29a, Heldmann Close, Hounslow, TW3 2PA
About 29a
29a is a three-bedroom semi-detached house in Hounslow (TW3 2PA). It has a recorded floor area of 153 m² (around 1647 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (July 2023) returns a high B (score 91), putting the home a stone's throw from an A rating. When first surveyed in December 2012 the rating was C, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and hot-water efficiency went from Good to Very Good; while roof efficiency dropped from Good to Average.
It hasn't traded since June 2006, a hold of 20 years that's notably long for the area. At 153 m² the property is well over the postcode median (84 m² across 20 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £680,000 sits 119.4% above the 2006 sale of £310,000. On a £-per-square-foot basis, the last sale (£188/sq ft) was about 36.2% below the postcode norm. One historical planning record sits against the property in 2014.
Know exactly what you're buying at 29a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- ParkingOff street
Building
- Central heatingYes
Energy performance
29a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Solar PV panels (40 kWp) and Solar water heating installed
Planning history
- Apr 2014ExtensionOutlineIn report
Extension: Single storey · Rear of property
Ground floor rear extension 5.3 metres deep, maximum height of 3.5 metres, 2.7 metres high to the eaves
- Documents
- 7 docs on file
- Reference
- PA/2014/0867
We flagged 1 thing worth checking at 29a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
29a valuation sits well clear of the typical sold price in this postcode.
£680,000
Modelled from EPC, postcode comparables.
£310,000
Recorded with HM Land Registry.
Sales timeline
11 June 2006Most recent
£310,000
Median price across the last 5 sales in TW3 2PA: £476,000 (2023–2017).
Nearby sales in TW3 2PA
Everything we know about 29a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Heldmann Close homes
29a outperforms the street on floor area by a wide margin.
Price per m²
£2,026
Street avg £4,056
Floor Area
153 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
1.3 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
16/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Heath Road — bus stop.
Closest school
0.5 km
Chatsworth Primary School. 54 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.9dB

Night-time· 23:00 – 07:00
39.2dB