1a, Church Lane, Sarratt, Rickmansworth, WD3 6HN
About 1a
1a is a semi-detached house in Sarratt, Rickmansworth, Rickmansworth (WD3 6HN). It has a recorded floor area of 294 m² (around 3165 sq ft) and construction records dating it to 1930-1949. The latest certificate (November 2024) returns an A (score 94), the top energy band on the EPC scale. When first surveyed in May 2013 the rating was C, the property has climbed 2 bands since. Between certificates, wall efficiency went from Good to Very Good, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good.
It hasn't traded since September 2004, a hold of 22 years that's notably long for the area. At 294 m² the property is well over the postcode median (132 m² across 20 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £1,728,000 sits 386.8% above the 2004 sale of £355,000. On a £-per-square-foot basis, the last sale (£112/sq ft) was about 74% below the postcode norm. 2 planning records sit against the property, 1 approved, 0 refused. The record references conservation-area consent, which constrain future alterations.
Know exactly what you're buying at 1a
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
1a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system changed
High performance glazing installed
Cavity wall insulation installed
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls changed
Hot water system upgraded
Solar water heating installed
Heating system changed
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system changed
Window efficiency improved
Wall insulation upgraded
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
Solar PV added
Planning history
1a sits within a conservation area — exterior works face additional planning controls.
- Aug 2007Demolition And RebuildHeritageIn report
Conservation Area Consent: Demolition of existing office units and outbuildings and erection of two, single storey office units
Conservation Area- Documents
- 3 docs on file
- Reference
- 07/1153/CAC
- Jul 2006
We flagged 1 thing worth checking at 1a
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
30-day money-back guarantee
Sales history & valuation
1a's modelled value sits at over four times its earliest registered sale price (2004).
£1,728,000
Modelled from EPC, postcode comparables.
£355,000
Recorded with HM Land Registry.
Sales timeline
5 September 2004Most recent
£355,000
Median price across the last 5 sales in WD3 6HN: £825,000 (2025–2021).
Nearby sales in WD3 6HN
1a The Courtyard, Church Lane, Sarratt, Rickmansworth, WD3 6HN
Sold Apr 2025
£1,500,00015 Church Lane, Sarratt, Rickmansworth, WD3 6HN
Sold Aug 2022
£625,00027 Church Lane, Sarratt, Rickmansworth, WD3 6HN
Sold Dec 2021
£644,00029 Church Lane, Sarratt, Rickmansworth, WD3 6HN
Sold Nov 2021
£825,0003 Church Lane, Sarratt, Rickmansworth, WD3 6HN
Sold Oct 2021
£830,000
Everything we know about 1a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Church Lane homes
Price per m² for 1a lags the street by a wide margin.
Price per m²
£1,207
Street avg £5,107
Floor Area
294 m²
Street avg 156 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
2.1 t/year
Street avg 6.4 t/year
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1 Micklefield Green Cottages, Sarratt Road, Sarratt
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1 2 Old Cottages, Deadmans Ash Lane, Sarratt
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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
0.2 km
The Cricketers PH — bus stop.
Closest school
0.2 km
Sarratt Church of England Primary School. 5 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
45.4dB

Night-time· 23:00 – 07:00
37.3dB