9 Antonine Gate, St Albans, AL3 4JA
About 9 Antonine Gate
9 Antonine Gate is a four-bedroom detached house in St Albans (AL3 4JA). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (August 2025) shows a C (score 69), just inside the C band. When first surveyed in January 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Poor to Good; while wall efficiency dropped from Average to Poor.
It changed hands recently, sold December 2025 for £845,000. At 129 m² it's 22.9% larger than the typical home in the postcode (105 m² median across 11 EPCs). Across 2000–2025, sale prices on this property compounded at 5.1% per year. On a £-per-square-foot basis, the last sale (£609/sq ft) was about 57.3% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
Energy performance
EPC Rating
Certificate validity
Valid until 10 August 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
9 Antonine Gate has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 9 Antonine Gate was the highest on Land Registry record across the postcode.
£893,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 26 years.
£845,000
Growth on file: 5.1% per year over 26 years.
Sales timeline
8 December 2025Most recent
£845,000
+35.2%over 9 years8 February 2016
£625,000
+163.2%over 15 years9 May 2000
£237,500
Median price across the last 5 sales in AL3 4JA: £650,000 (2025–2021).
Nearby sales in AL3 4JA
Versus other Antonine Gate homes
9 Antonine Gate is notably below the street on years held.
Price per m²
£6,550
Street avg £5,408
Floor Area
129 m²
Street avg 106 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
170/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Antonine Gate — bus stop.
Closest school
0.3 km
Prae Wood Primary School. 16 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







