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15 Cassiobury Drive, Watford, WD17 3AA

3 sales on record3 planning records
Property type
Detached
Bedrooms
4
Bathrooms
2
Floor area
174 m²
1873 sq ft
Energy rating
D
Score 67
Council tax
Band G
Tenure
Owner Occupied
Overview

About 15 Cassiobury Drive

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

15 Cassiobury Drive is a four-bedroom detached house in Watford (WD17 3AA). It has a recorded floor area of 174 m² (around 1873 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (June 2019) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2019. Between certificates, roof efficiency went from Very Poor to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.

At 174 m² it's 15.2% larger than the typical home in the postcode (151 m² median across 16 EPCs). Across 2003–2019, sale prices on this property compounded at 4.2% per year. Today's modelled estimate of £1,156,000 is 24.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£497/sq ft) was about 46.2% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 0 refused. Last sale on file: £930,000 in September 2019.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms4
  • Bathrooms2
  • EnsuiteYes

Outside

  • ParkingOff road

Building

  • RefurbishedYes
Before you decide

Everything you need to know about 15 Cassiobury Drive

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby
£14.99one-off

30-day money-back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
  • Beautiful Places, source of nearby scenic places
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

15 Cassiobury Drive's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 2)
Jun 2019

EPC Rating

A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
6.2 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jun 2019from May 2019
Roof Insulation
UninsulatedWell Insulated

Loft insulation installed or upgraded to 250mm+

Planning

Planning history

Applications and permits filed against 15 Cassiobury Drive, Watford, WD17 3AA, sourced from the PlanIt planning register.

Multiple extension applications run across more than a decade of planning history at 15 Cassiobury Drive.

  1. Jun 2022
    ExtensionFull
    In report

    Extension: Single storey · Rear of property

    Erection of a single storey rear extension with flat roof and rooflights.

    Documents
    7 docs on file
    Reference
    22/00592/FULH
    View planning record
  2. Jun 2012
    ExtensionFull
    In report

    Extension: Single storey · Rear of property

    Erection of single storey rear extension

    Documents
    18 docs on file
    Reference
    12/00537/FULH
    View planning record
Before you offer

We flagged 1 thing worth checking at 15 Cassiobury Drive

Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.

  • Larger development activity nearby
£14.99

30-day money-back guarantee

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

15 Cassiobury Drive valuation sits well clear of the typical sold price in this postcode.

Current estimate

£1,156,000

Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 16 years.

See how we calculated this
Last sold (2019)

£930,000

Growth on file: 4.2% per year over 16 years.

Sales timeline

  1. 9 September 2019Most recent

    £930,000

    +60.3%over 15 years
  2. 1 August 2004

    £580,000

    +20.1%over 8 months
  3. 18 November 2003

    £483,000

Median price across the last 5 sales in WD17 3AA: £975,000 (2025–2019).

On the street

Versus other Cassiobury Drive homes

Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.

15 Cassiobury Drive outperforms the street on co₂ emissions by a wide margin.

Price per m²

£5,345

Street avg £5,318

On par

Floor Area

174 m²

Street avg 170 m²

On par

Habitable Rooms

7 rooms

Street avg 7 rooms

On par

CO₂ Emissions

6.2 t/year

Street avg 7.6 t/year

Above
Before you decide

Everything you need to know about 15 Cassiobury Drive

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby
£14.99one-off

30-day money-back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
  • Beautiful Places, source of nearby scenic places
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Watford district page.

Rail-style transport is unusually close for this postcode.

Crime

10/mo

Steady year-on-year across the wider district.

Nearest stop

0.2 km

Cassiobury Park Avenue — bus stop.

Closest school

0.2 km

West Herts College. 35 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around WD17 3AA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for WD17 3AA

Daytime· 07:00 – 23:00

52.4dB

Low
Night-time road noise heatmap for WD17 3AA

Night-time· 23:00 – 07:00

43.3dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 15 Cassiobury Drive, Watford, WD17 3AA. Each answer is also embedded as structured data for search engines.