Chiltern House, Flat 11, 24 King Street, Watford, WD18 0BP
About Chiltern House
Chiltern House is a property in Watford (WD18 0BP). It has a recorded floor area of 43 m² (around 463 sq ft) and council tax band C. At 43 m² this is the 2nd smallest of 15 units on EPC record in Chiltern House, where floor areas span 42–104 m². The building's EPC ratings span E to C across 15 units on file. The latest certificate (November 2015) shows a D (score 63), on the cusp of jumping into the C band. Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from November 2015, so improvements made since then won't be reflected.
Across 2015–2017, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £200,000 is 28.6% below the 2017 sale of £280,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£605/sq ft) was about 37.9% above the typical sold price in the postcode. Last sold in August 2017, so it's been off the market for around 9 years.
Know exactly what you're buying at Chiltern House
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Nov 2025
EPC Rating
Planning history
Chiltern House has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at Chiltern House
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.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
£200,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.4% per year over 2 years.
£280,000
Growth on file: 11.4% per year over 2 years.
Sales timeline
22 August 2017Most recent
£280,000
+20.4%over 1 year2 December 2015
£232,500
Median price across the last 5 sales in WD18 0BP: £270,000 (2024–2017).
Nearby sales in WD18 0BP
Chiltern House, Unit 1 2, 24 King Street, Watford, WD18 0BP
Sold Aug 2024
£181,000Chiltern House, Flat 10, 24 King Street, Watford, WD18 0BP
Sold Mar 2024
£150,000Chiltern House, Flat 15, 24 King Street, Watford, WD18 0BP
Sold Sept 2019
£425,000Chiltern House, Flat 9, 24 King Street, Watford, WD18 0BP
Sold Jul 2018
£270,000Chiltern House, Flat 14, 24 King Street, Watford, WD18 0BP
Sold Oct 2017
£445,000
Everything we know about Chiltern House, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other King Street homes
Chiltern House outperforms the street on price per m² by a wide margin.
Price per m²
£6,512
Street avg £4,408
Floor Area
43 m²
Street avg 55 m²
CO₂ Emissions
2.0 t/year
Street avg 1.7 t/year
Years Held
9 years
Street avg 9 years
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
King Street — bus stop.
Closest school
0.2 km
Watford Grammar School for Girls. 35 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
56.8dB

Night-time· 23:00 – 07:00
48.1dB