21 Judge Street, Watford, WD24 5AN
About 21 Judge Street
21 Judge Street is a three-bedroom mid-terrace house in Watford (WD24 5AN). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (September 2023) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in January 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Average to Good. The recommended improvements would lift it to B (score 85), a 2-band jump. Period features are noted in the property record.
Across 2002–2023, sale prices on this property compounded at 4.1% per year. Today's modelled estimate of £397,000 is 15.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 58.2% above the typical sold price in the postcode. Sold December 2023 for £345,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- GarageSingle
Building
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 27 September 2033
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
21 Judge Street 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
21 Judge Street has more than doubled in price since the earliest registered sale in 2002.
£397,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 21 years.
£345,000
Growth on file: 4.1% per year over 21 years.
Sales timeline
1 December 2023Most recent
£345,000
+81.6%over 14 years19 April 2009
£190,000
+28.8%over 6 years29 November 2002
£147,500
Median price across the last 5 sales in WD24 5AN: £375,000 (2025–2024).
Nearby sales in WD24 5AN
Versus other Judge Street homes
21 Judge Street is notably below the street on years held.
Price per m²
£4,539
Street avg £4,042
Floor Area
76 m²
Street avg 71 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
123/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Shakespeare Street — bus stop.
Closest school
0.5 km
Parkgate Junior School. 34 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
50.8dB

Night-time· 23:00 – 07:00
40.2dB







