12 Antonine Gate, St Albans, AL3 4JA
About 12 Antonine Gate
12 Antonine Gate is a detached house in St Albans (AL3 4JA). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (January 2025) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 85), a 2-band jump.
It changed hands recently, sold July 2025 for £650,000. Today's modelled estimate of £742,000 is 14.2% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£671/sq ft) was about 81.6% above the typical sold price in the postcode. At 90 m² it's 18.9% smaller than the typical home in the postcode (111 m² median across 11 EPCs). One historical planning record sits against the property in 2025.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 16 January 2035
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Planning history
1 application on record at 12 Antonine Gate, St Albans, AL3 4JA
- Dec 2025Garage ConversionFullOutcome in report
Extension: Single storey · Rear of property
New single storey rear extension and conversion of existing side garage with associated internal alterations
Extension- Documents
- 10 docs on file
- Reference
- 5/2025/2251
Unlock 12 Antonine Gate, St Albans, AL3 4JA's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 3 notable nearby
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
12 Antonine Gate valuation sits well clear of the typical sold price in this postcode.
£742,000
Modelled from EPC, postcode comparables.
£650,000
Recorded with HM Land Registry.
Sales timeline
17 July 2025Most recent
£650,000
Median price across the last 5 sales in AL3 4JA: £680,000 (2025–2021).
Nearby sales in AL3 4JA
Versus other Antonine Gate homes
On price per m², 12 Antonine Gate stands well clear of the street.
Price per m²
£7,222
Street avg £5,346
Floor Area
90 m²
Street avg 110 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.4 t/year
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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.







