21 Boundary Road, St Albans, AL1 4DW
About 21 Boundary Road
21 Boundary Road is a two-bedroom mid-terrace house in St Albans (AL1 4DW). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (August 2020) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2010); the latest reading is one band lower. The recommended improvements would lift it to B (score 87), a 2-band jump.
Most recent transfer: October 2023 at £522,900. Across the public record there are 4 sales, relatively high churn for a single property. 5 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Across 2005–2023, sale prices on this property compounded at 6% per year. On a £-per-square-foot basis, the last sale (£852/sq ft) was about 95.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Private gardenRear
Everything you need to know about 21 Boundary Road
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
21 Boundary Road has 2 separate extension applications on the council record.
5 applications on record at 21 Boundary Road, St Albans, AL1 4DW
- Sept 2015Tree WorksTreesOutcome in report
Hawthorn in rear garden of 23 Boundary Road - Fell.
- Documents
- 3 docs on file
- Reference
- TP/2015/0430
- More recent applications — locked
- ExtensionMar 2022Decision
- ExtensionDec 2021Decision
+ 2 more applications in the report
Unlock 21 Boundary Road, St Albans, AL1 4DW's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (5 on record)
- All 5 applications on this property in full, plus 1 notable nearby
- The 42 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Boundary Road has more than doubled in price since the earliest registered sale in 2005.
£535,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 18 years.
£522,900
Growth on file: 6.0% per year over 18 years.
Sales timeline
26 October 2023Most recent
£522,900
+13.7%over 2 years25 January 2021
£460,000
+54.9%over 9 years19 July 2011
£297,000
+65.0%over 6 years23 May 2005
£180,000
Median price across the last 5 sales in AL1 4DW: £500,000 (2025–2022).
Nearby sales in AL1 4DW
Versus other Boundary Road homes
21 Boundary Road is notably below the street on years held.
Price per m²
£9,174
Street avg £7,353
Floor Area
57 m²
Street avg 66 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.0 t/year
Everything you need to know about 21 Boundary Road
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Boundary Road — bus stop.
Closest school
0.2 km
Bernards Heath Infant and Nursery School. 35 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.









