21 Alexandra Avenue, Luton, LU3 1HE
About 21 Alexandra Avenue
21 Alexandra Avenue is a three-bedroom detached house in Luton (LU3 1HE). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (February 2013) shows an E (score 52), well below the UK norm with real room to improve. When first surveyed in December 2008 the rating was G, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. The latest certificate is from February 2013, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1995–2013, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £427,000 sits 58.1% above the 2013 sale of £270,000. On a £-per-square-foot basis, the last sale (£193/sq ft) was about 15.7% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. On the market in September 2013 and unlisted since — roughly 13 years.
What this property has
Inside
- Bedrooms3
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Energy performance
21 Alexandra Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Feb 2023
EPC Rating
Certificate validity
Expired on 25 February 2023
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
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Planning history
21 Alexandra Avenue has been extended on multiple sides of the property across separate planning applications.
2 applications on record at 21 Alexandra Avenue, Luton, LU3 1HE
- Jul 2005ExtensionFullOutcome in report
Extension: Single storey · Side and rear of property
Erection of single storey side and rear extension.
- Reference
- 05/00836/FUL
- More recent applications — locked
- ExtensionFeb 2015Decision
Unlock 21 Alexandra Avenue, Luton, LU3 1HE's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 17 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
21 Alexandra Avenue has more than tripled in price since its earliest registered sale in 1995.
£427,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 18 years.
£270,000
Growth on file: 6.4% per year over 18 years.
Sales timeline
12 September 2013Most recent
£270,000
+12.5%over 9 years6 April 2004
£240,000
+182.4%over 9 years17 March 1995
£85,000
Median price across the last 5 sales in LU3 1HE: £415,000 (2025–2023).
Nearby sales in LU3 1HE
Versus other Alexandra Avenue homes
On epc rating, 21 Alexandra Avenue runs well behind the street norm.
Price per m²
£2,077
Street avg £2,517
Floor Area
130 m²
Street avg 140 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
6.9 t/year
Street avg 6.0 t/year
Everything you need to know about 21 Alexandra Avenue
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
249/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Alexandra Avenue — bus stop.
Closest school
0.1 km
Denbigh High School. 40 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.1dB

Night-time· 23:00 – 07:00
42.9dB






