9a, Avon Square, Hemel Hempstead, HP2 6DZ
About 9a
9a is a one-bedroom end-of-terrace house in Hemel Hempstead (HP2 6DZ). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1967-1975 and council tax band B. At 33 m² this is the smallest unit on EPC record across the building (33–116 m²). The building's EPC ratings span F to C, with this unit at the top. The latest certificate (July 2024) shows a C (score 71). The rating has held steady at C across 2 certificates since January 2011. Between certificates, lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average.
A recent sale: £160,000 in September 2025. At 33 m² it sits well below the postcode median (85 m² across 22 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2012–2025, sale prices on this property compounded at 3.5% per year. On a £-per-square-foot basis, the last sale (£450/sq ft) was about 149.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenRear
Building
- Heating systemGas
- RefurbishedYes
Energy performance
9a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
9a 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
£165,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 14 years.
£160,000
Growth on file: 3.5% per year over 14 years.
Sales timeline
17 September 2025Most recent
£160,000
+48.1%over 11 years17 January 2014
£108,000
+8.0%over 1 year17 February 2012
£100,000
Median price across the last 5 sales in HP2 6DZ: £352,000 (2025–2022).
Nearby sales in HP2 6DZ
7 Avon Square, Hemel Hempstead, HP2 6DZ
Sold Feb 2025
£362,00035 Avon Square, Hemel Hempstead, HP2 6DZ
Sold Apr 2024
£338,00012 Avon Square, Hemel Hempstead, HP2 6DZ
Sold Oct 2023
£345,00023 Avon Square, Hemel Hempstead, HP2 6DZ
Sold Dec 2022
£352,00036 Avon Square, Hemel Hempstead, HP2 6DZ
Sold Oct 2022
£374,000
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Avon Square — bus stop.
Closest school
0.3 km
Maple Grove Primary School. 18 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
49.7dB

Night-time· 23:00 – 07:00
39.5dB







