18 Caractacus Green, Watford, WD18 6JU
About 18 Caractacus Green
18 Caractacus Green is a three-bedroom semi-detached house in Watford (WD18 6JU). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (July 2016) shows a C (score 71). The recommended improvements would push it to B (score 86).
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Across 2007–2024, sale prices on this property compounded at 4.6% per year. On a £-per-square-foot basis, the last sale (£570/sq ft) was about 100.6% above the typical sold price in the postcode. Sold October 2024 for £515,000.
Know exactly what you're buying at 18 Caractacus Green
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
- EnsuiteYes
Outside
- ParkingOff street
Building
- Heating systemGas
- RefurbishedYes
Energy performance
EPC Rating
Planning history
A a single-storey rear extension application was refused at 18 Caractacus Green in 2025.
- Sept 2025ExtensionOutlineIn report
Extension: Single storey · Rear of property
The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6.0m for which the maximum height would be 3.0m and for which the height of the eaves would be 2.73m
- Documents
- 9 docs on file
- Reference
- 25/00782/HPD
- Aug 2025ExtensionOutlineIn report
Extension: Single storey · Rear of property
The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6.0m for which the maximum height would be 3.0m and for which the height of the eaves would be 2.91m
- Documents
- 9 docs on file
- Reference
- 25/00737/HPD
What's in 18 Caractacus Green, Watford, WD18 6JU's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Latest sale on 18 Caractacus Green was the highest on Land Registry record across the postcode.
£545,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 18 years.
£515,000
Growth on file: 4.6% per year over 18 years.
Sales timeline
15 October 2024Most recent
£515,000
+121.5%over 17 years8 March 2007
£232,500
Median price across the last 5 sales in WD18 6JU: £425,000 (2021–2019).
Nearby sales in WD18 6JU
Everything we know about 18 Caractacus Green, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other Caractacus Green homes
Price per m² for 18 Caractacus Green runs comfortably ahead of the street norm.
Price per m²
£6,131
Street avg £3,534
Floor Area
84 m²
Street avg 88 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 4.0 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Healey Road — bus stop.
Closest school
0.3 km
Willow Tree Primary School. 33 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
47.9dB
Night-time· 23:00 – 07:00
39.2dB