21 Lyndon Mead, Sandridge, St Albans, AL4 9EX
About 21 Lyndon Mead
21 Lyndon Mead is a four-bedroom detached house in Sandridge, St. Albans, St Albans (AL4 9EX). It has a recorded floor area of 175 m² (around 1884 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (January 2022) shows a C (score 74). The rating has held steady at C across 2 certificates since April 2017. Between certificates, wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
At 175 m² the property is well over the postcode median (108 m² across 10 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Across 2006–2022, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £1,125,000 is 13.1% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£528/sq ft) was about 68.8% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: July 2022 at £995,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
Outside
- Private gardenYes
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
3 applications on record at 21 Lyndon Mead, Sandridge, St Albans, AL4 9EX
- Aug 2008ExtensionFullOutcome in report
Extension: Single storey
Single storey front and rear extensions
- Documents
- 2 docs on file
- Reference
- 5/2008/1614
- More recent applications — locked
- ExtensionOct 2020Decision
- DemolitionApr 2020Decision
Unlock 21 Lyndon Mead, Sandridge, St Albans, AL4 9EX's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full
- The 25 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 21 Lyndon Mead was the highest on Land Registry record across the postcode.
£1,125,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 16 years.
£995,000
Growth on file: 6.4% per year over 16 years.
Sales timeline
18 July 2022Most recent
£995,000
+176.4%over 16 years3 February 2006
£360,000
Median price across the last 5 sales in AL4 9EX: £700,000 (2025–2015).
Nearby sales in AL4 9EX
17 Lyndon Mead, Sandridge, St Albans, AL4 9EX
Sold Mar 2025
£915,00025 Lyndon Mead, Sandridge, St Albans, AL4 9EX
Sold Oct 2023
£660,0005 Lyndon Mead, Sandridge, St Albans, AL4 9EX
Sold Apr 2017
£730,00036 Lyndon Mead, Sandridge, St Albans, AL4 9EX
Sold Jul 2015
£545,0008 Lyndon Mead, Sandridge, St Albans, AL4 9EX
Sold Jan 2015
£482,500
Versus other Lyndon Mead homes
On epc rating, 21 Lyndon Mead stands well clear of the street.
Price per m²
£5,686
Street avg £4,422
Floor Area
175 m²
Street avg 105 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Lyndon Mead — bus stop.
Closest school
0.4 km
Sandridge School. 13 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







