18 Priory Orchard, Flamstead, St Albans, AL3 8BU
About 18 Priory Orchard
18 Priory Orchard is a four-bedroom detached house in Flamstead, St. Albans, St Albans (AL3 8BU). It has a recorded floor area of 255 m² (around 2743 sq ft) and construction records dating it to 1976-1982. The latest certificate (May 2010) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 71), a 2-band jump. The latest certificate is from May 2010, so improvements made since then won't be reflected.
At 255 m² the property is well over the postcode median (140 m² across 5 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2011–2015, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £1,139,000 is 28% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£325/sq ft) was about 17.1% below the postcode norm. Last sold in October 2015, so it's been off the market for around 11 years.
What this property has
Inside
- Bedrooms4
Energy performance
18 Priory Orchard sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 May 2020
EPC Rating
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Planning history
18 Priory Orchard has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Latest sale on 18 Priory Orchard was the highest on Land Registry record across the postcode.
£1,139,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 4 years.
£890,000
Growth on file: 4.9% per year over 4 years.
Sales timeline
28 October 2015Most recent
£890,000
+22.2%over 4 years24 August 2011
£728,500
Median price across the last 5 sales in AL3 8BU: £535,000 (2025–2010).
Nearby sales in AL3 8BU
10 Priory Orchard, Flamstead, St Albans, AL3 8BU
Sold Jul 2025
£625,0008 Priory Orchard, Flamstead, St Albans, AL3 8BU
Sold Oct 2019
£762,5006 Priory Orchard, Flamstead, St Albans, AL3 8BU
Sold Feb 2017
£535,0007 Priory Orchard, Flamstead, St Albans, AL3 8BU
Sold Apr 2013
£312,00014 Priory Orchard, Flamstead, St Albans, AL3 8BU
Sold Dec 2010
£425,000
Versus other Priory Orchard homes
18 Priory Orchard is notably below the street on epc rating.
Price per m²
£3,493
Street avg £3,812
Floor Area
255 m²
Street avg 146 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
9.6 t/year
Street avg 6.1 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Three Blackbirds PH — bus stop.
Closest school
0.5 km
Flamstead Village School. 2 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







