109a, North Western Avenue, Watford, WD25 0AQ
About 109a
109a is a one-bedroom semi-detached house in Watford (WD25 0AQ). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (April 2025) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump.
Untraded for 20 years, with the last transfer in March 2006. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2006, sale prices on this property compounded at 12.6% per year. Today's modelled estimate of £219,000 sits 66.5% above the 2006 sale of £131,500. At 45 m² it sits well below the postcode median (71 m² across 23 EPCs), making it one of the more compact homes locally.
What this property has
Inside
- Bedrooms1
- CloakroomYes
Outside
- Private gardenYes
- ParkingOff road
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 13 April 2035
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
109a has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 1997.
£219,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.6% per year over 8 years.
£131,500
Growth on file: 12.6% per year over 8 years.
Sales timeline
3 March 2006Most recent
£131,500
+1.2%over 1 year21 September 2004
£129,950
+80.6%over 3 years24 November 2000
£71,950
+46.8%over 3 years31 October 1997
£49,000
Median price across the last 5 sales in WD25 0AQ: £388,000 (2026–2025).
Nearby sales in WD25 0AQ
125 North Western Avenue, Watford, WD25 0AQ
Sold Mar 2026
£380,000153 North Western Avenue, Watford, WD25 0AQ
Sold Mar 2026
£450,000113a, North Western Avenue, Watford, WD25 0AQ
Sold Nov 2025
£210,000157 North Western Avenue, Watford, WD25 0AQ
Sold Nov 2025
£388,000129 North Western Avenue, Watford, WD25 0AQ
Sold Mar 2025
£465,000
Versus other North Western Avenue homes
Years Held for 109a runs comfortably ahead of the street norm.
Price per m²
£2,922
Street avg £8,486
Floor Area
45 m²
Street avg 49 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
3.3 t/year
Street avg 2.7 t/year
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The neighbourhood at a glance
Crime
214/mo
Falling year-on-year across the wider district.
Nearest stop
0.4 km
Library — bus stop.
Closest school
0.3 km
Cherry Tree Primary School. 29 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
51.3dB

Night-time· 23:00 – 07:00
42.1dB







