33 Cottonmill Crescent is a three-bedroom mid-terrace house in St Albans (AL1 1HW). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2025) shows a C (score 70). When first surveyed in October 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to B (score 87). Other recorded features include a basement. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced St Albans HPI: 6.7% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£668/sq ft) was about 135.6% above the typical sold price in the postcode. Most recent transfer was September 2025 at £596,500 — fresh data. At 83 m² it's 23.9% larger than the typical home in the postcode (67 m² median across 32 EPCs). 3 planning records sit against the property, 0 approved, 1 refused.
Multiple extension applications run across more than a decade of planning history at 33 Cottonmill Crescent.
Extension: Single storey · Rear of property
Single storey rear extension with rooflights
33 Cottonmill Crescent has more than doubled in price since the earliest registered sale in 2013.
£578,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 12 years.
£596,500
Growth on file: 6.7% per year over 12 years.
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On years held, 33 Cottonmill Crescent runs well behind the street norm.
Price per m²
£7,187
Street avg £4,231
Floor Area
83 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Cottonmill Crescent — bus stop.
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Changes detected from historical EPC data
Low energy lighting percentage decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Extension: Single storey · Rear of property
Certificate of Lawfulness (proposed) - Single storey rear extension
Full planning data for 33 Cottonmill Crescent, St Albans, AL1 1HW
1 more on this property, plus every nearby application and full decision details, in the report.
12 September 2025Most recent
£596,500
+120.9%over 12 years9 July 2013
£270,000
Median price across the last 5 sales in AL1 1HW: £505,000 (2023–2018).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 4 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.8 t/year
AL1 1JW
Closest school
0.1 km
St Peter's School. 29 schools nearby.