12 Smith Street, Watford, WD18 0AA
About 12 Smith Street
12 Smith Street is a three-bedroom end-of-terrace house in Watford (WD18 0AA). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2024) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in October 2010 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
It hasn't traded since December 2010, a hold of 15 years that's notably long for the area. Across 1999–2010, sale prices on this property compounded at 8% per year. Today's modelled estimate of £386,000 sits 83.8% above the 2010 sale of £210,000. On a £-per-square-foot basis, the last sale (£305/sq ft) was about 40.5% above the typical sold price in the postcode.
Know exactly what you're buying at 12 Smith Street
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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Window efficiency improved
More low energy lighting installed
Planning history
12 Smith Street has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Smith Street
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 at least doubled since 1999.
£386,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 11 years.
£210,000
Growth on file: 8.0% per year over 11 years.
Sales timeline
10 December 2010Most recent
£210,000
+54.4%over 8 years29 August 2002
£136,000
+51.1%over 2 years3 December 1999
£90,000
Median price across the last 5 sales in WD18 0AA: £339,000 (2025–2014).
Nearby sales in WD18 0AA
Everything we know about 12 Smith Street, 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
Price per m²
£3,281
Street avg £3,737
Floor Area
64 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.5 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