1b, Smith Street, Watford, WD18 0AA
About 1b
1b is a three-bedroom end-of-terrace house in Watford (WD18 0AA). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1900-1929 and council tax band C. At 108 m² this is the 13th smallest of 14 units on EPC record in the building, where floor areas span 48–108 m². The building's EPC ratings span E to C across 14 units on file. Other recorded features include a basement. The latest certificate (December 2021) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 76).
At 108 m² the property is well over the postcode median (58 m² across 13 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold June 2025 for £290,000. One historical planning record sits against the property in 2006. The record references conservation-area consent, which constrain future alterations. Across 2001–2025, sale prices on this property compounded at 5% per year. Today's modelled estimate of £338,000 is 16.6% above the 2025 sale price.
Know exactly what you're buying at 1b
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- BasementYes
Outside
- Private gardenYes
Energy performance
EPC Rating
Planning history
1b sits within a conservation area — exterior works face additional planning controls.
- Nov 2006Tree WorksTreesIn report
Works to trees in Conservation Area
Conservation Area- Documents
- 1 doc on file
- Reference
- 06/01416/TCA
We flagged 1 thing worth checking at 1b
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
Sale price has grown by over 3x since 2001.
£338,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 24 years.
£290,000
Growth on file: 5.0% per year over 24 years.
Sales timeline
16 June 2025Most recent
£290,000
+87.1%over 19 years8 June 2006
£155,000
+72.2%over 5 years5 April 2001
£90,000
Median price across the last 5 sales in WD18 0AA: £339,000 (2021–2014).
Nearby sales in WD18 0AA
Everything we know about 1b, 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 Smith Street homes
On years held, 1b runs well behind the street norm.
Price per m²
£2,685
Street avg £3,860
Floor Area
108 m²
Street avg 59 m²
Habitable Rooms
5 rooms
Street avg 3 rooms
CO₂ Emissions
5.4 t/year
Street avg 1.9 t/year
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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
0.1 km
King Street — bus stop.
Closest school
0.3 km
Watford Grammar School for Girls. 37 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
57.5dB

Night-time· 23:00 – 07:00
48.9dB