drive, Watford WD17 3AH Semi-detached Freehold £625,000
6 December 2002 121 Cassiobury Drive, Watford WD17 3AH Detached Freehold £403,000
19 September 2002 115 Cassiobury Drive, Watford WD17 3AH Detached Freehold £595,000
30 May 2001 147 Cassiobury Drive, Watford WD17 3AH Detached Freehold £345,000
29 August 2000 135 Cassiobury Drive, Watford WD17 3AH Detached Freehold £325,000
11 June 1998 131 Cassiobury Drive, Watford WD17 3AH Detached Freehold £296,000
23 December 1997 151 Cassiobury Drive, Watford WD17 3AH Detached Freehold £272,000
12 December 1997 129 Cassiobury Drive, Watford WD17 3AH Detached Freehold £427,000
28 August 1997 149 Cassiobury Drive, Watford WD17 3AH Detached Freehold £190,000
30 August 1996 113 Cassiobury Drive, Watford WD17 3AH Detached Freehold £290,000
8 August 1996 121 Cassiobury Drive, Watford WD17 3AH Detached Freehold £166,000
13 April 1995 143 Cassiobury Drive, Watford WD17 3AH Detached Freehold £167,000

Key to property sale icons:

First sale of newbuild property. This includes new properties created from existing properties, such as residential conversions of commercial or agricultural property, or subdivision of a larger residential property.
Subsequent sale of existing property.
Standard sale at market value to private individual.
Additional (non-standard) sale. This includes repossessions, buy-to-lets and transfers of property sold to non-private individuals.

Elected Representatives for WD17 3AH

United Kingdom Parliament
Constituency

Watford

MP

Matt Turmaine Labour

Hertfordshire County Council
County council electoral division

Nascot Park

Councillor

Mark Watkin Liberal Democrats

Watford Borough Council
District council ward

Park

Councillors

Peter Kloss Liberal Democrats

Gabriel Duduta Liberal Democrats

Penelope Hill Liberal Democrats

Elected representative data is updated approximately monthly, so may not include recent by-elections or vacancies.

Government Statistical Services (GSS) data for WD17 3AH

CodeNameData TypeData ThemeActive SinceData Owner
E00121305 Output Areas Statistical Building Block 1 January 2009 ONS
E01023889 Watford 008D Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
E02004975 Watford 008 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
E05011053 Park Electoral Wards/Divisions Administrative/Electoral 5 May 2016 DLUHC
E07000103 Watford Non-metropolitan Districts Administrative 1 January 2009 DLUHC
E10000015 Hertfordshire Counties Administrative 1 January 2009 DLUHC
E12000006 East of England Regions Administrative 1 January 2009 DLUHC
E14001568 Watford Westminster Parliamentary Constituencies Electoral 4 July 2024 LGBC
E23000027 Hertfordshire Police Force Areas Other 1 January 2009 Home Office
E30000237 Luton Travel to Work Areas Other 31 July 2015 ONS
E33027600 Workplace Zones Census 31 December 2011 ONS
E37000048 Hertfordshire Local Enterprise Partnerships Other 1 April 2020 BEIS
E38000079 NHS Herts Valleys Sub Integrated Care Board Locations Health 1 April 2015 ODS
E40000007 East of England NHS England Regions Health 1 April 2019 ODS
E43000082 Watford, unparished area Non-Civil Parished Areas Census 31 December 2011 ONS
E54000025 NHS Hertfordshire and West Essex Integrated Care Board Integrated Care Boards Health 1 July 2022 ODS
E56000035 East of England Cancer Alliances Health 1 April 2024 NHS England
E58000651 Nascot Park ED County Electoral Divisions Electoral 4 May 2017 DLUHC
E63011741 Watford (Watford) Built Up Areas Census 17 April 2024 OS
E65000001 England Non-National Park Area England Non-National Park Area Census 27 February 2023 ONS
E92000001 England Country Administrative 1 January 2009 ONS

All public sector data is licensed under the Open Government Licence v2.0.

The UK Postcode Database is a Good Stuff website.

Page generated in 2.45 seconds. 216.73.216.197. Thu, 09 Jul 2026 15:34:45 +0100. Partial Entropification.